Dispenser comprising telescopically engaging members

Details Dispenser comprising telescopically engaging members Dispenser comprising telescopically engaging members

1986-02-14

1987-05-05

Rose, Shep K.

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Capsules

604890, 424455, 424457, A61K 948, A61K 952

Patent

active

046631488

ABSTRACT:
A dispenser is disclosed for delivering a beneficial agent to an environment of use. The dispenser comprises a semipermeable wall surrounding a compartment containing a heat responsive composition, and an expandable composition. A passageway in the wall connects the compartment with the exterior of the dispenser.

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