US20060280800A1 - Tanaproget compositions containing ethinyl estradiol - Google Patents

Tanaproget compositions containing ethinyl estradiol Download PDF

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Publication number
US20060280800A1
US20060280800A1 US11/448,965 US44896506A US2006280800A1 US 20060280800 A1 US20060280800 A1 US 20060280800A1 US 44896506 A US44896506 A US 44896506A US 2006280800 A1 US2006280800 A1 US 2006280800A1
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Prior art keywords
composition
tanaproget
ethinyl estradiol
composition according
anhydrous lactose
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Abandoned
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US11/448,965
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English (en)
Inventor
Arwinder Nagi
Ramarao Chatlapalli
Shamim Hasan
Zafar Ali
Mohamed Ghorab
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Wyeth LLC
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Wyeth LLC
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Application filed by Wyeth LLC filed Critical Wyeth LLC
Priority to US11/448,965 priority Critical patent/US20060280800A1/en
Assigned to WYETH reassignment WYETH ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: NAGI, ARWINDER, ALI, ZAFAR, CHATLAPALLI, RAMARAO, GHORAB, MOHAMED, HASAN, SHAMIM
Publication of US20060280800A1 publication Critical patent/US20060280800A1/en
Assigned to WYETH LLC reassignment WYETH LLC CHANGE OF NAME (SEE DOCUMENT FOR DETAILS). Assignors: WYETH
Priority to US13/292,405 priority patent/US8664208B2/en
Priority to US14/156,863 priority patent/US20140194398A1/en
Abandoned legal-status Critical Current

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/56—Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids
    • A61K31/565—Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids not substituted in position 17 beta by a carbon atom, e.g. estrane, estradiol
    • A61K31/567—Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids not substituted in position 17 beta by a carbon atom, e.g. estrane, estradiol substituted in position 17 alpha, e.g. mestranol, norethandrolone
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/14—Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
    • A61K9/16—Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction
    • A61K9/1605—Excipients; Inactive ingredients
    • A61K9/1617—Organic compounds, e.g. phospholipids, fats
    • A61K9/1623—Sugars or sugar alcohols, e.g. lactose; Derivatives thereof; Homeopathic globules
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/33—Heterocyclic compounds
    • A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/535—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with at least one nitrogen and one oxygen as the ring hetero atoms, e.g. 1,2-oxazines
    • A61K31/536—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with at least one nitrogen and one oxygen as the ring hetero atoms, e.g. 1,2-oxazines ortho- or peri-condensed with carbocyclic ring systems
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/33—Heterocyclic compounds
    • A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/535—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with at least one nitrogen and one oxygen as the ring hetero atoms, e.g. 1,2-oxazines
    • A61K31/5375—1,4-Oxazines, e.g. morpholine
    • A61K31/538—1,4-Oxazines, e.g. morpholine ortho- or peri-condensed with carbocyclic ring systems
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/56—Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/56—Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids
    • A61K31/565—Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids not substituted in position 17 beta by a carbon atom, e.g. estrane, estradiol
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/14—Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
    • A61K9/16—Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction
    • A61K9/1605—Excipients; Inactive ingredients
    • A61K9/1629—Organic macromolecular compounds
    • A61K9/1652—Polysaccharides, e.g. alginate, cellulose derivatives; Cyclodextrin
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/14—Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
    • A61K9/16—Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction
    • A61K9/1682—Processes
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    • A61K9/2004—Excipients; Inactive ingredients
    • A61K9/2013—Organic compounds, e.g. phospholipids, fats
    • A61K9/2018—Sugars, or sugar alcohols, e.g. lactose, mannitol; Derivatives thereof, e.g. polysorbates
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    • A61K9/2072—Pills, tablets, discs, rods characterised by shape, structure or size; Tablets with holes, special break lines or identification marks; Partially coated tablets; Disintegrating flat shaped forms
    • A61K9/2077—Tablets comprising drug-containing microparticles in a substantial amount of supporting matrix; Multiparticulate tablets
    • A—HUMAN NECESSITIES
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    • A61K9/2095—Tabletting processes; Dosage units made by direct compression of powders or specially processed granules, by eliminating solvents, by melt-extrusion, by injection molding, by 3D printing
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
    • A61K9/4808—Preparations in capsules, e.g. of gelatin, of chocolate characterised by the form of the capsule or the structure of the filling; Capsules containing small tablets; Capsules with outer layer for immediate drug release
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P13/00—Drugs for disorders of the urinary system
    • A61P13/08—Drugs for disorders of the urinary system of the prostate
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P15/00—Drugs for genital or sexual disorders; Contraceptives
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P15/00—Drugs for genital or sexual disorders; Contraceptives
    • A61P15/12—Drugs for genital or sexual disorders; Contraceptives for climacteric disorders
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P15/00—Drugs for genital or sexual disorders; Contraceptives
    • A61P15/18—Feminine contraceptives
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P35/00—Antineoplastic agents
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P43/00—Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P5/00—Drugs for disorders of the endocrine system
    • A61P5/24—Drugs for disorders of the endocrine system of the sex hormones
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/20—Pills, tablets, discs, rods
    • A61K9/2004—Excipients; Inactive ingredients
    • A61K9/2022—Organic macromolecular compounds
    • A61K9/205—Polysaccharides, e.g. alginate, gums; Cyclodextrin
    • A61K9/2054—Cellulose; Cellulose derivatives, e.g. hydroxypropyl methylcellulose

Definitions

  • compositions containing tanaproget and ethinyl estradiol are provided.
  • Progesterone receptor (PR) modulators are known to play an important role in the health of women and are often are used in birth control compositions and for hormone replacement therapy.
  • Tanaproget 5-(4,4-dimethyl-2-oxo-1,4-dihydro-2H-3,1-benzoxazin-6-yl)-1H-pyrrole-2-carbonitrile, is a progesterone receptor modulator and is effective in contraception, hormone replacement therapy, and treating carcinomas and adenocarcinomas, dysfunctional bleeding, uterine leiomyomata, endometriosis, and polycystic ovary syndrome.
  • compositions containing tanaproget for contraception and hormone replacement therapy are needed.
  • compositions containing micronized tanaproget, or a pharmaceutically acceptable salt thereof, and ethinyl estradiol are provided.
  • compositions containing micronized tanaproget, or a pharmaceutically acceptable salt thereof, ethinyl estradiol, microcrystalline cellulose, anhydrous lactose, croscarmellose sodium, and magnesium stearate are provided.
  • kits containing a composition which contains micronized tanaproget and ethinyl estradiol are provided.
  • methods of contraception include administering a composition containing micronized tanaproget and ethinyl estradiol to female in need thereof.
  • methods of hormone replacement therapy include administering a composition containing micronized tanaproget and ethinyl estradiol to a female in need thereof.
  • compositions containing micronized tanaproget and ethinyl estradiol are described.
  • the composition can be readily formulated into an oral dosage unit, and is particularly well suited for a directly compressible unit.
  • tanaproget is micronized, desirably under nitrogen and by means of conventional micronizing techniques, for example with a Trost or jet mill, applied to non-micronized tanaproget.
  • conventional micronizing techniques for example with a Trost or jet mill
  • One method of preparation of non-micronized tanaproget is described in U.S. Pat. No. 6,436,929, and generally in U.S. Patent Application Publication No. US-2005-0272702-A1, which is hereby incorporated by reference.
  • the invention is not limited to the method by which the non-micronized tanaproget is produced.
  • Micronized tanaproget prepared as described herein typically has a particle size of less than about 20 ⁇ m, desirably less than about 15 ⁇ m, and more desirably less than about 10 ⁇ m. Specifically, 90% of the particles are less than or equal to about 20 ⁇ m and 50% are less than or equal to about 15 ⁇ m as determined by the Malvern method, which is readily understood by one of skill in the art.
  • the micronized tanaproget encompasses tautomeric forms of tanaproget and salts derived from pharmaceutically or physiologically acceptable acids, bases, alkali metals and alkaline earth metals. Also provided are derivatives of tanaproget, including, but not limited to, esters, carbamates, sulfates, et hers, oximes, carbonates, and the like.
  • Physiologically acceptable acids include those derived from inorganic and organic acids.
  • inorganic acids include hydrochloric, hydrobromic, hydroiodic, sulfuric, nitric, and phosphoric acids, among others.
  • organic acids include, without limitation, lactic, formic, acetic, fumaric, citric, propionic, oxalic, succinic, glycolic, glucuronic, maleic, furoic, glutamic, benzoic, anthranilic, salicylic, tartaric, malonic, mallic, phenylacetic, mandelic, embonic, methanesulfonic, ethanesulfonic, panthenoic, benzenesulfonic, toluenesulfonic, stearic, sulfanilic, alginic, and galacturonic acids, among others.
  • Physiologically acceptable bases include those derived from inorganic and organic bases.
  • inorganic bases include aluminum, calcium, lithium, magnesium, potassium, sodium, and zinc sulfate or phosphate compounds, among others.
  • organic bases include, without limitation, N,N,-dibenzylethylenediamine, chloroprocaine, choline, diethanolamine, ethylenediamine, meglumine, and procaine, among others.
  • Physiologically acceptable alkali salts and alkaline earth metal salts can include, without limitation, sodium, potassium, calcium and magnesium salts in the form of esters, and carbamates.
  • salts, as well as the nonmicronized and micronized tanaproget can be in the form of esters, carbamates and other conventional “pro-drug” forms, which, when administered in such form, convert to the active moiety in vivo.
  • the prodrugs are esters. See, e.g., B. Test and J. Caldwell, “Prodrugs Revisited: The “Ad Hoc” Approach as a Complement to Ligand Design”, Medicinal Research Reviews, 16(3):233-241, ed., John Wiley & Sons (1996).
  • Micronized tanaproget discussed herein also encompasses “metabolites” which are unique products formed by processing tanaproget by the cell or patient. Desirably, metabolites are formed in vivo.
  • compositions are prepared by dry mixing micronized tanaproget, based upon the total weight of the unit dose, with the other components of the composition to form a dry granulation.
  • the term “wt/wt” refers to the weight of one component based on the total weight of the composition. Typically, this ratio does not include the weight of the capsule, the weight of any filler utilized in the capsule, and seal coating, if so utilized.
  • compositions described herein are formulated to provide rapid release of tanaproget and ethinyl estradiol, while simultaneously being stable under conditions of storage.
  • the composition contains micronized tanaproget and ethinyl estradiol.
  • the composition contains micronized tanaproget, ethinyl estradiol, microcrystalline cellulose (MCC), anhydrous lactose, croscarmellose sodium, and magnesium stearate.
  • micronized tanaproget is present in the composition in an amount from about 0.01% wt/wt to about 1% wt/wt.
  • the composition contains micronized tanaproget in an amount of about 0.1% to about 0.6% wt/wt.
  • the composition contains micronized tanaproget in an amount of about 0.17% to about 1% wt/wt.
  • the composition contains tanaproget in an amount of about 0.17% wt/wt.
  • the composition contains tanaproget in an amount of about 0.35% wt/wt.
  • the composition contains tanaproget in an amount of about 0.52% wt/wt. This amount may be varied, depending upon the amount of micronized tanaproget to be delivered to a patient. In one embodiment, the compositions contain about 100 to about 300 ⁇ g of tanaproget, and desirably, about 100, 200, or 300 ⁇ g of tanaproget.
  • an excess of tanaproget is utilized, and desirably a 5% excess, over the amount of tanaproget that is required for the composition.
  • the compositions when the compositions contain an excess of tanaproget, the compositions contain about 105 to about 315 ⁇ g of tanaproget, and desirably about 105, 210, and 315 ⁇ g of tanaproget.
  • Ethinyl estradiol is also present in the compositions described herein.
  • Ethinyl estradiol can be added to the composition as an individual component or can be added with one or more excipients.
  • ethinyl estradiol is added to the composition as an individual component and includes about 0.03 to about 0.05% wt/wt of the composition.
  • ethinyl estradiol is added to the composition as an individual component and includes about 0.035% wt/wt of the composition.
  • the compositions contain about 20 ⁇ g of ethinyl estradiol.
  • compositions typically contain about 21 ⁇ g of ethinyl estradiol.
  • Ethinyl estradiol can also be added in combination with other excipients, and desirably as a mixture with anhydrous lactose.
  • the source of the ethinyl estradiol is a triturate which contains 2% ethinyl estradiol in anhydrous lactose, whereby the ethinyl estradiol includes about 2% wt/wt of the triturate in anhydrous lactose.
  • triturate refers to a composition containing fine particles and/or powder.
  • the composition contains the ethinyl estradiol 2% triturate in lactose in an amount of about 1 to about 2% wt/wt of the composition. In another example, the composition contains about ethinyl estradiol 2% triturate in lactose at an amount of about 1.75% wt/wt of the composition. This amount may be varied, depending upon the amount of ethinyl estradiol to be delivered to a patient.
  • the composition can also include microcrystalline cellulose.
  • the microcrystalline cellulose includes about 30 to about 60% wt/wt of the composition.
  • MCC includes about 30 to about 56% wt/wt of the composition.
  • MCC includes about 54% wt/wt of the composition.
  • MCC includes about 54.5% wt/wt of the composition.
  • MCC includes about 54.4% wt/wt of the composition.
  • MCC includes about 54.3% wt/wt of the composition.
  • anhydrous lactose can also be included in the compositions described herein.
  • the anhydrous lactose includes about 30 to about 56% wt/wt of the composition.
  • anhydrous lactose includes about 37% wt/wt of the composition.
  • anhydrous lactose includes about 38% wt/wt of the composition.
  • anhydrous lactose includes about 39% of the composition.
  • anhydrous lactose includes about 37.3% wt/wt of the composition.
  • anhydrous lactose includes about 37.2% wt/wt of the composition.
  • anhydrous lactose includes about 37.15% wt/wt of the composition. In a further example, anhydrous lactose includes about 38.9% wt/wt of the composition. In yet another example, anhydrous lactose includes about 38.8% wt/wt of the composition.
  • compositions can further include croscarmellose sodium.
  • croscarmellose sodium includes about 2 to about 6% wt/wt of the composition.
  • croscarmellose sodium includes about 6% wt/wt of the composition.
  • Magnesium stearate can also be included in the compositions. Typically, magnesium stearate includes about 0.25 to about 0.5% wt/wt of the composition. In one example, magnesium stearate includes about 0.25% wt/wt of the composition.
  • a composition includes about 0.175% wt/wt of micronized tanaproget, or a pharmaceutically acceptable salt thereof, about 0.035% wt/wt of ethinyl estradiol, about 54.5% wt/wt of microcrystalline cellulose, about 37.3% wt/wt of anhydrous lactose, about 6% wt/wt of croscarmellose sodium, and about 0.25% wt/wt of magnesium stearate.
  • a composition in another embodiment, includes about 0.35% wt/wt of micronized tanaproget, or a pharmaceutically acceptable salt thereof, about 0.035% wt/wt of ethinyl estradiol, about 54.4% wt/wt of microcrystalline cellulose, about 37.2% wt/wt of anhydrous lactose, about 6% wt/wt of croscarmellose sodium, and about 0.25% wt/wt of magnesium stearate.
  • a composition includes about 0.525% wt/wt of micronized tanaproget, or a pharmaceutically acceptable salt thereof, about 0.035% wt/wt of ethinyl estradiol, about 54.3% wt/wt of microcrystalline cellulose, about 37.15% wt/wt/ of anhydrous lactose, about 6% wt/wt of croscarmellose sodium, and about 0.25% wt/wt of magnesium stearate.
  • a composition in still another embodiment, includes about 0.525% wt/wt of micronized tanaproget, or a pharmaceutically acceptable salt thereof, about 0.035% wt/wt of ethinyl estradiol, about 54.5% wt/wt of MCC, about 39% wt/wt of anhydrous lactose, about 6% wt/wt of croscarmellose sodium, and about 0.25% wt/wt of magnesium stearate.
  • a composition includes about 0.35% wt/wt of micronized tanaproget, about 0.035% wt/wt of ethinyl estradiol, about 54.4% wt/wt of MCC, about 39.0% wt/wt of anhydrous lactose, about 6% wt/wt of croscarmellose sodium, and about 0.25% wt/wt of magnesium stearate.
  • a composition in still another embodiment, includes about 0.5250% wt/wt of micronized tanaproget, about 0.035% wt/wt of ethinyl estradiol, about 54.3% wt/wt of MCC, about 38.9% wt/wt of anhydrous lactose, about 6% wt/wt of croscarmellose sodium, and about 0.25% wt/wt of magnesium stearate.
  • micronized tanaproget composition is provided in Table 1.
  • Table 1 Component % wt/wt Micronized Tanaproget 0.1750 Ethinyl Estradiol (EE) 2% Triturate 1.75 in Anhydrous Lactose MCC 54.5037 Lactose Anhydrous 37.3213 Croscarmellose Sodium 6.00 Magnesium stearate 0.25
  • micronized tanaproget composition is provided in Table 2.
  • Table 2 Component % wt/wt Micronized Tanaproget 0.35 Ethinyl Estradiol 2% Triturate in 1.75 Anhydrous Lactose MCC 54.4120 Anhydrous Lactose 37.238 Croscarmellose Sodium 6.00 Magnesium Stearate 0.25
  • a further example of a suitable micronized tanaproget composition is provided in Table 3.
  • Table 3 Component % wt/wt Micronized Tanaproget 0.5250 Ethinyl Estradiol 2% Triturate in 1.75 Anhydrous Lactose MCC 54.3203 Anhydrous Lactose 37.1547 Croscarmellose Sodium 6.00 Magnesium Stearate 0.25
  • micronized tanaproget composition is provided in Table 4.
  • Table 4 Component % wt/wt Micronized Tanaproget 0.1750 Ethinyl Estradiol 0.035 MCC 54.5037 Lactose Anhydrous 39.0363 Croscarmellose Sodium 6.00 Magnesium stearate 0.25
  • micronized tanaproget composition is provided in Table 5.
  • Table 5 Component % wt/wt Micronized Tanaproget 0.35 Ethinyl Estradiol 0.035 MCC 54.4120 Anhydrous Lactose 38.953 Croscarmellose Sodium 6.00 Magnesium Stearate 0.25
  • micronized tanaproget composition in still another example, is provided in Table 6.
  • Table 6 Component % wt/wt Micronized Tanaproget 0.5250 Ethinyl Estradiol 0.035 MCC 54.3203 Anhydrous Lactose 38.8697 Croscarmellose Sodium 6.00 Magnesium Stearate 0.25
  • compositions are typically prepared by combining micronized tanaproget, or a pharmaceutically acceptable salt thereof, ethinyl estradiol, MCC, croscarmellose sodium, anhydrous lactose, and magnesium stearate and mixing or granulating the mixture.
  • the compositions are prepared by dry mixing or granulating the components therein using techniques such as roller compaction, slugging, or a combination thereof to form a dry granulation
  • roller compaction refers to a process by which two or more solid materials are compacted between two rotating rolls, desirably, counter-rotating rolls, to form solid ribbons. These ribbons are then subject to further steps including milling to form a composition.
  • slugging refers to a process by which two or more solid materials are compressed on a press, typically using presses that are larger than those presses utilized to prepare large tablets. These tablets are then subject to further steps including milling to form a composition.
  • the components can also be in extragranular or intragranular forms, as determined by one of skill in the art and as determined by the requirements of the process.
  • apparatuses can be utilized to perform the process described herein and includes bags of small, medium, and large sizes, screens of varying sizes, and blenders, among others.
  • the process can also include compacting or milling the composition, typically using compactors and mills selected by one of skill in the art.
  • the milling step is typically performed on particles of varying sizes, i.e., large particles, powders, and fine powders to obtain a preferential and more uniform particle size.
  • the milling can include several separating, recycling, and screening steps to obtain the desired particle sizes.
  • compositions desirably contain particles of an optimal size to permit dissolution of the composition, and more desirably, the particles are less than or equal to about 100 ⁇ m.
  • the sizes of the particles of the composition are typically measured by passing the solid composition through screens of varying sizes. In one embodiment, about 8% of the particles are greater than or equal to about 350 ⁇ m. In another embodiment, about 28% of the particles are greater than or equal to about 180 ⁇ m. In a further embodiment, about 34% of the particles are greater than or equal to about 150 ⁇ m. In still another embodiment, about 39% of the particles are greater than about 125 ⁇ m. In yet another embodiment, about 49% of the particles are greater than about 89 ⁇ m. In a further embodiment, about 64% of the particles are greater than about 75 ⁇ m. In still another embodiment, about 90% of the particles are greater than about 45 ⁇ m.
  • the particles of the compositions are larger than the optimal size and if the same have not yet been encapsulated in a capsule, the same can be subject to further milling and screening steps, among others, to reduce the particle size.
  • the process typically includes compressing the composition into a form suitable for oral administration and is typically a tablet or caplet.
  • a tablet or caplet When compressed into a tablet or caplet, one of skill in the art would readily be able to select a suitable tablet press for use herein.
  • a suitable tablet press for use herein.
  • one example of such a press includes the Stokes® B2 Tablet Press, among others.
  • the tablet prepared as described herein is encapsulated in a capsule.
  • the capsule is a hydroxypropyl methylcellulose or hypromellose capsule.
  • the capsule can be optionally sealed with the tablet therein or a filler can be added to the capsule containing tablet.
  • the filler includes MCC, croscarmellose sodium, and magnesium stearate.
  • the tablet is placed in the capsule prior to adding the filler.
  • a tablet containing 0.1 mg of tanaproget and 20 ⁇ g of ethinyl estradiol is encapsulated in a capsule.
  • a tablet containing 0.2 mg of tanaproget and 20 ⁇ g of ethinyl estradiol is encapsulated in a capsule.
  • a tablet containing 0.3 mg of tanaproget and 20 ⁇ g of ethinyl estradiol is encapsulated in a capsule.
  • a tablet contains 0.1 mg of tanaproget and 20 ⁇ g of ethinyl estradiol is encapsulated in a capsule. In another example, a tablet contains 0.2 mg of tanaproget and 20 ⁇ g of ethinyl estradiol is encapsulated in a capsule. In a further example, a tablet contains 0.3 mg of tanaproget and 20 ⁇ g of ethinyl estradiol is encapsulated in a capsule.
  • the tablets are film-coated.
  • Suitable film-coatings are known to those of skill in the art.
  • the film-coating can be selected from among suitable polymers such as hydroxpropylmethylcellulose, ethyl cellulose, polyvinyl alcohol, and combinations thereof.
  • suitable film-coatings can be readily selected by one of skill in the art.
  • the tablet is coated with an Opadry® seal coat. Where applied, the weight percent of the film coat is generally in the range of 2% wt/wt to 6% wt/wt of the tablet.
  • the tablets, capsules, or tablets-in-capsules containing a composition release about 94 to about 100% of tanaproget after about 15 minutes.
  • compositions described herein are stable over a period of about 1 month for samples stored at varying temperatures and humidities.
  • stable as used herein refers to the compositions which degrade less than about 1%. Typically, it is the tanaproget that degrades in the composition. Desirably, the composition is stable at about 20° C./50% relative humidity to about 45° C./75% relative humidity and at temperatures up to about 25° C.
  • the compositions are stored at reduced temperatures, and, desirably, at temperatures of about 5° C. It is also desirable that the compositions be stored in the absence of water, air, and moisture.
  • compositions are stored at room temperature.
  • a stabilizer such as cysteine, sodium thiosulfate, or a combination thereof is added to the composition in order to maintain its stability at room temperature.
  • compositions can thereby further include other adjuvants, syrups, elixirs, diluents, excipients, binders, lubricants, surfactants, granulating agents, disintegrating agents, emollients, metal chelators, pH adjustors, surfactants, fillers, disintegrants, and combinations thereof, among others.
  • Adjuvants can include, without limitation, flavoring agents, coloring agents, preservatives, and supplemental antioxidants, which can include vitamin E, ascorbic acid, butylated hydroxytoluene (BHT), butylated hydroxyanisole (BHA), cysteine, and sodium thiosulfate.
  • flavoring agents coloring agents
  • preservatives and supplemental antioxidants, which can include vitamin E, ascorbic acid, butylated hydroxytoluene (BHT), butylated hydroxyanisole (BHA), cysteine, and sodium thiosulfate.
  • Binders can include, without limitation, povidone, cellulose, methylcellulose, hydroxymethylcellulose, carboxymethylcellulose calcium, carboxymethylcellulose sodium, hydroxypropylcellulose, hydroxypropylmethylcellulose phthalate, noncrystalline cellulose, polypropylpyrrolidone, polyvinylpyrrolidone (povidone, PVP), gelatin, gum arabic and acacia, polyethylene glycols, starch, sugars such as sucrose, kaolin, dextrose, and lactose, cholesterol, tragacanth, stearic acid, gelatin, casein, lecithin (phosphatides), cetostearyl alcohol, cetyl alcohol, cetyl esters wax, dextrates, dextrin, glyceryl monooleate, glyceryl monostearate, glyceryl palmitostearate, polyoxyethylene alkyl ethers, polyoxyethylene castor oil derivatives, polyoxyethylene stearates, polyvinyl alcohol, and
  • Lubricants can include light anhydrous silicic acid, talc, stearic acid, sodium lauryl sulfate, magnesium stearate and sodium stearyl furamate, among others.
  • the lubricant is magnesium stearate.
  • Excipients can include, without limitation, silicon dioxide, starch, calcium carbonate, pectin, and crospovidone (polyplasdone), among others.
  • Disintegrating agents or disintegrants can include starch, carboxymethylcellulose, substituted hydroxypropylcellulose, sodium bicarbonate, calcium phosphate, calcium citrate, sodium starch glycolate, pregelatinized starch or crospovidone, among others.
  • Emollients can include, without limitation, stearyl alcohol, mink oil, cetyl alcohol, oleyl alcohol, isopropyl laurate, polyethylene glycol, olive oil, petroleum jelly, palmitic acid, oleic acid, and myristyl myristate.
  • Surfactants can include polysorbates, sorbitan esters, poloxamer, or sodium lauryl sulfate. In one embodiment, the surfactant is sodium lauryl sulfate.
  • Metal chelators can include physiologically acceptable chelating agents including edetic acid, malic acid, or fumaric acid. In one embodiment, the metal chelator is edetic acid.
  • pH adjusters can also be utilized to adjust the pH of a solution containing tanaproget to about 4 to about 6.
  • the pH of a solution containing tanaproget is adjusted to a pH of about 4.6.
  • pH adjustors can include physiologically acceptable agents including citric acid, ascorbic acid, fumaric acid, or malic acid, and salts thereof.
  • the pH adjuster is citric acid.
  • compositions include mannitol, calcium phosphate, pregelatinized starch, or sucrose.
  • the dosage requirements of tanaproget may vary based on the severity of the symptoms presented and the particular subject being treated. Treatment can be initiated with small dosages less than the optimum dose of tanaproget. Thereafter the dosage is increased until the optimum effect under the circumstances is reached. Precise dosages will be determined by the administering physician based on experience with the individual subject treated. In general, the compositions are most desirably administered at a concentration that will generally afford effective results without causing any unacceptable harmful or deleterious side effects. For example, an effective amount of micronized tanaproget is generally, e.g., about 100 to about 300 ⁇ g, about 100 ⁇ g, about 200 ⁇ g, or about 300 ⁇ g.
  • compositions containing micronized tanaproget are therefore useful in contraception and hormone replacement therapy.
  • the compositions are also useful in contraception and the treatment and/or prevention of uterine myometrial fibroids, benign prostatic hypertrophy, benign and malignant neoplastic disease, dysfunctional bleeding, uterine leiomyomata, endometriosis, polycystic ovary syndrome, and carcinomas and adenocarcinomas of the pituitary, endometrium, kidney, ovary, breast, colon, and prostate and other hormone-dependent tumors. Additional uses of the compositions include stimulation of food intake.
  • compositions are formed into a suitable dosing unit for delivery to a patient.
  • suitable dosing units include oral dosing units, such as a directly compressible tablets, caplets, capsules, powders, suspensions, microcapsules, dispersible powders, granules, suspensions, syrups, elixirs, and aerosols.
  • the compositions are compressed into a tablet or caplet, which is optionally added to a capsule, or the compositions are added directly to a capsule.
  • the compositions can also be formulated for delivery by other suitable routes. These dosing units are readily prepared using the methods described herein and those known to those of skill in the art.
  • Solid forms including tablets, caplets, and capsules containing micronized tanaproget can be formed by dry blending tanaproget with the components described above.
  • the capsules include hydroxypropyl methylcellulose, hypromellose capsule, or a hard shell gelatin capsule.
  • the tablets or caplets that contain tanaproget are optionally film-coated. Suitable film-coatings are known to those of skill in the art.
  • the film-coating can be selected from among polymers such as hydroxypropylmethylcellulose, ethyl cellulose, polyvinyl alcohol, and combinations thereof.
  • a pharmaceutically effective amount of tanaproget can vary depending on the components of the composition, mode of delivery, severity of the condition being treated, the patient's age and weight, and any other active ingredients used in the composition.
  • the dosing regimen can also be adjusted to provide the optimal therapeutic response.
  • Several divided doses can be delivered daily, e.g., in divided doses 2 to 4 times a day, or a single dose can be delivered. The dose can however be proportionally reduced or increased as indicated by the exigencies of the therapeutic situation.
  • the delivery is on a daily, weekly, or monthly basis.
  • the delivery is on a daily delivery. However, daily dosages can be lowered or raised based on the periodic delivery.
  • compositions when used for contraception or hormone replacement therapy, they can be administered in conjunction with one or more other progesterone receptor agonists, estrogen receptor agonists, progesterone receptor antagonists, and selective estrogen receptor modulators, among others.
  • chemotherapeutic agents When utilized for treating neoplastic disease, carcinomas, and adenocarcinomas, they can be administered in conjunction with one or more chemotherapeutic agents which can readily be selected by one of skill in the art.
  • kits or packages containing tablets, caplets, or capsules containing micronized tanaproget and ethinyl estradiol can include tablets, caplets, or capsules containing tanaproget and ethinyl estradiol and a carrier suitable for administration to a mammalian subject as discussed above.
  • the tablets, caplets, or capsules are packaged in blister packs, and desirably UltrxTM 2000 blister packs
  • kits or packages containing the compositions are designed for use in the regimens described herein. These kits are desirably designed for daily oral delivery over 21-day, 28-day, 30-day, or 31-day cycles, among others, and more desirably for one oral delivery per day.
  • a package or kit can include the composition in each tablet or caplet.
  • a package or kit can include placebos on those days when the composition is not delivered.
  • compositions may include antiprogestins, estrogens, and selective estrogen receptor modulators, among others.
  • kits are also desirably organized to indicate a single oral formulation or combination of oral formulations to be taken on each day of the cycle, desirably including oral tablets or caplets to be taken on each of the days specified, and more desirably one oral tablet or caplet will contain each of the combined daily dosages indicated.
  • a kit can include a single phase of a daily dosage of the composition over a 21-day, 28-day, 30-day, or 31-day cycle.
  • a kit can include a single phase of a daily dosage of the composition over the first 21 days of a 28-day, 30-day, or 31-day cycle.
  • a kit can also include a single phase of a daily dosage of the composition over the first 28 days of a 30-day or 31-day cycle.
  • a kit can include a single combined phase of a daily dosage of the composition and an antiprogestin over a 21-day, 28-day, 30-day, or 31-day cycle.
  • a kit can include a single combined phase of a daily dosage of the composition and an antiprogestin over the first 21 days of a 28-day, 30-day, or 31-day cycle.
  • a kit can also include a single combined phase of a daily dosage of the composition and an antiprogestin over the first 28 days of a 30-day or 31-day cycle.
  • a 28-day kit can include a first phase of from 14 to 28 daily dosage units of the composition; and a second phase of from 0 to 7 daily dosage units of an orally and pharmaceutically acceptable placebo, wherein the total number of the daily dosage units is 28.
  • a 28-day kit can include a first phase of from 14 to 21 daily dosage units of the composition; a second phase of from 0 to 7 daily dosage units of an orally and pharmaceutically acceptable placebo.
  • a 28-day kit can include a first phase of from 18 to 21 daily dosage units of the composition; a second phase of from 0 to 7 daily dose units of a pharmaceutically acceptable placebo.
  • a 28-day kit can include a first phase of 14 daily dosage units of the composition; and a third phase of 14 daily units of an orally and pharmaceutically acceptable placebo.
  • a 28-day kit can include a first phase of 17 daily dosage units of the composition; and a third phase of 11 daily units of an orally and pharmaceutically acceptable placebo.
  • a 28-day kit can include a first phase of 21 daily dosage units of the composition; and a third phase of 7 daily units of an orally and pharmaceutically acceptable placebo.
  • the daily dosage of tanaproget remains fixed in each particular phase in which it is delivered. It is further preferable that the daily dose units described are to be delivered in the order described, with the first phase followed in order by the second and third phases. To help facilitate compliance with each regimen, it is also preferred that the kits contain the placebo described for the final days of the cycle.
  • the package has indicators for each day of the 28-day cycle, and more desirably is a labeled blister package, dial dispenser package, or bottle.
  • the kit can further contain instructions for administering the tanaproget composition.
  • micronized tanaproget or a pharmaceutically acceptable salt thereof, and ethinyl estradiol as a combined preparation for simultaneous, separate or sequential use in the provision of contraception to a female of child bearing age or the provision of hormone replacement therapy to a female in need thereof.
  • compositions Containing Micronized Tanaproget and Ethinyl Estradiol Containing Micronized Tanaproget and Ethinyl Estradiol
  • compositions for this example were manufactured using the following protocol and using the components of Table 7.
  • TABLE 7 Component Function Tanaproget (micronized) Active ingredient Ethinyl Estradiol (EE) 2% Triturate in Active ingredient Lactose Microcrystalline Cellulose Filler, Granulation aid, Disintegrant Croscarmellose Sodium Disintegrant Anhydrous Lactose Filler Magnesium Stearate Lubricant HPMC Capsule, #1 Reddish Brown Capsule shell
  • MCC and anhydrous lactose were passed through a 30 mesh hand screen, transferred to a PK-Blender equipped with intensifier bar (pin bar), and blend for 1 minute without intensifier bar activated.
  • a second portion of MCC and anhydrous lactose was passed through a #30 mesh hand screen into a suitable size plastic bag and blend for 1 minute.
  • a third portion of MCC was passed through #30 mesh screen into a smaller plastic bag and the bag was shaken for 15 seconds. Tanaproget was added to the bag containing the third portion of MCC and blend for 1 minute.
  • a third portion of anhydrous lactose was passed through a #30 mesh hand screen into the bag containing MCC and tanaproget and blend for 1 minute.
  • the blended material was then passed through a #30 mesh hand screen into the larger bag containing the second portion of MCC and anhydrous lactose.
  • the emptied bag was rinsed twice by mixing portion four and five of MCC and anhydrous lactose in the bag for 1 minute.
  • the rinses were passed through the #30 mesh screen that was used to screen the tanaproget and was transferred into the larger bag containing tanaproget and the third portion of MCC and anhydrous lactose.
  • a sixth portion of MCC and anhydrous lactose was passed through the #30 mesh hand screen that was used for the two rinses and was transferred into the plastic bag containing tanaproget and the third portions of MCC and anhydrous lactose.
  • the pre-blend was transferred to the PK-Blender containing the first portions of MCC and anhydrous lactose.
  • the emptied bag that contained the preblend was rinsed twice with portions seven and eight of MCC and anhydrous lactose that were passed through a #30 mesh hand screen into the bag shaken for 2 minutes. The rinses were transferred into the PK-blender.
  • a ninth portion of MCC and anhydrous lactose was passed through a #30 mesh hand screen into a plastic bag and the material was blend.
  • Ethinyl estradiol 2.0% Triturate was passed through a #30 mesh screen into the plastic bag that had contained the ninth portion of MCC and anhydrous lactose and mixed.
  • a tenth portion of MCC and anhydrous lactose was passed through a #30 mesh hand screen, transferred to the same plastic bag containing the ethinyl estradiol together with the ninth portions of MCC and anhydrous lactose, and the materials were mixed.
  • MCC and anhydrous lactose were passed through a #30 mesh hand screen, transferred to the plastic bag containing the ethinyl estradiol, the material mixed, and was transferred to the PK-blender.
  • Croscarmellose sodium was passed through #30 mesh hand screen directly into the plastic bag that contained the eleventh portion of MCC and anhydrous lactose.
  • a twelve portion of MCC and anhydrous lactose were passed through a #30 mesh hand screen directly into the plastic bag containing the croscarmellose sodium, the bag was shaken, and the shaken material was transferred to the PK-Blender.
  • a thirteenth portion of MCC and anhydrous lactose was passed through a #30 mesh hand screen directly to the plastic bag that had contained the twelve portion of MCC/anhydrous lactose/croscarmellose sodium, was shaken, and was transferred to the PK-Blender. Fourteenth portions of MCC and anhydrous lactose were passed through #30 mesh hand screen, transferred to the PK-Blender, and the material blend.
  • An intra-granular portion of magnesium stearate was passed through #30 mesh hand screen into a plastic bag, the screen was rinsed with approximately equal portion from the blend from the blender, and this pre-blend was blended.
  • the pre-blend containing the intra-granular portion of magnesium stearate was transferred to the PK Blender and mixed.
  • the blend was discharged from the PK Blender into a double poly-lined container. If not utilized immediately, the blend was stored under reduced temperatures of about 2 to about 8° C., in the absence of light and moisture using two desiccant bags between the two poly bags.
  • the tanaproget blend was compacted into ribbons using a roller compactor.
  • the compacted ribbons were milled using a FitzMill, Model D through a #33 plate, low speed and knives forward.
  • the milled material was sieved using a #30 mesh screen and the material on top of the screen and plate of the Fitz-Mill were collected. The materials that passed through the #30 mesh screen were then passed through a #120 mesh screen.
  • the material retained on the #120 mesh screen was stored in a plastic bag.
  • the powder that passed through the #120 mesh screen was compacted using the roller compactor, the compacted ribbons were milled using Fitz-Mill Model D through a #33 plate at low speed and knives forward.
  • the milled material was passed through a #30 mesh screen and the material retained on the #30 mesh screen was combined with the milled material retained on the plate of the Fitz-Mill. All of the material that retained on top of the screen and plate of the Fitz-mill was collected, hand milled using a mortar and pestle, and passed through a #30 mesh screen. All of the materials that passed through the #30 mesh screens were combined and half of this combined material was transferred to a PK-Blender.
  • the blended pre-mix was discharged from the PK-blender into a double poly-lined container(s) and stored under reduced temperatures of about 2 to about 8° C., in the absence of light and moisture using desiccants between the two poly bags. See, Table 8 for the total amounts of the components utilized in the composition.
  • This example provides the preparation of tablets containing a composition containing tanaproget and ethinyl estradiol.
  • Example 1 The blend from Example 1 was compressed using a Stokes® Tablet Compressor, adjusting the press as required.
  • the tablets were stored in double polylined container with two desiccants bags placed between the two bags and stored under refrigeration at about 2-8° C., in the absence of light and moisture.
  • This example provides the preparation of tablets-in-capsules containing compositions containing tanaproget and ethinyl estradiol. This example is useful for the preparation of tablets containing 100 ⁇ g, 200 ⁇ g, and 300 ⁇ g of tanaproget. The amounts of each component are illustrated in Table 9.
  • MCC and croscarmellose sodium were passed through #20 mesh screen, added to a PK-blender without an intensifier bar installed, and blend for 15 minutes.
  • Magnesium stearate was passed through #30 mesh screen and pre-mixed with a portion of the MCC/croscarmellose blend. The magnesium stearate preblend was added to the PK-blender and blend for 2 minutes to form a final placebo blend.
  • a reddish brown opaque HPMC capsule shell was filled by placing one (1) tanaproget/EE (100 ⁇ g/20 ⁇ g, 200 ⁇ g/20 ⁇ g, 300 ⁇ g/20 ⁇ g) tablet into one capsule shell body and flood filling with approximately 144 mg of the placebo blend into each capsule shell.
  • the filled #1 reddish brown capsule body was closed using the #1 reddish brown opaque HPMC shell caps.
  • the filled capsules were stored in poly-lined containers, in the absence of moisture, light and humidity.

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