Bioadhesive drug delivery system

Details Bioadhesive drug delivery system Bioadhesive drug delivery system

A - Human Necessities

61

K

A61K 45/08 (2006.01) A61K 9/107 (2006.01) A61K 31/085 (2006.01) A61K 31/7056 (2006.01) A61K 38/19 (2006.01) A61P 31/00 (2006.01)

Patent

CA 2392473

The present invention relates to a novel essentially pH neutral vaginal drug delivery system suitable for modified delivery of a therapeutically active material in the vaginal cavity. The vaginal drug delivery system comprises an essentially pH neutral emulsion having globules having two phases, an internal water soluble phase and an external water-insoluble phase or film, wherein the water-soluble interior phase contains a therapeutically active drug or drugs. One novel aspect of the vaginal drug delivery system is that the internal water soluble phase comprises an acidic buffered phase.

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