| Recruiting | Preoperative Tranexamic Acid (TXA) to Prevent Bleeding in Patients Undergoing Major Colorectal Surgery NCT06657924 | Kristen Ban | Phase 2 |
| Enrolling By Invitation | Estimation of Cardiovascular Risk in Patients With Crohn's Disease and Ulcerative Colitis (PROVACI) NCT07095634 | IRCCS Policlinico S. Donato | — |
| Recruiting | Comparing Anticoagulation Strategies Using UFH, Argatroban and LMWH for ECMO Support NCT06442267 | Medical University of Vienna | Phase 4 |
| Completed | SYMPHONY-PE Study for Treatment of Pulmonary Embolism NCT06062329 | Imperative Care, Inc. | N/A |
| Completed | ECMO Hemostatic Transfusions in Children NCT05796557 | Yale University | Phase 4 |
| Completed | Low Molecular Weight Heparin or no Treatment Following Cesarean Delivery NCT06118957 | University of Utah | Phase 2 |
| Enrolling By Invitation | Antithrombin to Improve Thromboprophylaxis and Reduce the Incidence of Trauma-Related Venous Thromboembolism NCT05794165 | Bryan Cotton | Phase 2 |
| Active Not Recruiting | Xueshuantong Injection (Lyophilized) in the Prevention of Venous Thromboembolism (VTE) in Hospitalized Patient NCT06443905 | China-Japan Friendship Hospital | — |
| Recruiting | In Vivo Detection of Circulating Clots in Patients With Thromboembolism NCT05301348 | University of Arkansas | N/A |
| Completed | TINzaparin Prophylaxis in Patients With Metastatic Colorectal Cancer NCT05625932 | Galician Research Group on Digestive Tumors | Phase 3 |
| Recruiting | Optimization of Management in Patients With Cardiovascular Disease After Lower Limb Joint Replacement NCT06627933 | I.M. Sechenov First Moscow State Medical University | — |
| Completed | Venous Thromboembolism (VTE) Knowledge NCT05548010 | Chinese University of Hong Kong | — |
| Completed | Thromboembolism in Anorexia Nervosa NCT05575466 | Odense University Hospital | — |
| Active Not Recruiting | Atrial Fibrillation and Cancer: a Nationwide French Cohort Study NCT05563883 | University Hospital, Caen | — |
| Completed | A Study to Compare Health Care Costs Between Apixaban and Low Molecular Weight Heparin in Patients With Venous NCT05643885 | Pfizer | — |
| Completed | Strategies for Anticoagulation During Venovenous ECMO NCT04997265 | Vanderbilt University Medical Center | N/A |
| Recruiting | Effect of Tofacitinib on Coagulation and Platelet Function, and Its Role in Thromboembolic Events NCT05313620 | Fundación de Investigación Biomédica - Hospital Universitario de La Princesa | Phase 4 |
| Recruiting | Long-term Anticoagulation With Oral Factor Xa Inhibitor Versus Vitamin K Antagonist After Mechanical Aortic Va NCT04258488 | Joon Bum Kim | Phase 4 |
| Unknown | The Impact of Thromboprophylaxis on Progression Free Survival of Patients With Advanced Pancreatic Cancer NCT05178628 | Michalis Karamouzis | Phase 3 |
| Unknown | The Influencing Factors and Mechanism of High Incidence of Thrombotic Events in Patients With MN and DKD NCT05656963 | Yipeng Liu | — |
| Unknown | COVID-19 Pathophysiology of Long Term Implications NCT04813575 | King Faisal Specialist Hospital & Research Center | N/A |
| Recruiting | The Frequency of Peripheral Arterial Disease in Patients with Deep Vein Thrombosis of the Lower Limbs NCT06806540 | IRCCS Azienda Ospedaliero-Universitaria di Bologna | — |
| Unknown | Thromboprophylaxis in Oesophageal Cancer Patients NCT05067153 | University of Aarhus | Phase 4 |
| Unknown | Cellular-Mediated Immunity in COVID-19 NCT04746521 | University of Campania Luigi Vanvitelli | — |
| Recruiting | Pregnancy and Risk of Venous Thromboembolism NCT03659708 | Hospices Civils de Lyon | N/A |
| Completed | Endovascular thromBectomy of Acute Mesentery Vessels Occlusion Hybrid With Emergent Laparoscopic Surgery NCT04686981 | Beijing Tsinghua Chang Gung Hospital | — |
| Completed | Practice of Adjunctive Treatments in Intensive Care Unit Patients With COVID-19 NCT04719182 | Academisch Medisch Centrum - Universiteit van Amsterdam (AMC-UvA) | — |
| Terminated | Lavare Cycle in Patients Receiving HeartWare Left Ventricular Assist Device NCT04199793 | Vanderbilt University Medical Center | N/A |
| Completed | Thromboembolic Risk Screening in Patients With Cancer and COVID-19 NCT04616846 | Centre Antoine Lacassagne | N/A |
| Completed | Impact of Prophylactic Low-molecular Weight Heparin Dosing on Clotting Parameters Following Cesarean Delivery NCT04305756 | University of Utah | N/A |
| Completed | Impact of an Intensified Thromboprofylaxis Protocol in COVID-19 NCT04394000 | Jessa Hospital | — |
| Completed | Is Anti-Factor Xa Associated With Outcome in Patients With Critical COVID-19 on Low-Molecular-Weight Heparin? NCT05256524 | Karolinska Institutet | — |
| Completed | Dosing of Thromboprophylaxis and Mortality in Critically Ill COVID-19 Patients NCT04593654 | Karolinska Institutet | — |
| Completed | Influence of Cardiac Implantable Electronic Devices on the Hemostatic System NCT04499612 | Ryazan State Medical University | — |
| Unknown | Biomarkers of Thrombosis as Predictors of Venous Thromboembolism Risk in Cancer Patients NCT04301362 | Centro Hospitalar de Vila Nova de Gaia/Espinho, E.P.E. | — |
| Completed | Apixaban in Adults With Congenital Heart Disease and Atrial Arrhythmias: the PROTECT-AR Study NCT03854149 | AHEPA University Hospital | — |
| Completed | Study on Impact of Edoxaban Treatment in Cancer Patients With Venous Thromboembolism During Antineoplastic The NCT04072068 | Gruppo Oncologico Italiano di Ricerca Clinica | Phase 4 |
| Unknown | Biomarkers of Acute Stroke in Clinic NCT03897478 | Ischemia Care LLC | — |
| Unknown | Coagulation System In STereotactic Radiotherapy Of NSCLC NCT03893461 | Odense University Hospital | — |
| Unknown | Exploring Cancer-Associated Thromboembolism Prognosis Biomarkers and Polymorphisms NCT06065592 | Lebanese University | Phase 1 |
| Unknown | Prospective Evaluation of Efficacy and Safety of Fondaparinux in Surgical Cancer Patients, Risk Factors for Th NCT04246073 | Hellenic Society of Surgical Oncology | — |
| Active Not Recruiting | Peripheral Systemic Thrombolysis Versus Catheter Directed Thrombolysis for Submassive PE NCT03581877 | Northwell Health | Phase 4 |
| Unknown | Evaluation of ReX-C System in Measurement and Improvement of Patients' Adherence. NCT03424330 | Dosentrx Ltd. | N/A |
| Completed | PraxbindTM India PMS Program NCT03359889 | Boehringer Ingelheim | — |
| Recruiting | Registry of Thrombosis & NEoplasia of "Sociedad Española de Oncología Médica" NCT03855592 | Fundación Sociedad Española de Oncologia Médica | — |
| Unknown | Tecarfarin Anti-Coagulation Trial (TACT) NCT02522221 | Espero Biopharma | Phase 3 |
| Withdrawn | Absorption of Rivaroxaban in Patients With Cervical Spinal Cord Injury NCT02970773 | Swiss Paraplegic Research, Nottwil | Phase 4 |
| Completed | DVT After Cardiac Procedure NCT03877770 | Manchester University NHS Foundation Trust | — |
| Completed | Balancing of Patients Treated by Vitamin K Antagonists (VKAS) in General Medicine NCT03914053 | University Hospital, Montpellier | — |
| Completed | A Clinical Trial Comparing Efficacy and Safety of Dabigatran Etexilate With Warfarin in Patients With Cerebral NCT02913326 | Boehringer Ingelheim | Phase 3 |
| Completed | AMPLATZER™ LAA Occluder Post Approval Study (PAS) NCT02964208 | Abbott Medical Devices | — |
| Completed | Inflammatory Bowel Disease and Thromboembolic Events NCT05162339 | Centro Hospitalar Tondela-Viseu | — |
| Completed | Apixaban Discontinuation Prior to Major Surgery NCT02935751 | Thomas Jefferson University | — |
| Completed | Safety, Pharmacokinetics, Biodistribution, and Diagnostic Performance of [18F]GP1 PET in Thromboembolism NCT02864810 | Asan Foundation | Phase 1 |
| Completed | Assessment of a Diagnostic Medical Device for the INR (International Normalized Ratio) Measurement NCT02779400 | University Hospital, Grenoble | N/A |
| Completed | Patient-Centered Anticoagulation Self-Monitoring in Minority Patients NCT02776566 | University of Illinois at Chicago | N/A |
| Completed | Rivaroxaban for Treatment in Venous or Arterial Thrombosis in Neonates NCT02564718 | Bayer | Phase 1 / Phase 2 |
| Terminated | REVIparin-BRIDging-in a General Practice Setting in GErmany NCT02579122 | Mylan Inc. | — |
| Terminated | Observational Study of Thrombogenic Properties in 220 Patients With Proximal Femur Fracture NCT02475187 | Vestre Viken Hospital Trust | — |
| Recruiting | LAAC-registry: Clinical Outcome After Echocardiography-guided LAA-closure NCT04628078 | Insel Gruppe AG, University Hospital Bern | — |
| Completed | Amplatzer™Amulet™ Post-Market Study (Amulet™PMS) NCT02447081 | Abbott Medical Devices | — |
| Completed | The Effect of Medication Timing on Anticoagulation Stability in Users of Warfarin: The "INRange" RCT NCT02376803 | University of Alberta | Phase 4 |
| Unknown | Investigation on Appropriate Duration of Dabigatran Use After Catheter Ablation for Paroxysmal Atrial Fibrilla NCT02313584 | Korea University | Phase 3 |
| Completed | Influence of ABCB1 Polymorphisms on Plasma Concentrations of New Oral Anticoagulants in Case of Serious Advers NCT02103101 | Centre Hospitalier Universitaire de Besancon | N/A |
| Completed | Reduced-dosed Rivaroxaban in the Long-term Prevention of Recurrent Symptomatic VTE(Venous Thromboembolism) NCT02064439 | Bayer | Phase 3 |
| Unknown | Evaluation of the Risk of VTE Among Patients Hospitalized in Non-surgical Departments NCT03073915 | Hadassah Medical Organization | — |
| Unknown | Prophylaxis of Venous Thromboembolism After Bariatric Surgery NCT02295150 | Rijnstate Hospital | Phase 4 |
| Completed | Study to Evaluate a Single Dose of Apixaban in Pediatric Participants at Risk for a Thrombotic Disorder NCT01707394 | Bristol-Myers Squibb | Phase 1 |
| Completed | Evaluation of Contrast Medium Enhanced Post-mortem CT in Virtual Autopsy NCT01541995 | Universitätsklinikum Hamburg-Eppendorf | — |
| Completed | Fiix-prothrombin Time for Monitoring Warfarin NCT01565239 | Landspitali University Hospital | Phase 2 |
| Completed | Rivaroxaban in Endovenous Laser Ablation With and Without Miniphlebectomy NCT02584842 | University Hospital, Basel, Switzerland | — |
| Terminated | Follow on Study From RE-ALIGN NCT01505881 | Boehringer Ingelheim | Phase 2 |
| Completed | Genetics Informatics Trial (GIFT) of Warfarin to Prevent DVT NCT01006733 | Washington University School of Medicine | Phase 3 |
| Completed | Aspirin and Compression Devices for VTE Prophylaxis in Orthopaedic Oncology NCT01696760 | Ohio State University Comprehensive Cancer Center | N/A |
| Unknown | Subclinical Atherosclerosis Using Dual-source CT Coronary Angiography in Chinese Adults With Different Glycaem NCT01319201 | Shanghai Jiao Tong University School of Medicine | — |
| Completed | Switching Drug Therapy for the Prevention of Blood Clot Formation From Enoxaparin to Rivaroxaban After Orthope NCT01094886 | Ortho-McNeil Janssen Scientific Affairs, LLC | Phase 3 |
| Completed | Retrospective Study of Patients Who Were Treated With Fondaparinux Pre-, Peri- and/or Postpartum for Prophylax NCT01004939 | GlaxoSmithKline | — |
| Completed | Role of Coumadin in Preventing Thromboembolism in Atrial Fibrillation (AF) Patients Undergoing Catheter Ablati NCT01006876 | Texas Cardiac Arrhythmia Research Foundation | Phase 3 |
| Completed | Comparative Investigation of Low Molecular Weight (LMW) Heparin/Edoxaban Tosylate (DU176b) Versus (LMW) Hepari NCT00986154 | Daiichi Sankyo | Phase 3 |
| Unknown | Thromboembolic Complications Related to Asparaginase in Children With Acute Lymphoblastic Leukemia (ALL) Treat NCT00982514 | Oslo University Hospital | — |
| Completed | Dose Adjusting Enoxaparin Thromboprophylaxis Dosage According to Anti-factor Xa Plasma Levels Improve Pregnanc NCT01068795 | HaEmek Medical Center, Israel | N/A |
| Completed | Pradaxa (Dabigatran Etexilate) 150 mg/q.d. in Patients With Moderate Renal Impairment After Hip or Knee Replac NCT00847301 | Boehringer Ingelheim | — |
| Withdrawn | A Cohort Study With 100 Subjects Having a Primary Total Knee Replacement, Taking Pradax Post Discharge for Ten NCT00868179 | Ross Leighton | Phase 4 |
| Completed | Standard Diagnostic Procedures With or Without Fludeoxyglucose F 18 Positron Emission Tomography in Finding Ca NCT00964275 | University Hospital, Brest | N/A |
| Completed | Pradaxa (Dabigatran Etexilate 220 mg/q.d. in the General Population After Hip or Knee Replacement Surgery NCT00846807 | Boehringer Ingelheim | — |
| Terminated | Study to Evaluate the Safety and Efficacy of Pradaxar for the Prevention of Venous Thromboembolism in the Mexi NCT00967447 | Boehringer Ingelheim | — |
| Completed | Biomarkers Related to Thrombosis in Patients With Newly Diagnosed Multiple Myeloma Receiving Chemotherapy NCT01132833 | UNC Lineberger Comprehensive Cancer Center | — |
| Completed | SALTO - Epidemiological Study on Compliance and Treatment Satisfaction NCT00911001 | Bayer | — |
| Completed | Applying Pharmacogenetic Algorithms to Individualize Dosing of Warfarin NCT00927862 | Intermountain Health Care, Inc. | Phase 2 / Phase 3 |
| Completed | A Phase 2b Study of DU-176b, Prevention of Venous Thromboembolism in Patients After Total Hip Arthroplasty NCT01203098 | Daiichi Sankyo Co., Ltd. | Phase 2 |
| Completed | Phase III Study Testing Efficacy & Safety of Oral Dabigatran Etexilate vs Warfarin for 6 m Treatment for Acute NCT00680186 | Boehringer Ingelheim | Phase 3 |
| Terminated | Tapered Warfarin or Interrupted Warfarin With Heparin Bridging for Pacemaker or Defibrillator Implantation NCT02094157 | McMaster University | Phase 3 |
| Terminated | Chemotherapy With or Without Dalteparin in Treating Patients With Metastatic Pancreatic Cancer NCT00662688 | GERCOR - Multidisciplinary Oncology Cooperative Group | Phase 3 |
| Completed | Special Drug Use Investigation for ARIXTRA® (Fondaparinux) Injection NCT01420809 | GlaxoSmithKline | — |
| Unknown | Dalteparin in Preventing Blood Clots in Patients With Lung Cancer NCT00519805 | Velindre NHS Trust | Phase 3 |
| Completed | The Clinical and Economic Impact of Pharmacogenomic Testing of Warfarin Therapy in Typical Community Practice NCT00830570 | Medco Health Solutions, Inc. | — |
| Completed | A Study to Assess the Safety of a Potential New Drug in Comparison to the Standard Practice of Dosing With War NCT00504556 | Daiichi Sankyo | Phase 2 |
| Completed | Self-management of Low Molecular Weight Heparin Therapy NCT00794560 | University Hospital, Basel, Switzerland | Phase 4 |
| Completed | Impact of Left Atrial Appendage Exclusion on Short-Term Clinical Outcomes and Long-Term Stroke Incidence NCT00486915 | London Health Sciences Centre | N/A |
| Terminated | Anticoagulation and Inferior Vena Cava Filters in Cancer Patients With a Venous Thromboembolism NCT00423683 | Northwell Health | Phase 3 |
| Completed | Fondaparinux in Preventing Blood Clots in Patients Undergoing Surgery for Gynecologic Cancer NCT00381888 | Masonic Cancer Center, University of Minnesota | Phase 2 |
| Completed | A Comparison of Certoparin and Unfractionated Heparin in the Prevention of Thromboembolic Events in Acutely Il NCT00451412 | Novartis | Phase 3 |
| Completed | Factor Xa Inhibitor for Prevention of Venous Thromboembolism in Patients Undergoing Elective Total Knee Replac NCT00408239 | Astellas Pharma Inc | Phase 2 |
| Completed | Incidence of Blood Clots in Patients Undergoing Chemotherapy for Solid Tumors NCT00433602 | European Organisation for Research and Treatment of Cancer - EORTC | — |
| Unknown | Thromboprophylaxis and Bariatric Surgery NCT00444652 | University Hospital, Strasbourg, France | Phase 4 |
| Unknown | Institutional Registry of Thromboembolic Disease NCT01372514 | Hospital Italiano de Buenos Aires | — |
| Completed | Aspirin and Statins for Prevention of Atherosclerosis and Arterial Thromboembolism in Systemic Lupus Erythemat NCT00371501 | Tuen Mun Hospital | Phase 4 |
| Completed | Factor Xa Inhibitor YM150 for the Prevention of Blood Clot Formation in Veins After Scheduled Hip Replacement NCT00353678 | Astellas Pharma Inc | Phase 2 |
| Completed | Factor Xa Inhibitor, PRT054021, Against Enoxaparin for the Prevention of Venous Thromboembolic Events (EXPERT) NCT00375609 | Portola Pharmaceuticals | Phase 2 |
| Completed | Secondary Prevention of Venous Thrombo Embolism (VTE). NCT00329238 | Boehringer Ingelheim | Phase 3 |
| Completed | Hip Fracture Study of GSK576428 (Fondaparinux Sodium) NCT00320424 | GlaxoSmithKline | Phase 3 |
| Completed | Efficacy and Safety of Dabigatran Compared to Warfarin for 6 Month Treatment of Acute Symptomatic Venous Throm NCT00291330 | Boehringer Ingelheim | Phase 3 |
| Completed | HTRS TE Registry (ThromboEmbolism Registry) NCT00266994 | Nationwide Children's Hospital | — |
| Terminated | Melagatran/Ximelagatran Versus Enoxaparin for the Prevention of Venous Thromboembolic Events NCT00206089 | AstraZeneca | Phase 3 |
| Completed | Anticoagulant After Implantation of Biological Aortic Valve Comparing With Aspirin NCT01452568 | Rigshospitalet, Denmark | Phase 4 |
| Completed | Risk Factors for Developing a Blood Clot in Patients Who Are Undergoing Cancer Treatment for Newly Diagnosed G NCT00253669 | Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins | — |
| Completed | Detecting Abnormal Blood Clotting in Patients With Metastatic Cancer Undergoing Surgery NCT00096590 | National Cancer Institute (NCI) | — |
| Completed | Dabigatran Etexilate vs Enoxaparin in Prevention of Venous Thromboembolism (VTE) Post Total Knee Replacement NCT00152971 | Boehringer Ingelheim | Phase 3 |
| Completed | RE-MODEL Dabigatran Etexilate 150mg or 220mg Once Daily (o.d.) Versus (v.s.) Enoxaparin 40mg o.d. for Preventi NCT00168805 | Boehringer Ingelheim | Phase 3 |
| Completed | Dabigatran Etexilate in Extended Venous Thromboembolism (VTE) Prevention After Hip Replacement Surgery NCT00168818 | Boehringer Ingelheim | Phase 3 |
| Completed | Safety Study of Stopping Thromboprophylaxis Based on Ultrasound Results After Total Knee Replacement NCT00362492 | University Hospital, Caen | Phase 4 |
| Completed | ARIXTRA Local Study For Registration In China. NCT00328939 | GlaxoSmithKline | Phase 3 |
| Completed | Clotting Genetic Variants, Hormones, and Venous Thrombosis NCT00094185 | University of Washington | — |
| Completed | A Comparison of Dalteparin and Tinzaparin for Prevention of Blood Clots in Hemodialysis Patients on Oral Antic NCT00260988 | Ottawa Hospital Research Institute | Phase 2 / Phase 3 |
| Completed | OASIS-6 : The Safety and Efficacy of Fondaparinux Versus Control Therapy in Patients With ST Segment Elevation NCT00064428 | GlaxoSmithKline | Phase 3 |
| Completed | Safety and Effectiveness of Two Blood Transfusion Strategies in Surgical Patients With Cardiovascular Disease NCT00071032 | Rutgers, The State University of New Jersey | Phase 3 |
| Completed | Michelangelo - Oasis 5 NCT00139815 | GlaxoSmithKline | Phase 3 |
| Terminated | Prophylaxis In Venous Thromboembolism In Primary Care, A Pilot Study NCT00655122 | Pfizer | Phase 4 |
| Completed | Gemcitabine With or Without Dalteparin in Treating Patients With Locally Advanced or Metastatic Pancreatic Can NCT00462852 | Hull University Teaching Hospitals NHS Trust | Phase 2 |
| Completed | ODiXahip - a Phase IIa Dose Escalating Proof of Principle Trial NCT00839826 | Bayer | Phase 2 |
| Terminated | Gemcitabine With or Without Dalteparin in Treating Patients With Unresectable or Metastatic Pancreatic Cancer NCT00031837 | Gary Morrow | Phase 3 |
| Completed | Epidemiology of Venous Thromboembolism NCT00041457 | Brigham and Women's Hospital | — |
| Completed | 12-h and 2-h Urokinase Regimes of Pulmonary Thromboembolism in China NCT00799968 | Beijing Chao Yang Hospital | Phase 4 |
| Completed | Low Dosage of rt-PA in the Treatment of Pulmonary Thromboembolism in China NCT00781378 | Beijing Chao Yang Hospital | Phase 4 |
| Completed | Nadroparin for the Initial Treatment of Pulmonary Thromboembolism NCT00796692 | Beijing Chao Yang Hospital | Phase 4 |
| Completed | A Study to Evaluate the Efficacy and Safety of Fondaparinux Sodium When Used With Intermittent Pneumatic Compr NCT00038961 | GlaxoSmithKline | Phase 3 |
| Completed | Risk Factors for Venous Thromboembolism in the Community NCT00011180 | Mayo Clinic | — |
| Completed | Combination Chemotherapy Plus Warfarin in Treating Patients With Prostate Cancer NCT00014352 | Memorial Sloan Kettering Cancer Center | Phase 2 |
| Completed | Flavopiridol in Treating Patients With Recurrent or Metastatic Head and Neck Cancer NCT00020189 | National Cancer Institute (NCI) | Phase 2 |
| Completed | Warfarin in Preventing Blood Clots in Cancer Patients With Central Venous Catheters NCT00024297 | Cancer Research Campaign Clinical Trials Centre | N/A |
| Completed | Comparison of Patient Outcomes Using Different Delivery Models of Anticoagulation Care NCT00205400 | University of Wisconsin, Madison | N/A |
| Completed | Prevention of Recurrent Venous Thromboembolism (PREVENT) NCT00000614 | National Heart, Lung, and Blood Institute (NHLBI) | Phase 3 |
| 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 | Heparin or Enoxaparin in Patients With Cancer NCT00004875 | Northwestern University | — |
| 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 |