Ensysce Biosciences, Inc. announced the Investigational Review Board (IRB) approval of PF614-201 protocol, 'A Randomized, Double-Blind, Placebo-Controlled Crossover Study of PF614 on Analgesic Response in the Cold Pressor Test in Healthy male Subjects.' The study will be conducted at Dr. Vince Clinical Research (DVCR) in Overland Park, Kansas, and is designed to confirm time of onset for pain relief by PF614.