Progenics, Wyeth Sign MNTX Agreement Worth Up To $416M Dec. 27, 2005 By Jennifer Boggs Progenics Pharmaceuticals Inc. picked up a worldwide partner for methylnaltrexone (MNTX), its investigational treatment of opioid-induced side effects, signing a deal with Wyeth Pharmaceuticals for up to $416 million. (BioWorld Today)Read More