Overview Pharmacokinetic Study to Compare the Systemic Exposure of Differin® Gel, 0.3% or Differin® Gel, 0.1% Status: Completed Trial end date: 2008-11-01 Target enrollment: Participant gender: Summary Phase 4 commitment pharmacokinetic study to determine systemic exposure to adapalene. Phase: Phase 4 Details Lead Sponsor: GaldermaGalderma R&DTreatments: Adapalene