This is an evaluator-blinded, randomized phase 1 study evaluating skin irritation and sensitization of HP-5000 topical system in comparison to control patches. The study will consist of a 4-week Screening Phase and a Treatment Phase. The Treatment Phase will consist of the following periods: an Induction Period, a Rest Period followed by a Challenge Period and if needed, a Re-Challenge Period.
This study will assess skin irritation and sensitization for HP-5000 patch in healthy subjects.