Aclaris Therapeutics, Inc. announced the initiation of two Phase 3 clinical trials to evaluate A-101 Topical Solution for the treatment of seborrheic keratosis (SK). The two Phase 3 clinical trials will evaluate the safety and efficacy of A-101 Topical Solution compared with a vehicle solution (placebo). Approximately 800 subjects will be randomized in these multi-center, double-blinded, vehicle-controlled, clinical trials, which are being conducted at 34 investigational centers within the United States.