the efficacy and tolerability of defibrotide ( 800 mg/i.v . ) and calcium heparin ( 15,000 ui/s.c . ) in the prophylaxis of post-surgical deep venous thrombosis ( dvt ) and pulmonary embolism ( pe ) were compared in a multicentre trial involving 60 italian surgical institutions ( general surgery , obstetrics and gynecology , urology ) .
C0054452
calcium heparin
C0034065
pulmonary embolism