Osmotic system comprising plurality of members for dispensing dr

Details Osmotic system comprising plurality of members for dispensing dr Osmotic system comprising plurality of members for dispensing dr

1986-09-29

1988-11-08

Schofer, Joseph L.

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Tablets, lozenges, or pills

424469, 424474, 424486, 4283202, 428913, 6048921, A61K 922, A61M 3100

Patent

active

047833378

ABSTRACT:
An osmotic system is disclosed comprising a wall comprising in at least a part of a semipermeable material that surrounds a compartment. The compartment contains a first osmotic composition comprising a beneficial drug selected from the group consisting of a calcium antagonist, angiotensin enzyme inhibitor and nonsteroidal antiinflammatory drugs, and a second and different osmotic composition. A passageway in the wall connects the first composition with the exterior of the system.

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