DE1667062A1 - Verfahren zur Herstellung kleiner kugelfoermiger Perlen - Google Patents
Verfahren zur Herstellung kleiner kugelfoermiger PerlenInfo
- Publication number
- DE1667062A1 DE1667062A1 DE19671667062 DE1667062A DE1667062A1 DE 1667062 A1 DE1667062 A1 DE 1667062A1 DE 19671667062 DE19671667062 DE 19671667062 DE 1667062 A DE1667062 A DE 1667062A DE 1667062 A1 DE1667062 A1 DE 1667062A1
- Authority
- DE
- Germany
- Prior art keywords
- pearls
- solvent
- parts
- polymer
- beads
- 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.)
- Pending
Links
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- RSWGJHLUYNHPMX-ONCXSQPRSA-N abietic acid Chemical compound C([C@@H]12)CC(C(C)C)=CC1=CC[C@@H]1[C@]2(C)CCC[C@@]1(C)C(O)=O RSWGJHLUYNHPMX-ONCXSQPRSA-N 0.000 description 2
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- 235000013855 polyvinylpyrrolidone Nutrition 0.000 description 1
- 229960004618 prednisone Drugs 0.000 description 1
- XOFYZVNMUHMLCC-ZPOLXVRWSA-N prednisone Chemical compound O=C1C=C[C@]2(C)[C@H]3C(=O)C[C@](C)([C@@](CC4)(O)C(=O)CO)[C@@H]4[C@@H]3CCC2=C1 XOFYZVNMUHMLCC-ZPOLXVRWSA-N 0.000 description 1
- 229960003598 promazine Drugs 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- LACQPOBCQQPVIT-SEYKEWMNSA-N scopolamine hydrobromide trihydrate Chemical compound O.O.O.Br.C1([C@@H](CO)C(=O)O[C@H]2C[C@@H]3N([C@H](C2)[C@@H]2[C@H]3O2)C)=CC=CC=C1 LACQPOBCQQPVIT-SEYKEWMNSA-N 0.000 description 1
- 229940125723 sedative agent Drugs 0.000 description 1
- 239000000932 sedative agent Substances 0.000 description 1
- ZLGIYFNHBLSMPS-ATJNOEHPSA-N shellac Chemical compound OCCCCCC(O)C(O)CCCCCCCC(O)=O.C1C23[C@H](C(O)=O)CCC2[C@](C)(CO)[C@@H]1C(C(O)=O)=C[C@@H]3O ZLGIYFNHBLSMPS-ATJNOEHPSA-N 0.000 description 1
- 229940113147 shellac Drugs 0.000 description 1
- 239000004208 shellac Substances 0.000 description 1
- 235000013874 shellac Nutrition 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 239000008117 stearic acid Substances 0.000 description 1
- 150000003431 steroids Chemical class 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 239000006188 syrup Substances 0.000 description 1
- 235000020357 syrup Nutrition 0.000 description 1
- 235000019364 tetracycline Nutrition 0.000 description 1
- 150000003522 tetracyclines Chemical class 0.000 description 1
- 229940040944 tetracyclines Drugs 0.000 description 1
- JZRWCGZRTZMZEH-UHFFFAOYSA-N thiamine Chemical compound CC1=C(CCO)SC=[N+]1CC1=CN=C(C)N=C1N JZRWCGZRTZMZEH-UHFFFAOYSA-N 0.000 description 1
- 229960005294 triamcinolone Drugs 0.000 description 1
- GFNANZIMVAIWHM-OBYCQNJPSA-N triamcinolone Chemical compound O=C1C=C[C@]2(C)[C@@]3(F)[C@@H](O)C[C@](C)([C@@]([C@H](O)C4)(O)C(=O)CO)[C@@H]4[C@@H]3CCC2=C1 GFNANZIMVAIWHM-OBYCQNJPSA-N 0.000 description 1
- 210000004291 uterus Anatomy 0.000 description 1
- 229940045999 vitamin b 12 Drugs 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Engineering & Computer Science (AREA)
- Epidemiology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Pharmacology & Pharmacy (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Medicinal Preparation (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB20981/67A GB1182124A (en) | 1967-05-05 | 1967-05-05 | Process for the production of Pharmaceutical and like Beadlets |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1667062A1 true DE1667062A1 (de) | 1971-06-03 |
Family
ID=10155145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19671667062 Pending DE1667062A1 (de) | 1967-05-05 | 1967-04-28 | Verfahren zur Herstellung kleiner kugelfoermiger Perlen |
Country Status (4)
| Country | Link |
|---|---|
| DE (1) | DE1667062A1 (enrdf_load_stackoverflow) |
| FR (1) | FR6327M (enrdf_load_stackoverflow) |
| GB (1) | GB1182124A (enrdf_load_stackoverflow) |
| NL (2) | NL6706319A (enrdf_load_stackoverflow) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2521450B1 (fr) * | 1982-02-15 | 1987-12-24 | Eurand France | Procede et appareil pour la production de granules parfaitement spheriques et poreux, et granules pour l'industrie pharmaceutique ainsi obtenus |
| US4659558A (en) * | 1982-03-22 | 1987-04-21 | Alza Corporation | Oral delivery system comprising a plurality of tiny pills for delivering drug in the stomach and intestine |
| US4642233A (en) * | 1982-03-22 | 1987-02-10 | Alza Corporation | Gastrointestinal drug delivery system comprising a hydrogel reservoir containing a plurality of tiny pills |
| US4764380A (en) * | 1982-03-22 | 1988-08-16 | Alza Corporation | Drug delivery system comprising a volume increasing matrix containing a plurality of tiny pills |
| US4649043A (en) * | 1982-03-22 | 1987-03-10 | Alza Corporation | Drug delivery system for delivering a plurality of tiny pills in the gastrointestinal tract |
| US4851232A (en) * | 1987-02-13 | 1989-07-25 | Alza Corporation | Drug delivery system with means for obtaining desirable in vivo release rate pattern |
| US5122384A (en) * | 1989-05-05 | 1992-06-16 | Kv Pharmaceutical Company | Oral once-per-day organic nitrate formulation which does not induce tolerance |
| US5133974A (en) * | 1989-05-05 | 1992-07-28 | Kv Pharmaceutical Company | Extended release pharmaceutical formulations |
| CA3018328A1 (en) | 2014-10-31 | 2016-04-30 | Purdue Pharma | Methods and compositions particularly for treatment of attention deficit disorder |
| US10722473B2 (en) | 2018-11-19 | 2020-07-28 | Purdue Pharma L.P. | Methods and compositions particularly for treatment of attention deficit disorder |
-
0
- NL NL131321D patent/NL131321C/xx active
-
1967
- 1967-04-25 FR FR104134A patent/FR6327M/fr not_active Expired
- 1967-04-28 DE DE19671667062 patent/DE1667062A1/de active Pending
- 1967-05-05 NL NL6706319A patent/NL6706319A/xx unknown
- 1967-05-05 GB GB20981/67A patent/GB1182124A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1182124A (en) | 1970-02-25 |
| NL6706319A (enrdf_load_stackoverflow) | 1968-11-06 |
| NL131321C (enrdf_load_stackoverflow) | |
| FR6327M (enrdf_load_stackoverflow) | 1968-09-23 |
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