PERCUTANEOUS PATCH FOR ADMINISTRATING 17-DEACETYLNORGESTIMATE ONLY OR IN COMBINATION WITH ESTROGEN, AND METHOD FOR ITS ADMINISTRATION

摘要

PROBLEM TO BE SOLVED: To provide a percutaneous patch for suppressing ovulation of woman.

SOLUTION: The percutaneous patch comprises (a) and (b) and is applied to administrate 17-deacetylnorgestimate sufficient for suppressing the ovulation of woman by delivering to the skin of woman by diffusion, wherein (a) is a backing layer and (b) is a matrix layer existing under the backing layer and comprising a pressure sensitive adhesive mixture of 17-deacetylnorgestimate with at least one of silicone or polyisobutylenes.

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