CA1297020C - Estradiol implant composition and method for preparation - Google Patents
Estradiol implant composition and method for preparationInfo
- Publication number
- CA1297020C CA1297020C CA000543952A CA543952A CA1297020C CA 1297020 C CA1297020 C CA 1297020C CA 000543952 A CA000543952 A CA 000543952A CA 543952 A CA543952 A CA 543952A CA 1297020 C CA1297020 C CA 1297020C
- Authority
- CA
- Canada
- Prior art keywords
- estradiol
- lactide
- implant
- glycolide
- polymer
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
Links
- VOXZDWNPVJITMN-ZBRFXRBCSA-N 17β-estradiol Chemical compound OC1=CC=C2[C@H]3CC[C@](C)([C@H](CC4)O)[C@@H]4[C@@H]3CCC2=C1 VOXZDWNPVJITMN-ZBRFXRBCSA-N 0.000 title claims abstract description 68
- 239000007943 implant Substances 0.000 title claims abstract description 66
- 229960005309 estradiol Drugs 0.000 title claims abstract description 62
- 229930182833 estradiol Natural products 0.000 title claims abstract description 61
- 239000000203 mixture Substances 0.000 title claims abstract description 41
- 238000000034 method Methods 0.000 title claims abstract description 11
- 238000002360 preparation method Methods 0.000 title claims abstract description 6
- 241001465754 Metazoa Species 0.000 claims abstract description 25
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 30
- 229920000642 polymer Polymers 0.000 claims description 27
- RKDVKSZUMVYZHH-UHFFFAOYSA-N 1,4-dioxane-2,5-dione Chemical compound O=C1COC(=O)CO1 RKDVKSZUMVYZHH-UHFFFAOYSA-N 0.000 claims description 18
- 239000011248 coating agent Substances 0.000 claims description 13
- 238000000576 coating method Methods 0.000 claims description 13
- 239000002904 solvent Substances 0.000 claims description 11
- 238000005406 washing Methods 0.000 claims description 9
- 229960004368 oxytetracycline hydrochloride Drugs 0.000 claims description 8
- MWKJTNBSKNUMFN-UHFFFAOYSA-N trifluoromethyltrimethylsilane Chemical compound C[Si](C)(C)C(F)(F)F MWKJTNBSKNUMFN-UHFFFAOYSA-N 0.000 claims description 8
- JJTUDXZGHPGLLC-UHFFFAOYSA-N lactide Chemical compound CC1OC(=O)C(C)OC1=O JJTUDXZGHPGLLC-UHFFFAOYSA-N 0.000 claims description 7
- 229920001606 poly(lactic acid-co-glycolic acid) Polymers 0.000 claims description 6
- 239000011148 porous material Substances 0.000 claims description 4
- 230000006872 improvement Effects 0.000 claims description 3
- 239000004480 active ingredient Substances 0.000 abstract 1
- 239000003814 drug Substances 0.000 description 16
- 229940079593 drug Drugs 0.000 description 16
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 12
- 210000004369 blood Anatomy 0.000 description 5
- 239000008280 blood Substances 0.000 description 5
- 239000000843 powder Substances 0.000 description 5
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 4
- 208000021017 Weight Gain Diseases 0.000 description 4
- 210000002966 serum Anatomy 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 230000004584 weight gain Effects 0.000 description 4
- 235000019786 weight gain Nutrition 0.000 description 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
- 239000003242 anti bacterial agent Substances 0.000 description 3
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 description 3
- 238000002513 implantation Methods 0.000 description 3
- 238000007911 parenteral administration Methods 0.000 description 3
- 241000283690 Bos taurus Species 0.000 description 2
- GUTLYIVDDKVIGB-OUBTZVSYSA-N Cobalt-60 Chemical compound [60Co] GUTLYIVDDKVIGB-OUBTZVSYSA-N 0.000 description 2
- 238000003556 assay Methods 0.000 description 2
- 230000003115 biocidal effect Effects 0.000 description 2
- HVYWMOMLDIMFJA-DPAQBDIFSA-N cholesterol Chemical compound C1C=C2C[C@@H](O)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@H]([C@H](C)CCCC(C)C)[C@@]1(C)CC2 HVYWMOMLDIMFJA-DPAQBDIFSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 150000002576 ketones Chemical class 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000008188 pellet Substances 0.000 description 2
- 229920000747 poly(lactic acid) Polymers 0.000 description 2
- 239000012258 stirred mixture Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000003826 tablet Substances 0.000 description 2
- FWPIDFUJEMBDLS-UHFFFAOYSA-L tin(II) chloride dihydrate Chemical compound O.O.Cl[Sn]Cl FWPIDFUJEMBDLS-UHFFFAOYSA-L 0.000 description 2
- 238000005303 weighing Methods 0.000 description 2
- 244000025254 Cannabis sativa Species 0.000 description 1
- 241000272470 Circus Species 0.000 description 1
- AEMRFAOFKBGASW-UHFFFAOYSA-N Glycolic acid Polymers OCC(O)=O AEMRFAOFKBGASW-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- 229920000954 Polyglycolide Polymers 0.000 description 1
- 241000282849 Ruminantia Species 0.000 description 1
- PNNCWTXUWKENPE-UHFFFAOYSA-N [N].NC(N)=O Chemical compound [N].NC(N)=O PNNCWTXUWKENPE-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 229940088710 antibiotic agent Drugs 0.000 description 1
- 235000015278 beef Nutrition 0.000 description 1
- 229920002988 biodegradable polymer Polymers 0.000 description 1
- 239000004621 biodegradable polymer Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 230000036765 blood level Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 235000012000 cholesterol Nutrition 0.000 description 1
- 238000005354 coacervation Methods 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 239000006184 cosolvent Substances 0.000 description 1
- 238000010908 decantation Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 229940011871 estrogen Drugs 0.000 description 1
- 239000000262 estrogen Substances 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 235000021050 feed intake Nutrition 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 239000003999 initiator Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 description 1
- IWVCMVBTMGNXQD-PXOLEDIWSA-N oxytetracycline Chemical compound C1=CC=C2[C@](O)(C)[C@H]3[C@H](O)[C@H]4[C@H](N(C)C)C(O)=C(C(N)=O)C(=O)[C@@]4(O)C(O)=C3C(=O)C2=C1O IWVCMVBTMGNXQD-PXOLEDIWSA-N 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920001223 polyethylene glycol Polymers 0.000 description 1
- 229920002959 polymer blend Polymers 0.000 description 1
- 229920000036 polyvinylpyrrolidone Polymers 0.000 description 1
- 239000001267 polyvinylpyrrolidone Substances 0.000 description 1
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000004626 scanning electron microscopy Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- IWVCMVBTMGNXQD-UHFFFAOYSA-N terramycin dehydrate Natural products C1=CC=C2C(O)(C)C3C(O)C4C(N(C)C)C(O)=C(C(N)=O)C(=O)C4(O)C(O)=C3C(=O)C2=C1O IWVCMVBTMGNXQD-UHFFFAOYSA-N 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000001993 wax Substances 0.000 description 1
- 238000005550 wet granulation Methods 0.000 description 1
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
- A61K9/0019—Injectable compositions; Intramuscular, intravenous, arterial, subcutaneous administration; Compositions to be administered through the skin in an invasive manner
- A61K9/0024—Solid, semi-solid or solidifying implants, which are implanted or injected in body tissue
-
- 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
- A61K9/20—Pills, tablets, discs, rods
- A61K9/2004—Excipients; Inactive ingredients
- A61K9/2022—Organic macromolecular compounds
- A61K9/2031—Organic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyethylene glycol, polyethylene oxide, poloxamers
- A61K9/204—Polyesters, e.g. poly(lactide-co-glycolide)
Landscapes
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Pharmacology & Pharmacy (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Biomedical Technology (AREA)
- Engineering & Computer Science (AREA)
- Neurosurgery (AREA)
- Dermatology (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Medicinal Preparation (AREA)
- Steroid Compounds (AREA)
- Prostheses (AREA)
- Materials For Medical Uses (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/895,415 US4758435A (en) | 1986-08-11 | 1986-08-11 | Estradiol implant composition and method for preparation |
| US06/895,415 | 1986-08-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1297020C true CA1297020C (en) | 1992-03-10 |
Family
ID=25404471
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000543952A Expired - Fee Related CA1297020C (en) | 1986-08-11 | 1987-08-07 | Estradiol implant composition and method for preparation |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US4758435A (enExample) |
| EP (1) | EP0257369B1 (enExample) |
| AT (1) | ATE74751T1 (enExample) |
| AU (1) | AU599406B2 (enExample) |
| CA (1) | CA1297020C (enExample) |
| DE (1) | DE3778244D1 (enExample) |
| ES (1) | ES2031096T3 (enExample) |
| GR (1) | GR3004370T3 (enExample) |
| NZ (1) | NZ221390A (enExample) |
| ZA (1) | ZA875897B (enExample) |
Families Citing this family (49)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4846844A (en) * | 1987-08-31 | 1989-07-11 | Eli Lilly And Company | Antimicrobial coated implants |
| DE3734223A1 (de) * | 1987-10-09 | 1989-04-20 | Boehringer Ingelheim Kg | Implantierbares, biologisch abbaubares wirkstofffreigabesystem |
| US5250584A (en) * | 1988-08-31 | 1993-10-05 | G-C Dental Industrial Corp. | Periodontium-regenerative materials |
| FR2654337B1 (fr) * | 1989-11-15 | 1994-08-05 | Roussel Uclaf | Nouvelles microspheres injectables biodegradables procede de preparation et suspensions injectables les renfermant. |
| US5198220A (en) * | 1989-11-17 | 1993-03-30 | The Procter & Gamble Company | Sustained release compositions for treating periodontal disease |
| EP0447719B1 (en) * | 1990-03-05 | 1993-11-03 | Minnesota Mining And Manufacturing Company | Device for extended delivery of pharmacologically active agents to the ear |
| US5350580A (en) * | 1990-03-05 | 1994-09-27 | Minnesota Mining And Manufacturing Company | Device and method for extended delivery of pharmacologically active agents to the ear |
| US5288496A (en) * | 1990-05-15 | 1994-02-22 | Stolle Research & Development Corporation | Growth promoters for animals |
| US5686092A (en) * | 1992-11-24 | 1997-11-11 | Alkermes Controlled Therapeutics Inc. Ii | Growth promoters for animals |
| US20020111603A1 (en) | 1996-12-02 | 2002-08-15 | Societe De Conseils De Recherches Et D'application | Device for local administration of solid or semi-solid formulations and delayed-release formulations for proposal parental administration and preparation process |
| FR2756493B1 (fr) * | 1996-12-02 | 2001-04-13 | Delab | Dispositif d'administration locale de formulations solides ou semi-solides |
| DE19744135C1 (de) * | 1997-09-29 | 1999-03-25 | Schering Ag | Beschichtete medizinische Implantate, Verfahren zu ihrer Herstellung und ihre Verwendung zur Restenoseprophylaxe |
| US6022554A (en) * | 1997-12-15 | 2000-02-08 | American Home Products Corporation | Polymeric microporous film coated subcutaneous implant |
| ES2359973T3 (es) | 1998-03-19 | 2011-05-30 | MERCK SHARP & DOHME CORP. | Composiciones poliméricas líquidas para la liberación controlada de sustancias bioactivas. |
| FR2770134B1 (fr) * | 1998-10-28 | 2002-06-07 | Delab | Formulations solides ou semi-solides pour administration locale |
| US7767708B2 (en) * | 1998-11-04 | 2010-08-03 | Schering-Plough Animal Health Corp. | Growth stimulant compositions |
| US6498153B1 (en) | 1998-12-31 | 2002-12-24 | Akzo Nobel N.V. | Extended release growth promoting two component composition |
| US6787342B2 (en) | 2000-02-16 | 2004-09-07 | Merial Limited | Paste formulations |
| US6953586B1 (en) * | 2000-06-08 | 2005-10-11 | Ivy Animal Health, Inc. | Growth promoting pharmaceutical implant |
| WO2007011707A2 (en) | 2005-07-15 | 2007-01-25 | Micell Technologies, Inc. | Polymer coatings containing drug powder of controlled morphology |
| WO2007011708A2 (en) | 2005-07-15 | 2007-01-25 | Micell Technologies, Inc. | Stent with polymer coating containing amorphous rapamycin |
| US8362086B2 (en) | 2005-08-19 | 2013-01-29 | Merial Limited | Long acting injectable formulations |
| AU2007243268B2 (en) | 2006-04-26 | 2013-06-13 | Micell Technologies, Inc. | Coatings containing multiple drugs |
| CA2667890C (en) * | 2006-10-31 | 2015-01-27 | Surmodics Pharmaceuticals, Inc. | Spheronized polymer particles |
| US11426494B2 (en) | 2007-01-08 | 2022-08-30 | MT Acquisition Holdings LLC | Stents having biodegradable layers |
| CA2679712C (en) | 2007-01-08 | 2016-11-15 | Micell Technologies, Inc. | Stents having biodegradable layers |
| SG192524A1 (en) | 2008-04-17 | 2013-08-30 | Micell Technologies Inc | Stents having bioabsorbable layers |
| KR20160029870A (ko) | 2008-04-21 | 2016-03-15 | 오토노미, 인코포레이티드 | 귀 질환 및 병태를 치료하기 위한 귀 조제물 |
| WO2010009335A1 (en) | 2008-07-17 | 2010-01-21 | Micell Technologies, Inc. | Drug delivery medical device |
| US9510856B2 (en) | 2008-07-17 | 2016-12-06 | Micell Technologies, Inc. | Drug delivery medical device |
| MX2011000629A (es) | 2008-07-17 | 2011-04-26 | Merial Ltd | Formulaciones analgesicas inyectables de larga duracion para animales. |
| WO2010011605A2 (en) | 2008-07-21 | 2010-01-28 | Otonomy, Inc. | Controlled-release otic structure modulating and innate immune system modulating compositions and methods for the treatment of otic disorders |
| US8784870B2 (en) * | 2008-07-21 | 2014-07-22 | Otonomy, Inc. | Controlled release compositions for modulating free-radical induced damage and methods of use thereof |
| US9981072B2 (en) | 2009-04-01 | 2018-05-29 | Micell Technologies, Inc. | Coated stents |
| EP2419058B1 (en) | 2009-04-17 | 2018-02-28 | Micell Technologies, Inc. | Stents having controlled elution |
| EP2531140B1 (en) | 2010-02-02 | 2017-11-01 | Micell Technologies, Inc. | Stent and stent delivery system with improved deliverability |
| US10232092B2 (en) | 2010-04-22 | 2019-03-19 | Micell Technologies, Inc. | Stents and other devices having extracellular matrix coating |
| AU2011271500A1 (en) * | 2010-06-30 | 2013-02-14 | Evonik Corporation | Implant processing methods for thermally labile and other bioactive agents and implants prepared from same |
| CA2805631C (en) | 2010-07-16 | 2018-07-31 | Micell Technologies, Inc. | Drug delivery medical device |
| US10117972B2 (en) | 2011-07-15 | 2018-11-06 | Micell Technologies, Inc. | Drug delivery medical device |
| US10188772B2 (en) | 2011-10-18 | 2019-01-29 | Micell Technologies, Inc. | Drug delivery medical device |
| CA3082432C (en) * | 2011-12-02 | 2023-01-03 | Boehringer Ingelheim Animal Health USA Inc. | Long-acting injectable moxidectin formulations and novel moxidectin crystal forms |
| CA2905419C (en) | 2013-03-12 | 2020-04-28 | Micell Technologies, Inc. | Bioabsorbable biomedical implants |
| CA2912387C (en) | 2013-05-15 | 2019-04-16 | Micell Technologies, Inc. | Bioabsorbable biomedical implants |
| US10226419B2 (en) | 2014-09-08 | 2019-03-12 | ProMed Pharma, LLC | Methods for manufacturing implants |
| CA2993645A1 (en) | 2015-07-28 | 2017-02-02 | Otonomy, Inc. | Trkb or trkc agonist compositions and methods for the treatment of otic conditions |
| CN109689027A (zh) | 2016-06-29 | 2019-04-26 | 奥德纳米有限公司 | 甘油三酯耳用制剂及其用途 |
| SI3737233T1 (sl) | 2018-01-09 | 2025-10-30 | Dompé Farmaceutici S.P.A. | Ušesne formulacije z rastnimi faktorji |
| US20230355542A1 (en) * | 2022-05-04 | 2023-11-09 | Yasin Oduk | Drug-eluting device with genetic and chemical therapeutics for treating or preventing vascular access dysfunctions |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3773919A (en) * | 1969-10-23 | 1973-11-20 | Du Pont | Polylactide-drug mixtures |
| CA1076480A (en) * | 1975-04-28 | 1980-04-29 | John S. Kent | Inert core implant pellet |
| US4191741A (en) * | 1978-09-22 | 1980-03-04 | Eli Lilly And Company | Removable drug implant |
| US4293539A (en) * | 1979-09-12 | 1981-10-06 | Eli Lilly And Company | Controlled release formulations and method of treatment |
| DK119884A (da) * | 1983-03-18 | 1984-09-19 | Lilly Co Eli | Fast, cylindrisk, subkutan implantation og dens anvendelse |
| CA1236641A (en) * | 1984-07-06 | 1988-05-10 | Motoaki Tanaka | Copolymer of lactic acid and glycolic acid and method for producing same |
-
1986
- 1986-08-11 US US06/895,415 patent/US4758435A/en not_active Expired - Lifetime
-
1987
- 1987-08-04 DE DE8787111218T patent/DE3778244D1/de not_active Expired - Fee Related
- 1987-08-04 EP EP87111218A patent/EP0257369B1/en not_active Expired - Lifetime
- 1987-08-04 AT AT87111218T patent/ATE74751T1/de not_active IP Right Cessation
- 1987-08-04 ES ES198787111218T patent/ES2031096T3/es not_active Expired - Lifetime
- 1987-08-07 CA CA000543952A patent/CA1297020C/en not_active Expired - Fee Related
- 1987-08-10 AU AU76724/87A patent/AU599406B2/en not_active Ceased
- 1987-08-10 NZ NZ221390A patent/NZ221390A/xx unknown
- 1987-08-10 ZA ZA875897A patent/ZA875897B/xx unknown
-
1992
- 1992-04-16 GR GR910401021T patent/GR3004370T3/el unknown
Also Published As
| Publication number | Publication date |
|---|---|
| AU7672487A (en) | 1988-02-18 |
| AU599406B2 (en) | 1990-07-19 |
| GR3004370T3 (enExample) | 1993-03-31 |
| DE3778244D1 (de) | 1992-05-21 |
| EP0257369A1 (en) | 1988-03-02 |
| ATE74751T1 (de) | 1992-05-15 |
| ES2031096T3 (es) | 1992-12-01 |
| US4758435A (en) | 1988-07-19 |
| ZA875897B (en) | 1988-05-25 |
| EP0257369B1 (en) | 1992-04-15 |
| NZ221390A (en) | 1990-10-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA1297020C (en) | Estradiol implant composition and method for preparation | |
| US4489056A (en) | Acid anhydrides as rate controlling agent for the erosion of polymers which latter polymers have beneficial substances dispersed throughout their matrix or where the polymer matrix surrounds the beneficial substance | |
| EP0858323B1 (en) | Process to manufacture implants containing leuprolide | |
| AU683044B2 (en) | Process for preparing controlled release pharmaceutical forms and the forms thus obtained | |
| DK171758B1 (da) | Implantat til styret frigørelse af et makromolekylært lægemiddel og fremgangsmåde til fremstiling af implantatet | |
| US5091185A (en) | Coated veterinary implants | |
| EP0386801B1 (en) | Slow-release pharmaceutical composition | |
| CA1196864A (en) | Controlled release of injectable and implantable insulin compositions | |
| JP2565488B2 (ja) | 活性剤の解放が制御された活性剤と可吸収性マトリックスからなる組成物 | |
| US6635281B2 (en) | Gastric retaining oral liquid dosage form | |
| US5227157A (en) | Delivery of therapeutic agents | |
| US4393041A (en) | Fibrin binder/carrier for active biochemical agents | |
| DK174992B1 (da) | Farmaceutisk præparat med langsom frigivelse samt anvendelse af visse additiver i sådanne til opnåelse af langsom frigivelse | |
| US7160551B2 (en) | Injectable system for controlled drug delivery | |
| WO1993017704A1 (en) | Biodegradable bursting release system | |
| WO1994021236A1 (en) | Cross-linked amylose as a binder/disintegrant in tablets | |
| US5538738A (en) | Retard systems for the sustained release of medicinal and/or biological valuable materials from a depot carrier material | |
| US4761289A (en) | Sustained release implant and method for preparing same | |
| US5156851A (en) | Coated veterinary implants | |
| EP0325086A2 (en) | Novel methods for obtaining therapeutic systems with controlled release of the drug | |
| EP0247709B1 (en) | Chlorpheniramine therapy | |
| FI93425C (fi) | Menetelmä valmistaa peroraalista stabiloitua, tehoainetta hidastetusti ja kontrolloidusti vapauttavaa, lääkevalmistetta | |
| JPH02501731A (ja) | ヒドロゲル含有エンベロープ | |
| CN113440473A (zh) | 一种用于长效降血糖皮下埋植棒及其制备方法 | |
| JPH0513130B2 (enExample) |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKLA | Lapsed |