Rate controlled dispenser for administering beneficial agent

Details Rate controlled dispenser for administering beneficial agent Rate controlled dispenser for administering beneficial agent

1985-08-08

1987-08-04

Griffin, Ronald W.

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Tablets, lozenges, or pills

514 30, 514 53, 604890, 604892, A61K 922, A61M 3100

Patent

active

046845240

ABSTRACT:
A dispenser is disclosed for delivering a beneficial agent. The dispenser comprises (1) a housing defining an internal space, (2) a heat-responsive composition containing a beneficial agent in the space, (3) an osmotically effective solute in the space, and (4) at least one passageway in the housing for delivering the beneficial agent from the dispenser.

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