MANSFIELD, Mass.--(BUSINESS WIRE)--Covidien (NYSE: COV) today announced that on November 13, 2009, representatives of Neuromed discussed the pending New Drug Application (NDA) for the product candidate ExalgoTM (hydromorphone HCl extended release) tablets with staff from the United States Food and Drug Administration (FDA). Mallinckrodt Inc., a Covidien company, obtained the commercial rights to Exalgo in the United States from Neuromed Development Inc., a subsidiary of Neuromed Pharmaceuticals Ltd., in June 2009.