TARRYTOWN, N.Y.--(BUSINESS WIRE)--Progenics Pharmaceuticals, Inc. (Nasdaq:PGNX) today announced the initiation of an international 700-patient, phase 3 trial of oral methylnaltrexone in patients with chronic, non-cancer pain who are experiencing constipation as a result of their opioid-pain management regimens. The goal of the study is to evaluate the safety and efficacy of oral methylnaltrexone to treat opioid-induced constipation (OIC) in this patient setting.
