Osmotic system comprising plurality of members for dispensing drug
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Nov 8, 1988
Issued Date -
N/A
app pub date -
Sep 29, 1986
filing date -
May 11, 1983
priority date (Note) -
Expired
status (Latency Note)
Importance
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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