Dispensing system for administering beneficial agent formulation

Details Dispensing system for administering beneficial agent formulation Dispensing system for administering beneficial agent formulation

1989-07-17

1990-10-16

Rosenbaum, C. Fred

Surgery

Controlled release therapeutic device or system

Osmotic or diffusion pumped device or system

424438, 424473, A61K 922

Patent

active

049631411

ABSTRACT:
A dispensing device is disclosed for delivering a beneficial agent. The device comprises (1) a housing defining an internal space, (2) an expandable composition in the space, (3) an aqueous sensitive beneficial agent formulation in the space, and (4) at least one passageway in the housing for delivering the beneficial agent from the dispensing device. n

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