Athenex announced that both Phase 3 studies, KX-AK-003 and KX-AK-004, had achieved their primary endpoint of 100% clearance of actinic keratosis (AK) lesions at Day 57 within the face or scalp treatment areas, with each study achieving statistical significance (p<0.0001).  Statistical significance (p<0.001) was achieved for both face and scalp subgroups as well. These two double-blind, randomized, vehicle-controlled, studies were designed as pivotal Phase 3 efficacy and safety studi...