RADNOR, Pa.--(BUSINESS WIRE)--PolyMedix, Inc. (OTC BB: PYMX), an emerging biotechnology company focused on developing new therapeutic drugs to treat infectious diseases and acute cardiovascular disorders, has initiated a Phase 2 clinical trial, following conclusion of a review by the United States Food and Drug Administration (FDA) of a protocol submitted by PolyMedix, to assess the safety and efficacy of its heptagonist, PMX-60056, in reversing heparin in patients undergoing Percutaneous Coronary Intervention (PCI) procedures. PMX-60056 is a synthetic, small-molecule designed to reverse the anticoagulation activity of heparin and low molecular weight heparins (LMWH).