Controlled release oral dosage form

Details Controlled release oral dosage form Controlled release oral dosage form

1998-05-26

2000-12-05

Page, Thurman K.

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Tablets, lozenges, or pills

424464, 424474, 424489, A61K 924, A61K 928

Patent

active

061563420

ABSTRACT:
A controlled release dosage form for an analgesic that does not contain an expanding polymer and comprising a core containing the analgesic, preferably tramadol or it pharmaceutically acceptable deviates and a semipermeable membrane coating the core.

REFERENCES:
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patent: 5336691 (1994-08-01), Raffa et al.
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patent: 5468744 (1995-11-01), Raffa et al.
patent: 5474786 (1995-12-01), Kotwal et al.
patent: 5516803 (1996-05-01), Raffa
patent: 5580578 (1996-12-01), Oshlack et al.
patent: 5591452 (1997-01-01), Miller et al.
patent: 5601842 (1997-02-01), Bartholomaeus
patent: 5639476 (1997-06-01), Oshlack et al.
patent: 5645858 (1997-07-01), Kotwal et al.
50TH Edition of Physican's Desk Reference, pp. 1585-1587 @ 1996.

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