Drug – bio-affecting and body treating compositions – Identification or warning feature – Taste or smell or chemical irritation to the eye – nose – or...
Patent
1975-10-17
1977-03-15
Rose, Shep K.
Drug, bio-affecting and body treating compositions
Identification or warning feature
Taste or smell or chemical irritation to the eye, nose, or...
128130, 128260, 424 14, 424 16, 424 19, 424 21, 424 28, A61K 900
Patent
active
040124967
ABSTRACT:
A composite vaginal ring containing a safe and effective amount of a pharmaceutically active medicament, which comprises:
A. a major supporting vaginal ring consisting essentially of a physiologically acceptable synthetic resin and having at least a portion of the annular surface thereof adapted to mate with corresponding minor, medicament-containing vaginal ring segment; and
B. at least one minor, medicament-containing vaginal ring segment adapted to mate with the modified annular surface of said major supporting vaginal ring and consisting essentially of a safe and effective amount of a pharmaceutically active amount of a nonionic, lipophilic drug dissolved or uniformly suspended in an elastomeric, cross-linked LTV linear dimethylpolysiloxane resin.
REFERENCES:
patent: 3527210 (1970-09-01), Towns
patent: 3545349 (1970-12-01), Duncan
patent: 3659597 (1972-05-01), Wolfors
patent: 3744489 (1973-07-01), Munro
patent: 3805777 (1974-04-01), Ansari
patent: 3908646 (1975-09-01), Ansari
patent: 3911911 (1975-10-01), Scommegna
patent: 3920805 (1975-11-01), Roseman
Hartmann Heidemarie
Laudahn Gerhard
Muhe Barbara
Schopflin Gisela
Windt Fred
Rose Shep K.
Schering Aktiengesellschaft
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