<prompt> Benzyl peroxide acts in acne vulgaris by:Decreased sebum productionActs as oxidizing agentReduces epithelial proliferationDecreasing bacterial count  <response>: Ans. D. Decreasing bacterial countTopical Therapy for acne:This is designed to produce peeling of the skin, restore normal keratinization and produce a bactericidal action Topical antibiotics include erythromycin 12 clindamycin 12 and benzyl peroxide 510. Benzyl peroxide has bacterio static properties in addition to its action as a peeling agent. 