Theophylline dosage form

Details Theophylline dosage form Theophylline dosage form

1991-09-27

1993-03-23

Page, Thurman K.

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Tablets, lozenges, or pills

424461, 424462, 424468, 424490, 424493, 424494, 424495, 424497, A61K 924, A61K 958

Patent

active

051962039

ABSTRACT:
A pH-dependent sustained release pharmaceutical pellet composition and a method of administering the same to a patient at a predetermined dosage and interval, said pellet composition comprising: a core element containing a therapeutically effective amount of theophylline, xanthine or a derivative thereof as the active ingredient and a coating on said core element which comprises the following components:

REFERENCES:
patent: 4083949 (1978-04-01), Benedikt
patent: 4367217 (1983-01-01), Gruber et al.
patent: 4415547 (1983-11-01), Yu et al.
patent: 4587118 (1986-05-01), Hsiao
patent: 4661162 (1987-04-01), Kurihara et al.
patent: 4708874 (1987-11-01), Haan et al.
patent: 4713248 (1987-12-01), Kjorn et al.
patent: 4786509 (1988-11-01), Chang et al.
patent: 4800087 (1989-01-01), Mehta
patent: 4803080 (1989-02-01), Benedik et al.
patent: 4844910 (1989-07-01), Leslie et al.
patent: 4851228 (1989-07-01), Zentner et al.

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