| Not Yet Recruiting | The ReCAna for Lower ExtremIty Venous OBstructions and In-StEnt Restenosis Registry NCT07529756 | Intervene, Inc. | — |
| Recruiting | Prospective Evaluation of the Treatment of Cancer Associated Superficial Venous NCT07210671 | Centre Hospitalier Universitaire, Amiens | — |
| Completed | A Study of MK-2060 in Healthy Participants (MK-2060-016) NCT06582602 | Merck Sharp & Dohme LLC | Phase 1 |
| Recruiting | The Correlation Between Circulatory Tumor Cells and Venous Thrombosis NCT06672250 | Chang Gung Memorial Hospital | — |
| Unknown | Mexican Multidisciplinary Registry of Patients With Venous Thromboembolic Disease NCT02877251 | Registro Mexicano Multidisciplinario De Pacientes Con Enfermedad Tromboembolica Venosa | — |
| Completed | Intimate Partner Violence as a Risk Factor for Venous Thromboembolism in Women NCT05890924 | Centre Hospitalier Universitaire de Nīmes | — |
| Completed | Apixaban Prevents Portal Vein Thrombosis After Laparoscopic Splenectomy and Azygoportal Disconnection NCT05304455 | Northern Jiangsu People's Hospital | N/A |
| Unknown | Staging and Prognosis of Deep Venous Thrombosis of Lower Extremities NCT04732299 | First Affiliated Hospital Xi'an Jiaotong University | — |
| Unknown | Prophylactic vs Therapeutic Anticoagulation in Symptomatic Isolated Distal Deep Vein Thrombosis NCT04967573 | Shanghai Zhongshan Hospital | Phase 3 |
| Active Not Recruiting | A Study to Evaluate Efficacy and Safety of Hepatic Resection for Liver Cancer With PVTT, HVTT or IVCTT After I NCT04649489 | Jia Fan | Phase 3 |
| Unknown | Collection of the Thrombo-VaxCov Cohort NCT04889326 | University Hospital, Lille | — |
| Completed | Optimal Duration of Anticoagulation Therapy for Low-risk Pulmonary Embolism Patients With Cancer NCT04724460 | Takeshi Morimoto | Phase 4 |
| Completed | Apixaban, Warfarin and Aspirin Prevents Portal Vein Thrombosis in Patients After Laparoscopic Splenectomy（ESAW NCT04645550 | Northern Jiangsu People's Hospital | Phase 4 |
| Completed | Venous Thrombosis Biomarkers in Sickle Cell Disease and Sickle Cell Trait NCT04349189 | National Heart, Lung, and Blood Institute (NHLBI) | — |
| Completed | Prospective Epidemiological Study of Upper Limb Venous Thrombosis NCT04339894 | Nantes University Hospital | — |
| Completed | JETi Lower Extremity Venous Thrombosis NCT07027878 | Abbott Medical Devices | — |
| Completed | Diagnostic Validity of [18F]GP1 PET for Diagnosing Acute Deep Vein Thrombosis NCT04156230 | Dae Hyuk Moon | Phase 2 |
| Unknown | Phase I Study of Direct Coagulation Factor Xa Inhibitor SYHA136 Tablets in Chinese Healthy Volunteers NCT04036656 | CSPC ZhongQi Pharmaceutical Technology Co., Ltd. | Phase 1 |
| Completed | Blood Management During ECMO for Cardiac Support NCT03714048 | St Vincent's Hospital, Sydney | — |
| Completed | Optimal Duration of Anticoagulation Therapy for Isolated Distal Deep Vein Thrombosis in Patients With Cancer S NCT03895502 | Takeshi Morimoto | Phase 4 |
| Unknown | A Study of the IJV or the SCV Approach for Ultrasound-guided Implantation of TIVAD NCT03945045 | National Taiwan University Hospital | N/A |
| Withdrawn | Pediatric High-Risk Deep Venous Thrombosis Lytic Outcomes Trial NCT02767232 | University of Colorado, Denver | Phase 3 |
| Completed | PeriOperative ISchemic Evaluation-3 Trial NCT03505723 | Population Health Research Institute | Phase 3 |
| Completed | A Preliminary Clinical Usability Study for the Recovery Force DVT II Cuff NCT03328624 | University of Southern California | N/A |
| Completed | Tranexamic Acid and Blood Clots in Knee Surgery NCT02867163 | University of New Mexico | — |
| Completed | Intermittent Pneumatic Compression in Surgical Patients at Extremely-high Risk for Venous Thromboembolism NCT03044574 | Pirogov Russian National Research Medical University | N/A |
| Completed | Comparative Effectiveness of Pulmonary Embolism Prevention After Hip and Knee Replacement NCT02810704 | Dartmouth-Hitchcock Medical Center | Phase 4 |
| Completed | Utilization of TEG to Monitor Rivaroxaban Activity NCT02651909 | Matthew Neal MD | — |
| Completed | Apixaban as Treatment of Venous Thrombosis in Patients With Cancer: The CAP Study NCT02581176 | University Hospital, Akershus | Phase 4 |
| Unknown | Study on the Incidence of Early Deep Vein Thrombosis After Peripherally Inserted Central Catheter Insertion NCT02752984 | Fondazione IRCCS Policlinico San Matteo di Pavia | — |
| Terminated | Prospective Assessment of the Deep Vein Thrombosis (DVT) in Hospitalized Obstetrics Patients NCT02697123 | Baylor College of Medicine | — |
| Terminated | Deep Venous Thrombosis After Hepatobiliopancreatic Surgery NCT02649023 | Technische Universität Dresden | — |
| Unknown | Incidence of Venous Thromboembolic Disease and Portal Vein Thrombosis After Hepatectomy. A Cohort Study. NCT02597218 | Hospital Italiano de Buenos Aires | — |
| Completed | Tourniquet Study: A Clinical Trial Into the Effect of Tourniquet Use on the Coagulation System NCT02567903 | Groene Hart Ziekenhuis | N/A |
| Terminated | XENITH: Rivaroxaban for Pulmonary Embolism Managed With Catheter Directed Thrombolysis NCT02506985 | Susan Smyth | Phase 4 |
| Unknown | Study of Safety and Biomarker Efficacy of TS23 in Healthy Volunteer NCT03001544 | Translational Sciences, Inc. | Phase 1 |
| Completed | Study of Rivaroxaban Use and Potential Adverse Outcomes in Routine Clinical Practice (Sweden) NCT02468102 | Bayer | — |
| Completed | Free DNA and Nucleosome Concentrations in Pathological Pregnancies NCT01736826 | Centre Hospitalier Universitaire de Nīmes | — |
| Unknown | Risk Prediction of Venous Thromboembolism in Critically Ill NCT03773939 | University Medical Center Groningen | — |
| Unknown | Duration and Adverse Events of Non-cuffed Catheter in Patients With Hemodialysis NCT02264964 | Shanghai Changzheng Hospital | N/A |
| Unknown | Study of a Novel Thrombectomy Device to Treat Acute Iliofemoral Deep Venous Thrombosis NCT02414802 | Xuzhou Medical University | N/A |
| Completed | Effect of Portal Vein Thrombosis on the Prognosis of Liver Cirrhosis NCT02335580 | General Hospital of Shenyang Military Region | — |
| Completed | Thromboprophylaxis in Pregnant Women in Hospital: A Prospective Clinical Trial NCT02600260 | University of Sao Paulo General Hospital | N/A |
| Unknown | Warfarin Prevents Portal Vein Thrombosis in Liver Cirrhotic Patients With Hypersplenism After Laparoscopic Spl NCT02238444 | Yangzhou University | Phase 4 |
| Completed | Warfarin Prevents Portal Vein Thrombosis in Patients After Laparoscopic Splenectomy and Azygoportal Disconnect NCT02247414 | Yangzhou University | Phase 4 |
| Unknown | The Use of NMES as a Home-based Therapy Following Total Knee Arthroplasty NCT02343198 | National University of Ireland, Galway, Ireland | N/A |
| Completed | Post-thrombotic Syndrome & Predictors of Recurrence in Catheter-related Thrombosis NCT01999179 | Medical College of Wisconsin | N/A |
| Completed | Educating Nurses About Venous Thromboembolism (VTE) Prevention NCT02301793 | Johns Hopkins University | N/A |
| Completed | Reduced-dosed Rivaroxaban in the Long-term Prevention of Recurrent Symptomatic VTE(Venous Thromboembolism) NCT02064439 | Bayer | Phase 3 |
| Completed | Extended Out-of-hospital Low-molecular-weight Heparin Prophylaxis Against DVT and PE in Patients Undergoing Ma NCT02258958 | McMaster University | — |
| Completed | A Comparison of the Effects of Neuromuscular Electrical Stimulation and Intermittent Pneumatic Compression on NCT01894997 | National University of Ireland, Galway, Ireland | N/A |
| Unknown | Understanding the Role of Autoimmune Disorders on the Initial Presentation of Cardiovascular Disease NCT02062021 | University College, London | — |
| Unknown | Long Term Outcomes of Venous Thromboembolism NCT02268630 | Ostfold Hospital Trust | — |
| Unknown | Oral Verses Patch Trial In Menopausal Women - Individualisation of Oestrogen Therapy NCT02264743 | Royal Brompton & Harefield NHS Foundation Trust | Phase 4 |
| Completed | Lower Limb Blood Flow Geko vs Foot Pump NCT03317145 | Hampshire Hospitals NHS Foundation Trust | N/A |
| Completed | Belgian Real Life Non-interventional Study (NIS) in Patients Treated With Xarelto Following an Acute Deep Vein NCT01855100 | Bayer | — |
| Completed | A Comparison of Neuromuscular Electrical Stimulation and Intermittent Pneumatic Compression in Terms of Lower NCT01886612 | National University of Ireland, Galway, Ireland | N/A |
| Completed | Vascular CalcIfiCation and sTiffness Induced by ORal antIcoAgulation NCT02161965 | University Hospital, Angers | Phase 4 |
| Completed | Neuromuscular Electrical Stimulation Versus Intermittent Pneumatic Compression for Blood Flow NCT01862471 | National University of Ireland, Galway, Ireland | N/A |
| Completed | Satisfaction/Quality of Life With Rivaroxaban in DVT (Deep Venous Thrombosis) Indication NCT01805544 | Bayer | — |
| Unknown | Thromboembolic Complications After Pacemaker or Implantable Cardioverter-Defibrillator Procedures NCT01717495 | University of Sao Paulo | — |
| Completed | Assessment of International Normalized Ratio (INR) Prolongation in Patients Treated Simultaneously With Warfar NCT01857050 | Meir Medical Center | — |
| Completed | Oral Rivaroxaban in Children With Venous Thrombosis NCT01684423 | Bayer | Phase 2 |
| Completed | A Randomized, Open-Label, Parallel-Group, Multi-Center Study for the Evaluation of Efficacy and Safety of Edox NCT01662908 | Daiichi Sankyo | Phase 2 |
| Completed | Treatment of an Acute Deep Vein Thrombosis (DVT) With Either Rivaroxaban or Current Standard of Care Therapy NCT01619007 | Bayer | — |
| Completed | Comparison of Different Intermittent Pneumatic Compression Devices for Deep Vein Thrombosis NCT01779648 | Seoul National University Hospital | N/A |
| Completed | Study of Rivaroxaban Use and Potential Adverse Outcomes in Routine Clinical Pratice (Netherlands) NCT01947985 | Bayer | — |
| Completed | Rivaroxaban in Endovenous Laser Ablation With and Without Miniphlebectomy NCT02584842 | University Hospital, Basel, Switzerland | — |
| Completed | Peripherally Inserted Versus Centrally Inserted Central Venous Catheters in the Neurological Intensive Care NCT01495429 | University of Michigan | Phase 3 |
| Completed | Study of Rivaroxaban Use and Potential Adverse Outcomes in Routine Clinical Pratice (UK) NCT01947998 | Bayer | — |
| Completed | Study of Rivaroxaban Use and Potential Adverse Outcomes in Routine Clinical Practice (Germany) NCT01947959 | Bayer | — |
| Completed | Ultrasound-enhanced Thrombolysis Versus Standard Catheter Directed Thrombolysis for Ilio-femoral Deep Vein Thr NCT01482273 | Insel Gruppe AG, University Hospital Bern | N/A |
| Completed | Echo-Doppler Assessment of the Occurrence of Asymptomatic DVT in Orthopedic Replacement Surgery Under Enoxapar NCT01354704 | Les Laboratoires des Médicaments Stériles | Phase 4 |
| Completed | Compression Treatment Effects on Complications and Healing of Achilles Tendon Rupture NCT01317160 | Karolinska University Hospital | N/A |
| Unknown | The Risk of Venous Clotting in Patients After Renal Transplant NCT01413464 | St. Joseph's Healthcare Hamilton | — |
| Withdrawn | Study on the Effect of Rosuvastatin Treatment on the Prevention of Thrombosis in Patients With Previous Thromb NCT01164540 | AstraZeneca | Phase 3 |
| Terminated | The GORE Viabahn Endoprosthesis for the Treatment of Venous Occlusions and Stenoses NCT01406795 | Stanford University | N/A |
| Unknown | Two Weeks of Low Molecular Weight Heparin for Distal Vein Thrombosis NCT01252420 | Monash Medical Centre | Phase 4 |
| Completed | Rivaroxaban Pharmacokinetics/Pharmacodynamics (PK/PD) Study in Pediatric Subjects NCT01145859 | Bayer | Phase 1 |
| Completed | Vasculaire Compression System Increases Flow Velocity in the Femoral Vein NCT01240330 | Venous Health Systems, Inc. | N/A |
| Completed | Registry of AngioJet Use in the Peripheral Vascular System NCT01086215 | Boston Scientific Corporation | — |
| Suspended | Safer Warfarin Treatment NCT01042067 | Oslo University Hospital | — |
| Completed | Acute Venous Thrombosis: Thrombus Removal With Adjunctive Catheter-Directed Thrombolysis NCT00790335 | Washington University School of Medicine | Phase 3 |
| Completed | Comparative Investigation of Low Molecular Weight (LMW) Heparin/Edoxaban Tosylate (DU176b) Versus (LMW) Hepari NCT00986154 | Daiichi Sankyo | Phase 3 |
| Completed | Clarification of Optimal Anticoagulation Through Genetics NCT00839657 | National Heart, Lung, and Blood Institute (NHLBI) | Phase 3 |
| Completed | Pharmacogenetic Dosing of Warfarin NCT02065388 | Academia Sinica, Taiwan | Phase 3 |
| Recruiting | Ongoing Registry of Deep Venous Reconstructions NCT02650453 | Maastricht University Medical Center | — |
| Completed | Deep Vein Thrombosis Treatment With the Oral Direct Factor Xa Inhibitor Rivaroxaban in Patients Using a Strong NCT00786422 | Bayer | Phase 2 |
| Completed | Prophylactic Enoxaparin Dosing for Prevention of Venous Thromboembolism in Pregnancy. NCT00878826 | Stanford University | Phase 2 / Phase 3 |
| Terminated | Obstructive Sleep Apnea and Venous Thromboembolism NCT01051297 | University of Missouri-Columbia | — |
| Withdrawn | Phase II Investigation of 99mTc-rBitistatin for Imaging Venous Thrombosis NCT00808626 | Temple University | Phase 1 / Phase 2 |
| Completed | Switching Study From Warfarin to Rivaroxaban NCT01507051 | Bayer | Phase 1 |
| Terminated | Personalized Warfarin Dosing by Genomics and Computational Intelligence NCT00872079 | US Department of Veterans Affairs | N/A |
| Completed | Peripherally Inserted Central Catheter (PICC) Thrombosis: Reverse Taper Versus Non-tapered Catheters NCT00728819 | University of Pennsylvania | N/A |
| Completed | Efficacy and Safety Study of Apixaban for the Treatment of Deep Vein Thrombosis or Pulmonary Embolism NCT00643201 | Bristol-Myers Squibb | Phase 3 |
| Completed | Efficacy and Safety Study of Apixaban for Extended Treatment of Deep Vein Thrombosis or Pulmonary Embolism NCT00633893 | Bristol-Myers Squibb | Phase 3 |
| Completed | Evaluation of the Duration of Therapy for Thrombosis in Children NCT00687882 | Johns Hopkins All Children's Hospital | Phase 3 |
| Terminated | Comparison of Arixtra vs. Lovenox to Prevent Blood Clots in Medically Ill Patients NCT00521885 | Lehigh Valley Hospital | N/A |
| Completed | Study Of Lybrel In Relation To Venous Thromboembolism NCT01297348 | Pfizer | — |
| Completed | Venous Thromboembolism Taskforce Audit Program NCT00535171 | Sanofi | — |
| Completed | Study of Apixaban for the Prevention of Thrombosis-related Events in Patients With Acute Medical Illness NCT00457002 | Bristol-Myers Squibb | Phase 3 |
| Completed | Using Intravenous Heparin Versus Standard of Care Subcutaneous Heparin to Prevent Clots After Surgery NCT01608906 | University of Colorado, Denver | N/A |
| Terminated | Study of Arixtra (Fondaparinux Sodium) to Prevent Blood Clots in Women Undergoing Abdominopelvic Surgery for L NCT00539942 | University of Alabama at Birmingham | Phase 3 |
| Completed | Oral Direct Factor Xa Inhibitor Rivaroxaban in Patients With Acute Symptomatic Deep Vein Thrombosis - The EINS NCT00440193 | Bayer | Phase 3 |
| Completed | The Effect of Vasopressors on the Anti Xa Response to Enoxaparin in Critically Ill Patients NCT00351663 | Shaare Zedek Medical Center | Phase 4 |
| Completed | Investigation Into the Therapeutic Dosage of Fondaparinux Sodium, a Medication Used to Prevent Blood Clots in NCT00436787 | University of Pittsburgh | Phase 2 |
| Completed | Study to Evaluate Weight-based Enoxaparin Dosing in Obese Medical Patients at Risk for DVT NCT00585182 | University of Utah | Phase 4 |
| Completed | A Prospective Observational Registry of Peripheral Use of AngioJet Rheolytic Thrombectomy With Mid-Length Cath NCT00778336 | Boston Scientific Corporation | — |
| Completed | Prolongation of the Interval Between Monitoring of Warfarin in Stable Patients NCT00356759 | Hamilton Health Sciences Corporation | Phase 2 |
| Completed | PREPIC 2 : Prevention of Recurrent Pulmonary Embolism by Vena Cava Interruption NCT00457158 | Centre Hospitalier Universitaire de Saint Etienne | Phase 4 |
| Completed | Evaluating the Relationship Between Blood Clotting Disorders, Inflammation, and Obesity in Individuals With Ve NCT00395265 | University of Vermont | — |
| Completed | Evaluation of PD 0348292 for Preventing Blood Clots in the Lungs or Deep Leg Veins of Patients After Knee Surg NCT00306254 | Pfizer | Phase 2 |
| Completed | Safety and Efficacy Study of Alfimeprase in Subjects With Occluded Catheters NCT00322270 | ARCA Biopharma, Inc. | Phase 3 |
| Completed | Cystic Fibrosis and Totally Implantable Vascular Access Devices NCT00244270 | Assistance Publique - Hôpitaux de Paris | Phase 4 |
| Completed | A Study of BIBR 1048 in Prevention of Venous Thromboembolism in Patients With TKR Surgery. NCT00246025 | Boehringer Ingelheim | Phase 2 |
| Completed | Safety and Efficacy Study of Alfimeprase in Subjects With Occluded Central Catheters NCT00346424 | ARCA Biopharma, Inc. | Phase 3 |
| Completed | Hypercoagulable Phenotype by Thrombinography (in Presence of C Protein Dynamic Inhibitory System) NCT02892565 | Central Hospital, Nancy, France | N/A |
| Terminated | Use of Low Molecular Weight Heparin (Tinzaparin) to Treat Blood Clots in Patients With Kidney Failure NCT00186745 | St. Joseph's Healthcare Hamilton | N/A |
| Completed | Enoxaparin in Acute Venous Thromboembolic Disease NCT00265993 | Sanofi | Phase 4 |
| Completed | BMS-562247 in Subjects Undergoing Elective Total Knee Replacement Surgery NCT00097357 | Bristol-Myers Squibb | Phase 2 / Phase 3 |
| Completed | Oral Direct Factor Xa Inhibitor BAY59-7939 in Patients With Acute Symptomatic Proximal Deep Vein Thrombosis(OD NCT00839163 | Bayer | Phase 2 |
| Completed | Prevention of Venous Thrombosis After Permanent Transvenous Leads Implantation NCT00621491 | University of Sao Paulo | N/A |
| Completed | Birth Control Pill vs Birth Control Patch Study NCT00554632 | University of Vermont | N/A |
| Completed | The Use of Low Molecular Weight Heparin in Traumatic Brain Injury NCT00170378 | Hennepin Healthcare Research Institute | Phase 4 |
| Unknown | Genetic Determinants of Warfarin Anticoagulation Effect NCT00162435 | Hadassah Medical Organization | N/A |
| Completed | Nifedipine vs Placebo for Maintenance Tocolysis of Preterm Labor. NCT00185952 | Stanford University | N/A |
| Completed | A Study to Confirm the Safety and Efficacy of Epoetin Alfa (PROCRIT) Administered Perioperatively vs. the Stan NCT00211146 | Johnson & Johnson Pharmaceutical Research & Development, L.L.C. | Phase 3 |
| Active Not Recruiting | Epidemiology of Venous Thrombosis and Pulmonary Embolism NCT00005504 | University of Minnesota | — |
| Completed | Assessment of Long-Term Out-of-Hospital Treatment of Patients With Proximal Deep Vein Thrombosis (DVT) Using L NCT00203658 | University of Calgary | Phase 4 |
| Completed | Oral Anticoagulant Therapy for Venous Thrombosis - SCOR in Thrombosis NCT00005684 | National Heart, Lung, and Blood Institute (NHLBI) | — |
| Completed | Trial of the Effect of Low-Molecular-Weight Heparin (LMWH) Versus Warfarin on Mortality in the Long-Term Treat NCT00203580 | University of Calgary | Phase 4 |
| Unknown | Prevention of Thrombosis Recurrence in Patients With Low Circulating Levels of Antithrombin. NCT01382550 | Federico II University | — |