reviparin sodium reviparin sodium reviparin is an antithrombotic and belongs to the group of low molecular weight heparins (lmwh). reviparin sodiumclinical dataahfs/drugs.cominternational drug namesatc codeb01ab08 (who) identifierscas number9005-49-6 ndrugbankdb09259 ychemspidernoneunii5r0l1d739ekeggd03337 ncomptox dashboard (epa)dtxsid301010914 echa infocard100.110.590 ny (what is this?) (verify) medical uses prevention of blood clots prophylaxis of perioperative thromboembolism treatment of dvt with or without pulmonary embolism (pe) prophylaxis of acute thrombotic events after percutaneous transluminal coronary angioplasty (ptca) chemistry reviparin is a low molecular weight heparin obtained by nitrous acid depolymerization of heparin extracted from porcine intestinal mucosa. its structure is characterized, for the most part, by a group of 2-o-sulfo-α-lidopyranosuronic acid. the average molecular weight is about 3900 daltons.