Dermal agent

A dermal agent for preventing or treating acne, comprising an ascorbic acid derivative which liberates in vivo ascorbic acid, and a zinc salt or comprising a zinc salt of the ascorbic acid-2-phosphate, and a composition comprising tretinoin and an ascorbic acid derivative or a salt thereof, relievin...

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Bibliographic Details
Main Authors Tsuzuki, Toshi, Masatsuji, Eiko, Ito, Shinobu, Ogata, Eiji
Format Patent
LanguageEnglish
Published 28.08.2003
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Summary:A dermal agent for preventing or treating acne, comprising an ascorbic acid derivative which liberates in vivo ascorbic acid, and a zinc salt or comprising a zinc salt of the ascorbic acid-2-phosphate, and a composition comprising tretinoin and an ascorbic acid derivative or a salt thereof, relieving the irritation of tretinoin by using the dermal agent and tretinoin in combination.