Disposable intravaginal contraceptive devices releasing 1-substi

Details Disposable intravaginal contraceptive devices releasing 1-substi Disposable intravaginal contraceptive devices releasing 1-substi

1983-05-20

1985-11-19

Rosenbaum, C. Fred

Surgery

Controlled release therapeutic device or system

Osmotic or diffusion pumped device or system

128127, A61M 3100

Patent

active

045539723

ABSTRACT:
Devices, of suitable form and size for insertion into the vagina of a female mammal, composed of a polymeric material which has, incorporated in it, a 1-substituted imidazole spermicide and a pharmaceutically acceptable chelating agent, and which release effective amounts of said spermicide while in place in the vaginal cavity, are useful as contraceptives.

REFERENCES:
patent: 3991760 (1976-11-01), Drobish et al.
patent: 3995633 (1976-12-01), Gougeon
patent: 4198976 (1980-04-01), Drobish et al.
patent: 4215691 (1980-08-01), Wong
patent: 4304226 (1981-12-01), Drobish et al.
patent: 4311543 (1982-01-01), Strickman et al.

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