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Sunscreen in vitro cytotoxicity data have little in vivo relevance -- CTFA, NDMA.

This article was originally published in The Rose Sheet

Executive Summary

SUNSCREEN IN VITRO CYTOTOXICITY DATA HAVE "LITTLE RELEVANCE" TO ACTUAL USE, the Cosmetic, Toiletry and Fragrance Association and the Nonprescription Drug Manufacturers Association assert in Dec. 5 joint comments responding to FDA's Aug. 15 Federal Register notice on sunscreens. The notice reopened the administrative record for OTC sunscreens until Dec. 6 in preparation for the development of a final monograph ("The Rose Sheet" Aug. 19, p. 1).



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