GB2078518B - Sustained release theophylline tablet having reduced bulk - Google Patents

Sustained release theophylline tablet having reduced bulk

Info

Publication number
GB2078518B
GB2078518B GB8113818A GB8113818A GB2078518B GB 2078518 B GB2078518 B GB 2078518B GB 8113818 A GB8113818 A GB 8113818A GB 8113818 A GB8113818 A GB 8113818A GB 2078518 B GB2078518 B GB 2078518B
Authority
GB
United Kingdom
Prior art keywords
sustained release
reduced bulk
release theophylline
theophylline tablet
tablet
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
Application number
GB8113818A
Other versions
GB2078518A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bristol Myers Co
Original Assignee
Bristol Myers Co
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 Bristol Myers Co filed Critical Bristol Myers Co
Publication of GB2078518A publication Critical patent/GB2078518A/en
Application granted granted Critical
Publication of GB2078518B publication Critical patent/GB2078518B/en
Expired legal-status Critical Current

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
    • A61K31/495—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with two or more nitrogen atoms as the only ring heteroatoms, e.g. piperazine or tetrazines
    • A61K31/505—Pyrimidines; Hydrogenated pyrimidines, e.g. trimethoprim
    • A61K31/519—Pyrimidines; Hydrogenated pyrimidines, e.g. trimethoprim ortho- or peri-condensed with heterocyclic rings
    • A61K31/52—Purines, e.g. adenine
    • 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P11/00—Drugs for disorders of the respiratory system
    • A61P11/08—Bronchodilators

Landscapes

  • Health & Medical Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Epidemiology (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Pulmonology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Organic Chemistry (AREA)
  • Medicinal Preparation (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
GB8113818A 1980-05-06 1981-05-06 Sustained release theophylline tablet having reduced bulk Expired GB2078518B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US14742980A 1980-05-06 1980-05-06
US24978781A 1981-04-01 1981-04-01

Publications (2)

Publication Number Publication Date
GB2078518A GB2078518A (en) 1982-01-13
GB2078518B true GB2078518B (en) 1984-04-11

Family

ID=26844921

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8113818A Expired GB2078518B (en) 1980-05-06 1981-05-06 Sustained release theophylline tablet having reduced bulk

Country Status (17)

Country Link
AT (1) AT380789B (en)
AU (1) AU549299B2 (en)
CA (1) CA1165241A (en)
CY (1) CY1368A (en)
DE (1) DE3117756A1 (en)
DK (1) DK155976C (en)
FI (1) FI811356L (en)
FR (1) FR2484253A1 (en)
GB (1) GB2078518B (en)
HK (1) HK4288A (en)
IE (1) IE51157B1 (en)
IT (1) IT1209867B (en)
KE (1) KE3722A (en)
LU (1) LU83342A1 (en)
NL (1) NL8102168A (en)
SE (1) SE452550B (en)
SG (1) SG30987G (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4547358A (en) * 1980-05-06 1985-10-15 Mead Johnson & Company Sustained release tablet containing at least 95 percent theophylline
US4503031A (en) * 1982-12-17 1985-03-05 Glassman Jacob A Super-fast-starting-sustained release tablet
HU187215B (en) * 1983-01-26 1985-11-28 Egyt Gyogyszervegyeszeti Gyar Method for producing pharmaceutical product of high actor content and prolonged effect
US4753945A (en) * 1986-02-19 1988-06-28 Eye Research Institute Of Retina Foundation Stimulation of tear secretion with phosphodiesterase inhibitors
FR2595945B1 (en) * 1986-03-19 1990-01-19 Doms Laboratoires THEOPHYLLIN DELAY TABLET BASED ON P.V.C., AND PROCESS FOR PREPARING THE SAME

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE636568A (en) * 1961-01-31
DE1228029C2 (en) * 1964-05-09 1973-05-17 Merck Ag E Process for the production of tablets by pressing powder mixtures without prior granulation
US3723614A (en) * 1971-01-06 1973-03-27 Ciba Geigy Ag Maltese-cross scored tablet
US4264573A (en) * 1979-05-21 1981-04-28 Rowell Laboratories, Inc. Pharmaceutical formulation for slow release via controlled surface erosion

Also Published As

Publication number Publication date
SE8102814L (en) 1981-11-07
DK200181A (en) 1981-11-07
FR2484253A1 (en) 1981-12-18
IT1209867B (en) 1989-08-30
KE3722A (en) 1987-04-30
DE3117756A1 (en) 1982-04-29
FR2484253B1 (en) 1983-06-03
ATA202081A (en) 1985-12-15
LU83342A1 (en) 1982-01-20
DK155976B (en) 1989-06-12
IE810989L (en) 1981-11-06
AU7020581A (en) 1981-11-12
HK4288A (en) 1988-01-29
CA1165241A (en) 1984-04-10
IT8148406A0 (en) 1981-05-06
AU549299B2 (en) 1986-01-23
DK155976C (en) 1989-10-30
NL8102168A (en) 1981-12-01
AT380789B (en) 1986-07-10
SG30987G (en) 1987-07-17
IE51157B1 (en) 1986-10-15
CY1368A (en) 1987-08-07
DE3117756C2 (en) 1992-11-26
FI811356L (en) 1981-11-07
SE452550B (en) 1987-12-07
GB2078518A (en) 1982-01-13

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Effective date: 20010505