Long-acting matrix tablet formulations

Details Long-acting matrix tablet formulations Long-acting matrix tablet formulations

1982-08-12

1987-11-03

Rose, Shep K.

Firearms

A61K 926

Patent

active

047042842

ABSTRACT:
A pharmaceutical tablet which releases an initial burst of therapeutic agent and thereafter releases the agent at an essentially constant rate comprising an acid soluble therapeutic agent in an insoluble matrix, the tablet containing an acid insoluble, base soluble pharmaceutically acceptable component selected from polymers and fatty acids, a pharmaceutically acceptable organic acid and at least one pharmaceutically acceptable excipient, the component and the acid each being present in an amount of from about 1-25 percent by weight of the total composition.

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