RADNOR, Pa.--(BUSINESS WIRE)--PolyMedix, Inc. (OTC BB: PYMX, http://polymedix.com), an emerging biotechnology company developing new therapeutic drug products to treat infectious diseases and acute cardiovascular disorders, has completed a second successful clinical study of its anticoagulant reversing agent, PMX-60056. The Phase 1B clinical study was a pilot proof-of-concept study conducted in the U.S. under an Investigational New Drug application (IND) filed with the U.S. Food and Drug Administration (FDA).