Patent ID: 9566232
Date: 2017-02-14
CPC Classifications: A61K,A61P

Claim:
1. A method of reducing the risk of transmitting sexually transmitted infections (STIs) or vaginal infections comprising intravaginally administering a composition to a subject in need thereof, wherein the composition comprises: (a) a matrix-forming compound selected from the group consisting of: alginic acid, chitosan, gellan gum, and poloxamer; (b) a bioadhesive compound that is the same or different from the matrix-forming compound; (c) L-lactic acid; and (d) an aqueous-based pharmaceutically acceptable carrier, wherein the composition has a nonmatrix state when not in contact with ejaculate, and a matrix state when in contact with ejaculate, and wherein the composition is essentially free of D-lactic acid.