Sustained release of active agents from bioadhesive microcapsule

Details Sustained release of active agents from bioadhesive microcapsule Sustained release of active agents from bioadhesive microcapsule

1990-04-10

1991-12-31

Page, Thurman K.

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Implant or insert

424 763, 424485, 424489, 424497, A61F 1300

Patent

active

050770519

ABSTRACT:
Bioadhesives microcapsules capable of sustained release comprise xanthan gum, locust bean gum, a bulking agent and an active agent. The microcapsules are particularly useful for delivering buffering agents to the oral cavity for anticaries purposes.

REFERENCES:
patent: 2809916 (1957-10-01), Hermelin
patent: 4259315 (1981-03-01), Lippmann
patent: 4695467 (1987-09-01), Uemura
patent: 4795436 (1989-01-01), Robinson
patent: 4800087 (1989-02-01), Mehta
patent: 4812444 (1989-03-01), Mitsuhashi
patent: 4876097 (1989-10-01), Autant
patent: 4894239 (1990-02-01), Noromura
patent: 4906488 (1990-03-01), Pera

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