| Not Yet Recruiting | Fainting Detection And Early Warning In Syncope Evaluation Study (ARISE) NCT07502599 | Boston Scientific Corporation | — |
| Not Yet Recruiting | Orthostatic And Postprandial Hypotension In Hospitalized Older Adults (HOPE65) NCT07485998 | University Medical Centre Ljubljana | — |
| Not Yet Recruiting | Research, Development, and Application of Intelligent Diagnostic System for Orthostatic Hypotension NCT07309666 | Xuanwu Hospital, Beijing | — |
| Recruiting | Autonomic Regulation of Blood Pressure and Heart Rate During Orthostasis and Exercise in Healthy and Hypertens NCT07482462 | University Medical Centre Ljubljana | — |
| Not Yet Recruiting | Deciphering the Mechanisms of Central BP Regulation in Patients With PD Associated With Orthostatic Hypotensio NCT07139756 | Centre Hospitalier Universitaire Vaudois | — |
| Completed | Evaluation of the Contribution of Lower Limb and/or Abdominal Compression on Orthostatic Hypotension NCT06694688 | Gérond'if | N/A |
| Recruiting | The Value of Near-infrared Spectroscopy and Blood Pressure Measurements in Estimating Future Fall Risk in Olde NCT06714565 | Academisch Medisch Centrum - Universiteit van Amsterdam (AMC-UvA) | — |
| Recruiting | POLish Registry of CArdioneuroablation and CArdioneuromodulation NCT07196397 | SABAMED Medical Center Ltd. | — |
| Recruiting | SalT Supplementation in Older Adults With Orthostatic Intolerance Disorders NCT06188663 | University of Galway | Phase 2 |
| Active Not Recruiting | Frequency of Orthostatic Hypotension in Patients Who Underwent Colonoscopy NCT06439498 | Ankara University | — |
| Completed | Assessment of the Mechanism of Non-cardiac Syncope NCT05728255 | Istituto Auxologico Italiano | — |
| Unknown | The Effect of Rehabilitation Training on Orthostatic Hypotension in Parkinson's Patients NCT06328335 | Copka Sonpashan | N/A |
| Unknown | The Effect of Rehabilitation Training on Orthostatic Hypotension in Parkinson's Patients NCT06255717 | Zeng Changhao | N/A |
| Unknown | Efficacy, Safety and Response Predictors of Adjuvant Astragalus for Cognition in Orthostatic Hypotension NCT05647473 | Fujian Medical University Union Hospital | Phase 2 |
| Unknown | A Novel Device for the Treatment of Postural Hypotension - a Signal of Effectiveness Study. NCT06039410 | Isotech Ltd | N/A |
| Recruiting | Spinal Cord Transcutaneous Stimulation Effect on Blood Pressure in Acute Spinal Cord Injury (SCI) NCT05731986 | Kessler Foundation | N/A |
| Recruiting | Non-invasive Spinal Cord Stimulation for Recovery of Autonomic Function After Spinal Cord Injury NCT05369520 | University of British Columbia | N/A |
| Unknown | ARC Therapy to Restore Hemodynamic Stability and Trunk Control in People With Spinal Cord Injury NCT05941819 | ONWARD Medical, Inc. | N/A |
| Recruiting | The Effect of Water Carbonation on Orthostatic Tolerance NCT05621460 | Simon Fraser University | N/A |
| Recruiting | Autonomic Effects of Spinal Cord Stimulation in Spinal Cord Injury NCT05960448 | James J. Peters Veterans Affairs Medical Center | N/A |
| Recruiting | The Effect of Transcutaneous Stimulation on Blood Pressure in Spinal Cord Injury (SCI) NCT05725499 | Kessler Foundation | N/A |
| Completed | Effect of Pharmacological Interventions on Systolic Blood Pressure Drops (SynABPM 2 Proof-of-concept) NCT05729724 | Istituto Auxologico Italiano | — |
| Completed | The Effects of Medication Induced Blood Pressure Reduction on Cerebral Hemodynamics in Hypertensive Frail Elde NCT05529147 | Radboud University Medical Center | — |
| Completed | Effect of Levodopa on Cardiovascular Autonomic Function in Parkinson's Disease NCT05487300 | University of Utah | Phase 2 / Phase 3 |
| Completed | Effective Volemia in Older Adults With Orthostatic Hypotension NCT05304806 | Assistance Publique - Hôpitaux de Paris | — |
| Completed | Effects of Blueberries in Older Adults NCT05358210 | Beth Israel Deaconess Medical Center | N/A |
| Completed | Spinal Cord Stimulation for Orthostatic Hypotension NCT05230147 | Federal State Budgetary Institution, V. A. Almazov Federal North-West Medical Research Centre, of the Ministry of Health | N/A |
| Recruiting | Hypercapnia in Orthostatic Hypotension NCT05295810 | University of Calgary | N/A |
| Withdrawn | Hemodynamic Effects of Aquatic vs. Land Exercise in Patients With Orthostatic Hypotension NCT04399486 | University of Texas at Austin | N/A |
| Unknown | Heart Rate Variability and Its Association With Symptom of Orthostatic Hypotension in Spinal Cord Injury NCT05982652 | Pusan National University Yangsan Hospital | — |
| Recruiting | Blood Pressure Effects on Cognition and Brain Blood Flow in PD NCT05400174 | University of California, San Diego | N/A |
| Completed | Hemodynamic Effects During Land vs Water Exercise for Older Adults With Orthostatic Hypotension NCT05233865 | University of Texas at Austin | N/A |
| Unknown | Orthostatic Intolerance and Hypotension After Administration of Morphine in Patients Prior to Hip or Knee Arth NCT04902222 | Copenhagen University Hospital, Hvidovre | — |
| Unknown | Pathophysiologic Hemodynamics After Primary Unilateral Total Hip Arthroplasty in Patients Receiving ACEIs and NCT04842058 | Hvidovre University Hospital | — |
| Recruiting | Deciphering Preserved Autonomic Function After Spinal Cord Injury NCT04493372 | Mayo Clinic | N/A |
| Unknown | RaGuS Trial by Postoperative Patients NCT04440085 | Bürgerspital Solothurn | Phase 4 |
| Completed | The Exercise Response to Pharmacologic Cholinergic Stimulation in Myalgic Encephalomyelitis / Chronic Fatigue NCT03674541 | Brigham and Women's Hospital | Phase 2 |
| Completed | Advancing Understanding of Transportation Options NCT04141891 | University of Colorado, Denver | N/A |
| Unknown | Postoperative Incidence of Orthostatic Intolerance and Hypotension in Primary Unicompartmental Knee Arthroplas NCT04195360 | Copenhagen University Hospital, Hvidovre | — |
| Completed | Data Collection - Of Syncope Tilt Table Testing Study NCT03721393 | Boston Scientific Corporation | — |
| Active Not Recruiting | Speed of Robotic Leg Movements and Orthostatic Hypotension in Subacute SCI NCT04029974 | Methodist Rehabilitation Center | N/A |
| Unknown | Pathophysiologic Hemodynamics After Primary Unilateral Total Hip Arthroplasty (THA) NCT03759574 | Hvidovre University Hospital | — |
| Completed | Lundbeck TOMs Orthostatic Hypotension NCT04510922 | Alberto Espay, MD, MSc | Phase 4 |
| Completed | Postoperative Orthostatic Intolerance and Hypotension in Unilateral TKA NCT03743116 | Hvidovre University Hospital | — |
| Unknown | Sarcopenia and Orthostatic Hypotension NCT03732716 | Sisli Hamidiye Etfal Training and Research Hospital | — |
| Completed | RAAS and Arterial Stiffness in SCI NCT04510974 | James J. Peters Veterans Affairs Medical Center | — |
| Recruiting | Automated Abdominal Binder for Orthostatic Hypotension NCT03482297 | Vanderbilt University Medical Center | Phase 1 / Phase 2 |
| Unknown | Cardiovascular Effects of Exercise in Patients With Parkinson's Disease NCT03343574 | Faizan Ahmed | N/A |
| Completed | TD-9855 Phase 2 in Neurogenic Orthostatic Hypotension (nOH) NCT02705755 | Theravance Biopharma | Phase 2 |
| Completed | Treatment of Post-SCI Hypotension NCT02919917 | James J. Peters Veterans Affairs Medical Center | Phase 2 / Phase 3 |
| Completed | Evaluation of the ORTHO-LBNP System NCT03354234 | Military Institute of Aviation Medicine | N/A |
| Completed | Screening for the Transthyretin-Related Familial Amyloidotic Polyneuropathy (TTR FAP) NCT01705626 | CENTOGENE GmbH Rostock | — |
| Recruiting | Effects of Midodrine and Droxidopa on Splanchnic Capacitance in Autonomic Failure NCT02897063 | Vanderbilt University Medical Center | Phase 1 |
| Completed | Dawn Simulation and Postural Hypotension NCT02632318 | VA Palo Alto Health Care System | Phase 4 |
| Active Not Recruiting | Reduction in Splanchnic Capacitance Contributes to Sympathetically Dependent Hypertension in Autonomic NCT02726711 | Vanderbilt University | Phase 1 |
| Completed | Suspension Syndrome NCT02726776 | Institute of Mountain Emergency Medicine | N/A |
| Withdrawn | Insulin Therapy and Falls Due to Orthostatic Hypotension NCT01914146 | University of British Columbia | N/A |
| Recruiting | Hemodynamic Mechanisms of Abdominal Compression in the Treatment of Orthostatic Hypotension in Autonomic Failu NCT02429557 | Vanderbilt University Medical Center | Phase 1 |
| Unknown | Evaluation of the Effect of Hydration About Orthostatic Hypotension in the Elderly. Difference With Venous Com NCT02179216 | Central Hospital, Nancy, France | N/A |
| Terminated | An Open Label Trial to Decrease Signs and Symptoms of Orthostatic Hypotension Using Midodrine or Intravenous F NCT02154243 | Hospital for Special Surgery, New York | N/A |
| Completed | Transcranial Electrical Stimulation for Management of Orthostatic Instability in Acute Cervical Spinal Cord In NCT01874782 | University of British Columbia | Phase 2 |
| Terminated | Phase 3 Study to Evaluate the Efficacy and Safety of Droxidopa on Orthostatic Hypotension Treatment in Hemodia NCT01612078 | TSH Biopharm Corporation Limited | Phase 3 |
| Completed | Tilt-Table Study of the Clinical Efficacy of Midodrine in Symptomatic Orthostatic Hypotension NCT01518946 | Shire | Phase 4 |
| Completed | Vitamin K Status and Markers of Vascular Function in Patients With and Without Postural Hypotension NCT02505282 | University of Dundee | — |
| Unknown | Assessment of Hand-grip in the Prevention of Postural Orthostatic Hypotension NCT01521221 | Tel-Aviv Sourasky Medical Center | Phase 1 |
| Completed | Prevention of Orthostatic Hypotension With Electric Stimulation in Persons With Acute SCI NCT01891110 | Swiss Paraplegic Research, Nottwil | N/A |
| Enrolling By Invitation | Droxidopa / Pyridostigmine in Orthostatic Hypotension NCT01370512 | Mayo Clinic | Phase 2 |
| Completed | Orthostatic Hypotension Treatment on Rehab Unit NCT01030874 | VA Office of Research and Development | N/A |
| Completed | Norepinephrine Transporter Blockade as a Pathological Biomarker in Neurogenic Orthostatic Hypotension NCT01316666 | Vanderbilt University Medical Center | — |
| Withdrawn | Breathing Device for Orthostatic Hypotension (OH) NCT00962884 | Alfredo Gamboa | N/A |
| Completed | Orthostatic Hypotension in Elderly Nursing Home Residents NCT01362751 | Medical Research Foundation, The Netherlands | — |
| Completed | Abdominal Compression in Orthostatic Hypotension NCT01223391 | Mayo Clinic | N/A |
| Completed | Trial Comparing Low Dose and High Dose Steroids in Patients Undergoing Colorectal Surgery NCT01559675 | Cedars-Sinai Medical Center | N/A |
| Terminated | Study To Assess The Clinical Benefit Of Droxidopa In Subjects With Chronic Fatigue Syndrome NCT00977171 | Chelsea Therapeutics | Phase 2 |
| Completed | A Two Part Study (306A/306B) to Assess Droxidopa in Treatment of NOH in Patients With Parkinson's Disease NCT01176240 | Chelsea Therapeutics | Phase 3 |
| Completed | Safety and Efficacy of L-NAME and Midodrine to Increase MAP NCT00835224 | US Department of Veterans Affairs | Phase 2 |
| Completed | Orthostatic Hypotension and Diabetes Mellitus NCT00807976 | Medical Research Foundation, The Netherlands | — |
| Completed | Home-Based Walking Study in Older Adults With Type 2 Diabetes NCT00824330 | University of British Columbia | N/A |
| Active Not Recruiting | Water and the Gastropressor Response - Diurnal Variability NCT00581373 | Satish R. Raj | N/A |
| Unknown | Is Orthostatic Hypotension Associated With Nondipping Hypertension NCT00491231 | Sheba Medical Center | — |
| Completed | A Dose Response Trial Using 5 and 10 Mg of Midodrine Hydrochloride NCT00426842 | James J. Peters Veterans Affairs Medical Center | Phase 2 |
| Unknown | Orthostatic Hypotension in Children With Acute Febrile Illness NCT00452712 | Assaf-Harofeh Medical Center | — |
| Active Not Recruiting | Water and the Gastropressor Response - Tachyphylaxis NCT00580996 | Satish R. Raj | N/A |
| Completed | A Study of Blood Pressure and Blood Supply to the Brain in Persons With a Spinal Cord Injury. NCT00248807 | VA Office of Research and Development | N/A |
| Completed | Efficacy of Therapeutic Interventions for Orthostatic Hypotension in Parkinson's Disease and Multiple System A NCT00103597 | Royal Brisbane and Women's Hospital | Phase 1 |
| Terminated | Impedance Threshold Device Tilt Study NCT00137319 | United States Army Institute of Surgical Research | N/A |
| Terminated | Treatment of Orthostatic Hypotension NCT00581477 | Vanderbilt University | Phase 2 / Phase 3 |
| Completed | Treatment of Orthostatic Hypotension in Autonomic Failure NCT00223691 | Vanderbilt University | Phase 1 |
| Completed | Phase II Study of Midodrine for Neurogenic Orthostatic Hypotension NCT00004268 | National Center for Research Resources (NCRR) | Phase 2 |
| Completed | Droxidopa in Treating Patients With Neurogenic Hypotension NCT00004478 | Icahn School of Medicine at Mount Sinai | N/A |
| Completed | The Pathophysiology of Orthostatic Hypotension NCT00748059 | Vanderbilt University Medical Center | Phase 1 |