GB1334732A - Laminated tablets and process for their preparation - Google Patents
Laminated tablets and process for their preparationInfo
- Publication number
- GB1334732A GB1334732A GB44871A GB44871A GB1334732A GB 1334732 A GB1334732 A GB 1334732A GB 44871 A GB44871 A GB 44871A GB 44871 A GB44871 A GB 44871A GB 1334732 A GB1334732 A GB 1334732A
- Authority
- GB
- United Kingdom
- Prior art keywords
- layers
- medicament
- silica gel
- core
- powder
- 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
Links
- 238000000034 method Methods 0.000 title abstract 2
- 239000010410 layer Substances 0.000 abstract 8
- 239000003814 drug Substances 0.000 abstract 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 6
- 239000000741 silica gel Substances 0.000 abstract 6
- 229910002027 silica gel Inorganic materials 0.000 abstract 6
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 abstract 4
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 abstract 4
- 239000000843 powder Substances 0.000 abstract 4
- 239000011247 coating layer Substances 0.000 abstract 3
- 239000000203 mixture Substances 0.000 abstract 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 3
- 241000220479 Acacia Species 0.000 abstract 2
- 235000010643 Leucaena leucocephala Nutrition 0.000 abstract 2
- 229920002472 Starch Polymers 0.000 abstract 2
- RYYVLZVUVIJVGH-UHFFFAOYSA-N caffeine Chemical compound CN1C(=O)N(C)C(=O)C2=C1N=CN2C RYYVLZVUVIJVGH-UHFFFAOYSA-N 0.000 abstract 2
- 238000000576 coating method Methods 0.000 abstract 2
- 239000008187 granular material Substances 0.000 abstract 2
- CPJSUEIXXCENMM-UHFFFAOYSA-N phenacetin Chemical compound CCOC1=CC=C(NC(C)=O)C=C1 CPJSUEIXXCENMM-UHFFFAOYSA-N 0.000 abstract 2
- 229960001802 phenylephrine Drugs 0.000 abstract 2
- SONNWYBIRXJNDC-VIFPVBQESA-N phenylephrine Chemical compound CNC[C@H](O)C1=CC=CC(O)=C1 SONNWYBIRXJNDC-VIFPVBQESA-N 0.000 abstract 2
- 239000008107 starch Substances 0.000 abstract 2
- 235000019698 starch Nutrition 0.000 abstract 2
- 239000004408 titanium dioxide Substances 0.000 abstract 2
- BSYNRYMUTXBXSQ-UHFFFAOYSA-N Aspirin Chemical compound CC(=O)OC1=CC=CC=C1C(O)=O BSYNRYMUTXBXSQ-UHFFFAOYSA-N 0.000 abstract 1
- DBAKFASWICGISY-BTJKTKAUSA-N Chlorpheniramine maleate Chemical compound OC(=O)\C=C/C(O)=O.C=1C=CC=NC=1C(CCN(C)C)C1=CC=C(Cl)C=C1 DBAKFASWICGISY-BTJKTKAUSA-N 0.000 abstract 1
- 229920002261 Corn starch Polymers 0.000 abstract 1
- 108010010803 Gelatin Proteins 0.000 abstract 1
- LPHGQDQBBGAPDZ-UHFFFAOYSA-N Isocaffeine Natural products CN1C(=O)N(C)C(=O)C2=C1N(C)C=N2 LPHGQDQBBGAPDZ-UHFFFAOYSA-N 0.000 abstract 1
- 229960001138 acetylsalicylic acid Drugs 0.000 abstract 1
- 229960001948 caffeine Drugs 0.000 abstract 1
- VJEONQKOZGKCAK-UHFFFAOYSA-N caffeine Natural products CN1C(=O)N(C)C(=O)C2=C1C=CN2C VJEONQKOZGKCAK-UHFFFAOYSA-N 0.000 abstract 1
- CJZGTCYPCWQAJB-UHFFFAOYSA-L calcium stearate Chemical compound [Ca+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O CJZGTCYPCWQAJB-UHFFFAOYSA-L 0.000 abstract 1
- 235000013539 calcium stearate Nutrition 0.000 abstract 1
- 239000008116 calcium stearate Substances 0.000 abstract 1
- 239000011248 coating agent Substances 0.000 abstract 1
- 239000008120 corn starch Substances 0.000 abstract 1
- 238000001035 drying Methods 0.000 abstract 1
- 239000000499 gel Substances 0.000 abstract 1
- 239000008273 gelatin Substances 0.000 abstract 1
- 229920000159 gelatin Polymers 0.000 abstract 1
- 229940014259 gelatin Drugs 0.000 abstract 1
- 235000019322 gelatine Nutrition 0.000 abstract 1
- 235000011852 gelatine desserts Nutrition 0.000 abstract 1
- 229960003893 phenacetin Drugs 0.000 abstract 1
- 229960003733 phenylephrine hydrochloride Drugs 0.000 abstract 1
- OCYSGIYOVXAGKQ-FVGYRXGTSA-N phenylephrine hydrochloride Chemical compound [H+].[Cl-].CNC[C@H](O)C1=CC=CC(O)=C1 OCYSGIYOVXAGKQ-FVGYRXGTSA-N 0.000 abstract 1
- 239000011148 porous material Substances 0.000 abstract 1
- 235000020374 simple syrup Nutrition 0.000 abstract 1
- 239000002002 slurry Substances 0.000 abstract 1
- 229940032147 starch Drugs 0.000 abstract 1
- 239000000725 suspension Substances 0.000 abstract 1
- 238000005550 wet granulation Methods 0.000 abstract 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
- A61K9/20—Pills, tablets, discs, rods
- A61K9/28—Dragees; Coated pills or tablets, e.g. with film or compression coating
-
- 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
- A61K9/2072—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
- A61K9/2086—Layered tablets, e.g. bilayer tablets; Tablets of the type inert core-active coat
- A61K9/209—Layered tablets, e.g. bilayer tablets; Tablets of the type inert core-active coat containing drug in at least two layers or in the core and in at least one outer layer
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Epidemiology (AREA)
- Medicinal Chemistry (AREA)
- Pharmacology & Pharmacy (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Medicinal Preparation (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US102370A | 1970-01-06 | 1970-01-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1334732A true GB1334732A (en) | 1973-10-24 |
Family
ID=21694010
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB44871A Expired GB1334732A (en) | 1970-01-06 | 1971-01-05 | Laminated tablets and process for their preparation |
Country Status (12)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2230185A (en) * | 1989-04-12 | 1990-10-17 | Warner Lambert Co | Differential release layered pharmaceutical tablet |
-
1970
- 1970-01-06 ZA ZA710055A patent/ZA7155B/xx unknown
-
1971
- 1971-01-03 HU HUSC309A patent/HU162337B/hu unknown
- 1971-01-04 NL NL7100019A patent/NL7100019A/xx unknown
- 1971-01-05 CH CH15671A patent/CH569475A5/xx not_active IP Right Cessation
- 1971-01-05 DK DK2371AA patent/DK127493B/da unknown
- 1971-01-05 FR FR7100092A patent/FR2081411B1/fr not_active Expired
- 1971-01-05 GB GB44871A patent/GB1334732A/en not_active Expired
- 1971-01-05 CA CA102,152A patent/CA943864A/en not_active Expired
- 1971-01-05 DE DE2100269A patent/DE2100269B2/de active Granted
- 1971-01-06 BE BE761276A patent/BE761276A/xx unknown
- 1971-01-06 SU SU1616122A patent/SU396860A3/ru active
- 1971-01-07 SE SE00111/71A patent/SE366916B/xx unknown
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2230185A (en) * | 1989-04-12 | 1990-10-17 | Warner Lambert Co | Differential release layered pharmaceutical tablet |
| US5085865A (en) * | 1989-04-12 | 1992-02-04 | Warner-Lambert Company | Sustained release pharmaceutical preparations containing an analgesic and a decongestant |
| GB2230185B (en) * | 1989-04-12 | 1993-05-12 | Warner Lambert Co | Sustained release pharmaceutical compositions |
Also Published As
| Publication number | Publication date |
|---|---|
| SU396860A3 (enrdf_load_stackoverflow) | 1973-08-29 |
| CH569475A5 (enrdf_load_stackoverflow) | 1975-11-28 |
| DE2100269C3 (enrdf_load_stackoverflow) | 1975-01-23 |
| DE2100269B2 (de) | 1974-06-06 |
| FR2081411B1 (enrdf_load_stackoverflow) | 1974-04-12 |
| NL7100019A (enrdf_load_stackoverflow) | 1971-07-08 |
| SE366916B (enrdf_load_stackoverflow) | 1974-05-13 |
| CA943864A (en) | 1974-03-19 |
| DE2100269A1 (de) | 1971-07-15 |
| BE761276A (fr) | 1971-07-06 |
| DK127493B (da) | 1973-11-19 |
| ZA7155B (en) | 1971-10-27 |
| HU162337B (enrdf_load_stackoverflow) | 1973-01-29 |
| FR2081411A1 (enrdf_load_stackoverflow) | 1971-12-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PLNP | Patent lapsed through nonpayment of renewal fees |