Monoclonal antibody PM-81 April 12, 2017 Monoclonal antibody PM-81 Trade Name Orphan Indication Adjunctive treatment of acute myelogenous leukemia USA Market Approval USA USA Designation Date 1991-06-27 00:00:00 Sponsor Medarex, Inc.;519 Route 173 West;Bloomsbury, New Jersey, 08804