Drug dispenser comprising wall formed of semipermeable member an

Details Drug dispenser comprising wall formed of semipermeable member an Drug dispenser comprising wall formed of semipermeable member an

1982-09-29

1985-06-11

Apley, Richard J.

Surgery

Controlled release therapeutic device or system

Osmotic or diffusion pumped device or system

604890, 424 19, 424 32, A61K 922, A61K 932

Patent

active

045226253

ABSTRACT:
An osmotic dispenser is disclosed for releasing drug formulation in the gastrointestinal tract. The dispenser comprises a semipermeable-enteric wall surrounding a compartment housing drug formulation. A passageway in the wall communicates with the compartment for dispensing drug formulation.

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