Inactivating enveloped viruses and sperm

Details Inactivating enveloped viruses and sperm Inactivating enveloped viruses and sperm

A - Human Necessities

61

K

A61K 31/205 (2006.01) A01N 33/12 (2006.01) A01N 33/24 (2006.01) A01N 37/18 (2006.01) A01N 37/20 (2006.01) A01N 37/44 (2006.01) A01N 41/08 (2006.01) A01N 43/50 (2006.01) A61F 6/00 (2006.01) A61K 9/00 (2006.01) A61K 31/13 (2006.01) A61K 31/195 (2006.01) A61K 31/415 (2006.01) A61L 2/00 (2006.01) A61L 31/16 (2006.01)

Patent

CA 2106683

Disclosed is a composition for inhibiting the activity of an enveloped virus or sperm, the composition comprising a mixture of (a) a betaine selected from an alkyl-N- betaine, alkyl-N-sulfobetaine, acyl-N-betaine, an alkyl-N- substituted aminopropionic acid and an alkylimidazolinium betaine, or a mixture of two or more thereof, (b) an amine oxide selected from an alkyl-N,N-dimethylamine oxide, alkyl-N,N-dihydroxyethylamine oxide, acylamide t-amine oxide, or a mixture of two or more thereof, and (c) acid in an amount to provide the composition with a pH of 4 - 8 as measured when the betaine and amine oxide together comprise 0.5 weight percent of the composition. Also disclosed is a contraceptive device containing the composition as a spermicide.

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