Clinical Research Detail Title Of Study To evaluate whether rivaroxaban is superior to placebo in the long-term prevention of recurrent symptomatic venous thromboembolism (VTE)in patients with symptomatic deep-vein thrombosis (DVT)or pulmonary embolism (PE)who completed 6 or 12 months of treatment with vitamin K antagonist (VKA) or rivaroxaban. Disease Condition Prevention of Recurrent Symptomatic Venous Thromboembolism Phase of Trial Phase-3 Discipline Cardiology Start date of Trial 5/17/2008 Closing Date of Trial 5/17/2009 If you are a doctor interested in clinical research then upload your profile. Click here If you are a hospital interested in clinical research then upload your profile. Click here If you are a patient interested to know more about this clinical trial mail us at:   [email protected]