A - Human Necessities – 61 – M
Patent
A - Human Necessities
61
M
119/78
A61M 31/00 (2006.01) A61D 7/00 (2006.01) A61K 9/00 (2006.01) A61M 37/00 (2006.01)
Patent
CA 1331328
ABSTRACT OF THE DISCLOSURE A delivery system is disclosed for delivering a beneficial agent to an animal. The delivery system comprises a wall that surrounds a lumen, said wall comprising a composition that limits the passage of fluid into the system and a composition that permits the passage of fluid into the system. The lumen comprises a beneficial agent and an expandable member. The delivery system comprises an exit means for delivering the beneficial agent.
614335
Cortese Richard
Eckenhoff James B.
Magruder Judy A.
Peery John R.
Wright Jeremy C.
Alza Corporation
Smart & Biggar
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