Vaginal ring

Details Vaginal ring Vaginal ring

A - Human Necessities

61

F

167/160, 167/191

A61F 13/20 (2006.01) A61K 9/22 (2006.01) C08G 77/38 (2006.01)

Patent

CA 1084791

ABSTRACT OF THE DISCLOSURE A vaginal ring device includes a support ring formed of foamed silicone rubber and containing a recess in at least one of the inner and outer circumference, and a pharmaco- logically active substance-containing ring in said recess, the active substance-containing ring being formed of an LTV (low temperature vulcanizing)-silicone elastomer consisting, for example, of an organo-polysiloxane of the general formula Image wherein R represents an alkyl and/or aryl residue, and n represents an integer of 200 to 1600; an organo-polysiloxane copolymer; an organo-hydrogen-polysiloxane and a catalytic quantity of platinum or a platinum compound.

237945

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