 Viprinex is not currently approved or available.For the treatment of established deep vein thrombosis; central retinal and branch vein thrombosis; priapism; pulmonary hypertension of embolic origin; embolism after insertion of prosthetic cardiac valves; rethrombosis after thrombolytic therapy and rethrombosis after vascular surgery.It is also indicated for the prevention of deep venous thrombosis after repair of the fractured neck of a femur.