ZA974981B - A novel composition for transdermal administration of an estrogen, a progestin or a mixture thereof. - Google Patents

A novel composition for transdermal administration of an estrogen, a progestin or a mixture thereof.

Info

Publication number
ZA974981B
ZA974981B ZA9704981A ZA974981A ZA974981B ZA 974981 B ZA974981 B ZA 974981B ZA 9704981 A ZA9704981 A ZA 9704981A ZA 974981 A ZA974981 A ZA 974981A ZA 974981 B ZA974981 B ZA 974981B
Authority
ZA
South Africa
Prior art keywords
progestin
estrogen
mixture
transdermal administration
novel composition
Prior art date
Application number
ZA9704981A
Other languages
English (en)
Inventor
Dario Carrara
Original Assignee
Permatec Nv
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Permatec Nv filed Critical Permatec Nv
Publication of ZA974981B publication Critical patent/ZA974981B/xx

Links

Classifications

    • 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
    • A61K9/0012—Galenical forms characterised by the site of application
    • A61K9/0014—Skin, i.e. galenical aspects of topical compositions
    • 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
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/56—Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids
    • A61K31/57—Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids substituted in position 17 beta by a chain of two carbon atoms, e.g. pregnane or progesterone
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
    • A61K47/06—Organic compounds, e.g. natural or synthetic hydrocarbons, polyolefins, mineral oil, petrolatum or ozokerite
    • A61K47/08—Organic compounds, e.g. natural or synthetic hydrocarbons, polyolefins, mineral oil, petrolatum or ozokerite containing oxygen, e.g. ethers, acetals, ketones, quinones, aldehydes, peroxides
    • A61K47/10—Alcohols; Phenols; Salts thereof, e.g. glycerol; Polyethylene glycols [PEG]; Poloxamers; PEG/POE alkyl ethers
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
    • A61K47/06—Organic compounds, e.g. natural or synthetic hydrocarbons, polyolefins, mineral oil, petrolatum or ozokerite
    • A61K47/16—Organic compounds, e.g. natural or synthetic hydrocarbons, polyolefins, mineral oil, petrolatum or ozokerite containing nitrogen, e.g. nitro-, nitroso-, azo-compounds, nitriles, cyanates
    • A61K47/18—Amines; Amides; Ureas; Quaternary ammonium compounds; Amino acids; Oligopeptides having up to five amino acids
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
    • A61K47/30—Macromolecular organic or inorganic compounds, e.g. inorganic polyphosphates
    • A61K47/32—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. carbomers, poly(meth)acrylates, or polyvinyl pyrrolidone

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Medicinal Chemistry (AREA)
  • Dermatology (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Medicinal Preparation (AREA)
ZA9704981A 1996-06-06 1997-06-05 A novel composition for transdermal administration of an estrogen, a progestin or a mixture thereof. ZA974981B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT96MI001152A IT1283102B1 (it) 1996-06-06 1996-06-06 Composizione terapeutica per la somministrazione transdermica di un principio attivo estrogeno o progestinico o di loro miscele

Publications (1)

Publication Number Publication Date
ZA974981B true ZA974981B (en) 1998-01-23

Family

ID=11374388

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA9704981A ZA974981B (en) 1996-06-06 1997-06-05 A novel composition for transdermal administration of an estrogen, a progestin or a mixture thereof.

Country Status (14)

Country Link
US (1) US5891462A (de)
EP (1) EP0811381B1 (de)
JP (1) JP4293293B2 (de)
AR (1) AR007530A1 (de)
AT (1) ATE238801T1 (de)
AU (1) AU712465B2 (de)
CA (1) CA2207144C (de)
DE (1) DE69721377T2 (de)
DK (1) DK0811381T3 (de)
ES (1) ES2198516T3 (de)
IT (1) IT1283102B1 (de)
NZ (1) NZ328021A (de)
TW (1) TW565462B (de)
ZA (1) ZA974981B (de)

Families Citing this family (74)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19701949A1 (de) * 1997-01-13 1998-07-16 Jenapharm Gmbh Transdermales therapeutisches System
NZ504423A (en) 1997-11-10 2003-04-29 Cellegy Pharma Inc Composition having enhanced penetration capabilities and irritation reducing systems
JP3987655B2 (ja) * 1998-03-03 2007-10-10 エーザイ・アール・アンド・ディー・マネジメント株式会社 抗痴呆薬を含有した経皮適用製剤又は坐剤
FR2776191B1 (fr) * 1998-03-23 2002-05-31 Theramex Composition hormonale topique a effet systemique
GB9828480D0 (en) * 1998-12-24 1999-02-17 Dermatech Limited Transdermal drug delivery system
US6593292B1 (en) 1999-08-24 2003-07-15 Cellgate, Inc. Compositions and methods for enhancing drug delivery across and into epithelial tissues
DE10019171A1 (de) * 2000-04-07 2001-10-18 Schering Ag Zusammensetzungen zur Verwendung als Penetrationsverstärker in transdermalen Formulierungen für hoch lipophile Wirkstoffe
EP2322170A1 (de) * 2000-04-26 2011-05-18 Watson Pharmaceuticals, Inc. Minimierung unerwünschter Ereignisse im Zusammenhang mit Oxybutyninbehandlungen
US7179483B2 (en) * 2000-04-26 2007-02-20 Watson Pharmaceuticals, Inc. Compositions and methods for transdermal oxybutynin therapy
US7029694B2 (en) * 2000-04-26 2006-04-18 Watson Laboratories, Inc. Compositions and methods for transdermal oxybutynin therapy
DE10025970C2 (de) * 2000-05-25 2002-04-25 Lohmann Therapie Syst Lts Estrogenhaltiges Pflaster mit einem Wirkstoffreservoir auf der Basis von Ethylcellulose und einem Ethylen-Vinylacetat-Vinylpyrrolidon-Copolymer und seine Verwendung
US7198801B2 (en) * 2000-08-03 2007-04-03 Antares Pharma Ipl Ag Formulations for transdermal or transmucosal application
US8980290B2 (en) 2000-08-03 2015-03-17 Antares Pharma Ipl Ag Transdermal compositions for anticholinergic agents
US20070225379A1 (en) * 2001-08-03 2007-09-27 Carrara Dario Norberto R Transdermal delivery of systemically active central nervous system drugs
AR030312A1 (es) 2000-08-03 2003-08-20 Antares Pharma Ipl Ag Composicion novedosa para la administracion transdermica y/o transmucosica de compuestos activos, que asegura adecuados niveles terapeuticos
US20040198706A1 (en) * 2003-03-11 2004-10-07 Carrara Dario Norberto R. Methods and formulations for transdermal or transmucosal application of active agents
US20040002482A1 (en) * 2000-08-30 2004-01-01 Dudley Robert E. Androgen pharmaceutical composition and method for treating depression
US20040092494A9 (en) * 2000-08-30 2004-05-13 Dudley Robert E. Method of increasing testosterone and related steroid concentrations in women
US6503894B1 (en) * 2000-08-30 2003-01-07 Unimed Pharmaceuticals, Inc. Pharmaceutical composition and method for treating hypogonadism
US20030027804A1 (en) * 2001-06-27 2003-02-06 Van Der Hoop Roland Gerritsen Therapeutic combinations for the treatment of hormone deficiencies
US20040062794A1 (en) * 2002-09-30 2004-04-01 Lee Shulman 17Beta- estradiol/levonorgestrel transdermal patch for hormone replacement therapy
FR2848112B1 (fr) * 2002-12-10 2007-02-16 Besins Int Belgique Composition pharmaceutique pour administration transdermique ou transmuqueuse comprenant au moins un progestatif et/ou au moins un oestrogene, son procede de preparation et ses utilisations
US7572780B2 (en) * 2003-01-21 2009-08-11 Dimera, Incorporated Method and kit for reducing the symptoms of peripheral vascular disease
FR2851470B1 (fr) * 2003-02-20 2007-11-16 Besins Int Belgique Composition pharmaceutique pour administration transdermique ou transmuqueuse
US20040253326A1 (en) * 2003-02-25 2004-12-16 Mesko Charles A. Composition for increasing levels of hormones and a method for preparation of said composition
CN1997357A (zh) * 2003-03-11 2007-07-11 安塔雷斯制药Ipl股份公司 透皮或透粘膜应用活性剂的用途和制剂
US7858607B2 (en) * 2003-03-14 2010-12-28 Mamchur Stephen A System for use by compounding pharmacists to produce hormone replacement medicine customized for each consumer
JO2492B1 (en) * 2003-04-28 2009-10-05 شيرينج ايه جي A pharmaceutical formula in the form of aqueous gel for the skin use of its active ingredients
US7879357B2 (en) 2003-04-28 2011-02-01 Bayer Schering Pharma Ag Pharmaceutical composition in the form of a hydrogel for transdermal administration of active ingredients
US7387788B1 (en) 2003-10-10 2008-06-17 Antares Pharma Ipl Ag Pharmaceutical compositions of nicotine and methods of use thereof
ES2377932T3 (es) 2003-10-10 2012-04-03 Ferring Bv Formulación farmacéutica transdérmica para minimizar los residuos sobre la piel
US7780973B2 (en) * 2003-12-15 2010-08-24 Ethicon Endo-Surgery, Inc. Method and device for minimally invasive implantation of biomaterial
US7425340B2 (en) * 2004-05-07 2008-09-16 Antares Pharma Ipl Ag Permeation enhancing compositions for anticholinergic agents
JP2007045808A (ja) * 2005-01-07 2007-02-22 Rohto Pharmaceut Co Ltd 皮膚外用剤
JP4969050B2 (ja) * 2005-01-07 2012-07-04 ロート製薬株式会社 皮膚外用剤
US20070088012A1 (en) * 2005-04-08 2007-04-19 Woun Seo Method of treating or preventing type-2 diabetes
WO2007124250A2 (en) 2006-04-21 2007-11-01 Antares Pharma Ipl Ag Methods of treating hot flashes with formulations for transdermal or transmucosal application
US8067399B2 (en) 2005-05-27 2011-11-29 Antares Pharma Ipl Ag Method and apparatus for transdermal or transmucosal application of testosterone
KR100699582B1 (ko) 2005-07-11 2007-03-23 삼성전기주식회사 출력 버퍼회로
PL2450041T3 (pl) 2005-10-12 2019-02-28 Unimed Pharmaceuticals, Llc Ulepszony żel zawierający testosteron do zastosowania do leczenia hipogonadyzmu
US20070254036A1 (en) * 2006-04-13 2007-11-01 Besins Healthcare Sa Treatment of menopause associated symptoms
WO2008067991A2 (en) * 2006-12-08 2008-06-12 Antares Pharma Ipl Ag Skin-friendly drug complexes for transdermal administration
KR101083696B1 (ko) 2007-09-20 2011-11-15 가부시키가이샤 시세이도 경피 흡수 제제
WO2010008600A1 (en) * 2008-07-16 2010-01-21 Dermworx Incorporated Topical drug delivery system
US10080760B2 (en) 2009-10-27 2018-09-25 Besins Healthcare Luxembourg Sarl Transdermal pharmaceutical compositions comprising active agents
FR2954980B1 (fr) 2010-01-04 2012-02-10 Guillemot Corp Joystick a ressorts de compensation, procede de fabrication et manette correspondants.
AR086400A1 (es) 2011-05-13 2013-12-11 Trimel Pharmaceuticals Corp Formulaciones en gel intranasal de testosterona en dosis de menor potencia y uso de las mismas para el tratamiento de la anorgasmia o el trastorno de deseo sexual hipoactivo
US20130045958A1 (en) 2011-05-13 2013-02-21 Trimel Pharmaceuticals Corporation Intranasal 0.15% and 0.24% testosterone gel formulations and use thereof for treating anorgasmia or hypoactive sexual desire disorder
US9757388B2 (en) 2011-05-13 2017-09-12 Acerus Pharmaceuticals Srl Intranasal methods of treating women for anorgasmia with 0.6% and 0.72% testosterone gels
JP5820206B2 (ja) 2011-09-13 2015-11-24 日東電工株式会社 経皮吸収促進用組成物および貼付製剤
JP5820207B2 (ja) 2011-09-13 2015-11-24 日東電工株式会社 経皮吸収促進用組成物および貼付製剤
LT2782584T (lt) 2011-11-23 2021-09-10 Therapeuticsmd, Inc. Natūralios kombinuotos pakaitinės hormonų terapijos kompozicijos ir gydymas
US9301920B2 (en) 2012-06-18 2016-04-05 Therapeuticsmd, Inc. Natural combination hormone replacement formulations and therapies
US10806697B2 (en) 2012-12-21 2020-10-20 Therapeuticsmd, Inc. Vaginal inserted estradiol pharmaceutical compositions and methods
US10806740B2 (en) 2012-06-18 2020-10-20 Therapeuticsmd, Inc. Natural combination hormone replacement formulations and therapies
US20150196640A1 (en) 2012-06-18 2015-07-16 Therapeuticsmd, Inc. Progesterone formulations having a desirable pk profile
US20130338122A1 (en) 2012-06-18 2013-12-19 Therapeuticsmd, Inc. Transdermal hormone replacement therapies
US10471072B2 (en) 2012-12-21 2019-11-12 Therapeuticsmd, Inc. Vaginal inserted estradiol pharmaceutical compositions and methods
US9180091B2 (en) 2012-12-21 2015-11-10 Therapeuticsmd, Inc. Soluble estradiol capsule for vaginal insertion
US11246875B2 (en) 2012-12-21 2022-02-15 Therapeuticsmd, Inc. Vaginal inserted estradiol pharmaceutical compositions and methods
US10537581B2 (en) 2012-12-21 2020-01-21 Therapeuticsmd, Inc. Vaginal inserted estradiol pharmaceutical compositions and methods
US10568891B2 (en) 2012-12-21 2020-02-25 Therapeuticsmd, Inc. Vaginal inserted estradiol pharmaceutical compositions and methods
US11266661B2 (en) 2012-12-21 2022-03-08 Therapeuticsmd, Inc. Vaginal inserted estradiol pharmaceutical compositions and methods
US11744838B2 (en) 2013-03-15 2023-09-05 Acerus Biopharma Inc. Methods of treating hypogonadism with transnasal testosterone bio-adhesive gel formulations in male with allergic rhinitis, and methods for preventing an allergic rhinitis event
AU2015264003A1 (en) 2014-05-22 2016-11-17 Therapeuticsmd, Inc. Natural combination hormone replacement formulations and therapies
AU2015296609A1 (en) * 2014-07-29 2016-12-22 Therapeuticsmd, Inc. Transdermal cream
US10264664B1 (en) 2015-06-04 2019-04-16 Vlt, Inc. Method of electrically interconnecting circuit assemblies
US10328087B2 (en) 2015-07-23 2019-06-25 Therapeuticsmd, Inc. Formulations for solubilizing hormones
US10493049B2 (en) 2016-02-10 2019-12-03 Niracle LLC Applicator-based transdermal drug delivery system for administration of drugs in combination with topical formulations
US10286077B2 (en) 2016-04-01 2019-05-14 Therapeuticsmd, Inc. Steroid hormone compositions in medium chain oils
WO2017173071A1 (en) 2016-04-01 2017-10-05 Therapeuticsmd, Inc. Steroid hormone pharmaceutical composition
US10556717B2 (en) 2017-03-10 2020-02-11 E-Pac Packaging Services Co. Ltd. Packaging assembly comprising a tightening portion, a box portion, a flexible strip and a pair of securing members
US11633405B2 (en) 2020-02-07 2023-04-25 Therapeuticsmd, Inc. Steroid hormone pharmaceutical formulations
US11844753B2 (en) 2021-11-08 2023-12-19 Weiyong Li Transdermal drug delivery system for delivering a drug to a patient

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4315925A (en) * 1980-05-30 1982-02-16 University Of Kentucky Research Foundation Method of administering natural female sex hormones
FR2518879A1 (fr) * 1981-12-30 1983-07-01 Besins Jean Medicament a base d'oestradiol pour le traitement de la pathologie menopausique
US5145682A (en) * 1986-05-30 1992-09-08 Rutgers, The State University Of New Jersey Transdermal absorption dosage unit for postmenopausal syndrome treatment and process for administration
US5023084A (en) * 1986-12-29 1991-06-11 Rutgers, The State University Of New Jersey Transdermal estrogen/progestin dosage unit, system and process
US4788062A (en) * 1987-02-26 1988-11-29 Alza Corporation Transdermal administration of progesterone, estradiol esters, and mixtures thereof
CH674618A5 (de) * 1987-04-02 1990-06-29 Ciba Geigy Ag
US4942158A (en) * 1988-10-13 1990-07-17 Eastman Kodak Transdermal steroid penetrant compositions and methods utilizing isopropanol and isobutanol
DE58909570D1 (de) * 1988-10-27 1996-02-22 Schering Ag Mittel zur transdermalen applikation enthaltend gestoden
US4973468A (en) * 1989-03-22 1990-11-27 Cygnus Research Corporation Skin permeation enhancer compositions
DE69010076T2 (de) * 1989-05-25 1994-12-08 Takeda Chemical Industries Ltd Transdermales therapeutisches Mittel.
US4956171A (en) * 1989-07-21 1990-09-11 Paco Pharmaceutical Services, Inc. Transdermal drug delivery using a dual permeation enhancer and method of performing the same
SE8904296D0 (sv) * 1989-12-21 1989-12-21 Pharmacia Ab Transdermal system
JP3046346B2 (ja) * 1990-03-12 2000-05-29 昭和電工株式会社 外用剤基剤又は補助剤とそれを含有する人又は動物の外用剤
US5453279A (en) * 1992-04-21 1995-09-26 Tbs Laboratories, Inc. Enhancing transdermal absorption compositions; transdermal dosage form; and process

Also Published As

Publication number Publication date
ITMI961152A0 (it) 1996-06-06
DK0811381T3 (da) 2003-08-25
DE69721377T2 (de) 2004-04-01
ITMI961152A1 (it) 1997-12-06
DE69721377D1 (de) 2003-06-05
JPH1072351A (ja) 1998-03-17
CA2207144A1 (en) 1997-12-06
TW565462B (en) 2003-12-11
US5891462A (en) 1999-04-06
EP0811381A1 (de) 1997-12-10
AU712465B2 (en) 1999-11-04
IT1283102B1 (it) 1998-04-07
JP4293293B2 (ja) 2009-07-08
ES2198516T3 (es) 2004-02-01
CA2207144C (en) 2008-07-29
EP0811381B1 (de) 2003-05-02
ATE238801T1 (de) 2003-05-15
AU2472997A (en) 1997-12-11
NZ328021A (en) 1997-11-24
AR007530A1 (es) 1999-11-10

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