Overview Efficacy and Safety of Aczone 7.5% Gel in the Treatment of Truncal Acne Vulgaris Status: Completed Trial end date: 2017-09-11 Target enrollment: Participant gender: Summary To determine if Dapsone (Aczone) 7.5% gel is a safe and effective treatment for acne on the trunk Phase: Phase 4 Details Lead Sponsor: Derm Research, PLLCTreatments: Dapsone