FI82188B - Foerfarande foer framstaellning av en vattenloeslig, farmaceutiskt godtagbar dispersion av klortalidon. - Google Patents
Foerfarande foer framstaellning av en vattenloeslig, farmaceutiskt godtagbar dispersion av klortalidon. Download PDFInfo
- Publication number
- FI82188B FI82188B FI841019A FI841019A FI82188B FI 82188 B FI82188 B FI 82188B FI 841019 A FI841019 A FI 841019A FI 841019 A FI841019 A FI 841019A FI 82188 B FI82188 B FI 82188B
- Authority
- FI
- Finland
- Prior art keywords
- chlorthalidone
- solution
- methanol
- alkanol
- pvp
- Prior art date
Links
Classifications
-
- 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
- A61K31/40—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having five-membered rings with one nitrogen as the only ring hetero atom, e.g. sulpiride, succinimide, tolmetin, buflomedil
-
- 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
- A61K9/141—Intimate drug-carrier mixtures characterised by the carrier, e.g. ordered mixtures, adsorbates, solid solutions, eutectica, co-dried, co-solubilised, co-kneaded, co-milled, co-ground products, co-precipitates, co-evaporates, co-extrudates, co-melts; Drug nanoparticles with adsorbed surface modifiers
- A61K9/146—Intimate drug-carrier mixtures characterised by the carrier, e.g. ordered mixtures, adsorbates, solid solutions, eutectica, co-dried, co-solubilised, co-kneaded, co-milled, co-ground products, co-precipitates, co-evaporates, co-extrudates, co-melts; Drug nanoparticles with adsorbed surface modifiers with organic macromolecular compounds
-
- 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
- A61K9/167—Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction with an outer layer or coating comprising drug; with chemically bound drugs or non-active substances on their surface
- A61K9/1676—Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction with an outer layer or coating comprising drug; with chemically bound drugs or non-active substances on their surface having a drug-free core with discrete complete coating layer containing drug
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P7/00—Drugs for disorders of the blood or the extracellular fluid
- A61P7/10—Antioedematous agents; Diuretics
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Veterinary Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Public Health (AREA)
- Animal Behavior & Ethology (AREA)
- Pharmacology & Pharmacy (AREA)
- Epidemiology (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Diabetes (AREA)
- Hematology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Preparation (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Adhesives Or Adhesive Processes (AREA)
- Dental Preparations (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Indole Compounds (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Cephalosporin Compounds (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Medicines Containing Material From Animals Or Micro-Organisms (AREA)
- Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
Claims (5)
1. Förfarande för framstä11ning av en vattenlöslig, farma-ceutickt godtagbara dispersion av klortalidon i fast tillst&nd kännetecknat därav, att (a) en lösning bildas, som innehäller polyvinylpyrrolidon och Ci-C4-alkano1, (b) klortalidon loses i den bildade lösningen och (c) Ci-C4-alkanolen avlägsnas fr&n lösningen genom avdunstning, varvid viktförhä1Iandet poIyviny 1pyrro1idon och klortalidon är ätminstone 1:4.
2. Förfarande enligt patentkravet 1, kännetecknat därav, att Ci-C4~alkano1 är metanol.
3. Förfarande enligt patentkravet 2, kännetecknat därav, att viktförhä11andet mellan polyvinylpyrrolidon och klortalidon är 1:4 - 1:0,5.
4. Förfarande enligt patentkravet 2, kännetecknat därav, att viktförhä11andet mellan polyvinylpyrrolidon och klortalidon är 1:3 - 1:2.
5. Förfarande enligt patentkrav 3 eller 3, kännetecknat därav, att metanol avdunstas frän lösningen genom att sprutpälägga lösningen p& laktospartiklar.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US47589883A | 1983-03-16 | 1983-03-16 | |
| US47589883 | 1983-03-16 |
Publications (4)
| Publication Number | Publication Date |
|---|---|
| FI841019A0 FI841019A0 (fi) | 1984-03-14 |
| FI841019A FI841019A (fi) | 1984-09-17 |
| FI82188B true FI82188B (fi) | 1990-10-31 |
| FI82188C FI82188C (sv) | 1991-02-11 |
Family
ID=23889624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI841019A FI82188C (sv) | 1983-03-16 | 1984-03-14 | Förfarande för framställning av en vattenlöslig, farmaceutiskt godtagb ar dispersion av klortalidon |
Country Status (20)
| Country | Link |
|---|---|
| EP (1) | EP0125420B1 (sv) |
| JP (1) | JPS59176212A (sv) |
| KR (1) | KR880001755B1 (sv) |
| AT (1) | ATE31024T1 (sv) |
| AU (1) | AU562929B2 (sv) |
| CA (1) | CA1212329A (sv) |
| DD (1) | DD220225A5 (sv) |
| DE (1) | DE3467707D1 (sv) |
| DK (1) | DK162878C (sv) |
| ES (1) | ES8602633A1 (sv) |
| FI (1) | FI82188C (sv) |
| GR (1) | GR81478B (sv) |
| HU (1) | HU191596B (sv) |
| IE (1) | IE57031B1 (sv) |
| IL (1) | IL71248A (sv) |
| NO (1) | NO164956C (sv) |
| NZ (1) | NZ207514A (sv) |
| PT (1) | PT78259B (sv) |
| YU (1) | YU43349B (sv) |
| ZA (1) | ZA841916B (sv) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4933360A (en) * | 1983-03-16 | 1990-06-12 | Boehringer Ingelheim Pharmaceuticals, Inc. | Novel chlorthalidone process and product |
| DE3612212A1 (de) * | 1986-04-11 | 1987-10-15 | Basf Ag | Verfahren zur herstellung von festen pharmazeutischen formen |
| WO1988000040A1 (en) * | 1986-07-02 | 1988-01-14 | American Health Products Corporation | Topical hair growing composition and kit |
| US5955475A (en) * | 1997-06-30 | 1999-09-21 | Endo Pharmaceuticals Inc. | Process for manufacturing paroxetine solid dispersions |
| US6264981B1 (en) * | 1999-10-27 | 2001-07-24 | Anesta Corporation | Oral transmucosal drug dosage using solid solution |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3055904A (en) * | 1957-11-04 | 1962-09-25 | Geigy Chem Corp | New isoindoline derivatives |
| US4128632A (en) * | 1978-02-13 | 1978-12-05 | Merck & Co., Inc. | Solubilization of Rafoxanide |
| US4285665A (en) * | 1978-05-08 | 1981-08-25 | Johnson, Matthey & Co., Limited | Engines |
-
1984
- 1984-03-14 YU YU458/84A patent/YU43349B/xx unknown
- 1984-03-14 FI FI841019A patent/FI82188C/sv not_active IP Right Cessation
- 1984-03-14 DD DD84260896A patent/DD220225A5/de not_active IP Right Cessation
- 1984-03-15 NZ NZ207514A patent/NZ207514A/en unknown
- 1984-03-15 CA CA000449692A patent/CA1212329A/en not_active Expired
- 1984-03-15 KR KR1019840001307A patent/KR880001755B1/ko not_active IP Right Cessation
- 1984-03-15 PT PT78259A patent/PT78259B/pt not_active IP Right Cessation
- 1984-03-15 EP EP84102825A patent/EP0125420B1/en not_active Expired
- 1984-03-15 DE DE8484102825T patent/DE3467707D1/de not_active Expired
- 1984-03-15 AT AT84102825T patent/ATE31024T1/de not_active IP Right Cessation
- 1984-03-15 IE IE647/84A patent/IE57031B1/en unknown
- 1984-03-15 ES ES530628A patent/ES8602633A1/es not_active Expired
- 1984-03-15 GR GR74116A patent/GR81478B/el unknown
- 1984-03-15 HU HU841028A patent/HU191596B/hu not_active IP Right Cessation
- 1984-03-15 DK DK156784A patent/DK162878C/da not_active IP Right Cessation
- 1984-03-15 IL IL71248A patent/IL71248A/xx not_active IP Right Cessation
- 1984-03-15 NO NO841010A patent/NO164956C/no unknown
- 1984-03-15 ZA ZA841916A patent/ZA841916B/xx unknown
- 1984-03-16 AU AU25696/84A patent/AU562929B2/en not_active Ceased
- 1984-03-16 JP JP59050836A patent/JPS59176212A/ja active Pending
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM | Patent lapsed |
Owner name: BOEHRINGER INGELHEIM LTD. |