Vaginal contraceptive

Details Vaginal contraceptive Vaginal contraceptive

A - Human Necessities

61

K

167/269

A61K 31/16 (2006.01) A61K 9/00 (2006.01)

Patent

CA 1135191

A B S T R A C T A contraceptive for vaginal use, consists essentially of a N-(hydroxyethyl-polyoxyethyl)-carboxylic acid amide of the formula RCONH-(CH2CH2O)n-H in which R denotes an alkyl or alkenyl radical having from 5 to 19 carbon atoms and n has a value of from 3 to 20, a mixture of an alkali metal bicarbonate and a water-soluble, solid, anhydrous acid selected from the group consisting of mono- and poly-carboxylic acids having from 2 to 6 carbon atoms, in a stoichiometric ratio, and a member selected from the group consisting of polyethylene glycols and mixtures of polyethylene glycols, which melts at body temperature.

342375

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