Multi-unit pulsatile delivery system

Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Tablets – lozenges – or pills

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424438, 424 43, 6048921, A61K 924

Patent

active

050173812

ABSTRACT:
The present invention is directed to an active agent dispenser for use in a fluid-containing environment, which dispenser comprises a rigid housing, a plurality of movable active agent units filling a portion of the housing, a fluid-activated driving member for dispensing the active agent units filling the remainder of the housing, and an active agent unit outlet means. In the present invention, each active agent unit is comprised of an active agent dosage or filling contained within a fluid-impermeable cup-shaped member, the cup-shaped members being oriented within the housing with the base of the cup-shaped members facing the outlet means.

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