Overview Tinzaparin for Primary Treatment and Extended Secondary Prophylaxis of Venous Thromboembolism in Patients With Cancer Status: Terminated Trial end date: 2015-10-01 Target enrollment: Participant gender: Summary In this study the investigators will determine the safety and effectiveness of Tinzaparin in preventing blood clots for up to 12 months of treatment. Phase: Phase 2 Details Lead Sponsor: University of Southern CaliforniaCollaborator: Celgene CorporationTreatments: DalteparinHeparin, Low-Molecular-WeightTinzaparin