Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Tablets – lozenges – or pills
Patent
1988-06-08
1990-01-09
Page, Thurman K.
Drug, bio-affecting and body treating compositions
Preparations characterized by special physical form
Tablets, lozenges, or pills
424474, 424480, 424482, A61K 936
Patent
active
048927414
ABSTRACT:
The invention relates to solid pharmaceutical preparations which have a long-lasting action and are for dihydropyridines in the form of a press coated tablet, and a process for their preparation.
REFERENCES:
patent: 3184386 (1965-05-01), Stephenson
patent: 3558768 (1971-01-01), Klippel
patent: 4654206 (1987-03-01), Okuda et al.
patent: 4765990 (1988-08-01), Sigimoto et al.
patent: 4803081 (1989-02-01), Falk et al.
104:174662y, Kimura et al., "Controlled-Release Pharmaceuticals Containing Nifedipine . . . ", Chem. Ab. V. 104, May 1986, p. 391.
T. Wagner, "Die Praxis der Mantel-und Mehrschichttablette", Pharmazeutische Industrie, v. 24 (9/1962) pp. 417-422.
Luchtenberg Helmut
Maegata Shinji
Ohm Andreas
Opitz Wolfgang
Bayer Aktiengesellschaft
Page Thurman K.
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