Therapeutic agent delivery system

Details Therapeutic agent delivery system Therapeutic agent delivery system

1987-07-28

1990-01-16

Page, Thurman K.

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Implant or insert

424422, 424484, 424502, 427 2, 427 3, A61F 200, A61K 914

Patent

active

048942316

ABSTRACT:
A therapeutic agent delivery system that includes a biodegradable polymer and a therapeutic agent, the delivery system being coated with a barrier substance that decreases the quantity of the agent released from the system, compared to the quantity of the agent released from a system not coated with the substance, in the forty-eight hours subsequent to the parenteral injection or implantation of the system into a living person or animal.

REFERENCES:
patent: 3279996 (1966-10-01), Long et al.
patent: 3854480 (1974-12-01), Zaffaroni
patent: 3944064 (1976-03-01), Bashaw et al.
patent: 4159322 (1979-06-01), Cloyd
patent: 4230686 (1980-10-01), Schopflin et al.
patent: 4351337 (1982-09-01), Sidman
patent: 4622244 (1986-11-01), Lapka et al.
Rankin, Chimicaoggi, p. 37 (10/86).

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