Topical Active Ingredients for OTC Monograph Guide

Federal Register notice: FDA has made available a final guidance entitled “Maximal Usage Trials for Topically Applied Active Ingredients Being Considered for Inclusion in an Over-the-Counter Monograph: Study Elements and Considerations.” The document discusses the conduct of in vivo absorption trials for topically applied active ingredients that are under consideration for inclusion in an over-the-counter monograph. To view the notice, click here.

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