Orthostatic Intolerance: all 64 studies

Page 1 of 1. Open to participants first (12), then studies with results posted, then the rest; newest registration first within each.

• Guanfacine and Cromolyn Sodium for POTS: The DBPOTS TrialNot yet recruitingNCT07757555Early Phase 1
• Effects of Breathing Retraining Exercises in Pregnant Females With Postural Orthostatic Tachycardia Syndrome.RecruitingNCT07579026Not applicable
• Association Between Sarcopenia, Fatigue and Orthostatic Intolerance in Geriatric Patients: A Case Control StudyNot yet recruitingNCT07564830
• The STAND-UP StudyRecruitingNCT07195903Not applicable
• Effects of Age, Sex and Isometric Exercise on Ventricular-Vascular Interactions During Cardiac UnloadingRecruitingNCT06939153Not applicable
• LIFT: Life Improvement TrialRecruitingNCT06366724Phase 2
• Autonomic Dysfunction in Patients Following Bariatric Surgery: The ADiPOSE StudyRecruitingNCT06289413
• Continuous and Non-invasive Measurements by Task Force® CORE/CARDIO in Autonomic Function Testing (AFT)Not yet recruitingNCT05977335
• Postural Sway and Counterpressure Maneuvers for Pediatric SyncopeRecruitingNCT05633693Not applicable
• Paediatric Syncope in the Emergency DepartmentRecruitingNCT05555771Not applicable
• The Effect of Physical Activity on Postural Orthostatic Tachycardia SyndromeRecruitingNCT05554107Not applicable
• Hypercapnia and Orthostatic Tolerance in Postural Orthostatic Tachycardia SyndromeRecruitingNCT04271878Not applicable
• Orthostatic Intolerance After Bariatric SurgeryTerminatedNCT03808740Phase 1Results posted
• Hemodynamic Response of Neuropathic And Non-Neuropathic POTS Patients To Adrenoreceptor Agonist And AntagonistTerminatedNCT03070730Phase 1/2Results posted
• Dietary Sodium's Effect on Urinary Sodium and Dopamine Excretion in Patients With Postural Tachycardia SyndromeCompletedNCT01563107Not applicableResults posted
• Dietary Salt in Postural Tachycardia SyndromeCompletedNCT01547117Not applicableResults posted
• Sex Hormones and Orthostatic ToleranceCompletedNCT01153581Phase 2Results posted
• The Renin-Aldosterone Axis in Postural Tachycardia SyndromeCompletedNCT00962949Phase 1Results posted
• Effect of Exercise in OICompletedNCT00770484Not applicableResults posted
• Peripheral Dopamine in Postural Tachycardia SyndromeCompletedNCT00685919Phase 2/3Results posted
• Treatment of Orthostatic HypotensionTerminatedNCT00581477Phase 2/3Results posted
• Adverse Events During Physical Therapy in Neurocritical ICU PatientsActive, not recruitingNCT07901140
• Study of Natriuretic Peptide Receptor 1 (NPR1) Antagonist in Adult Patients With Postural Orthostatic Tachycardia Syndrome (POTS)CompletedNCT06593600Phase 2
• POTS-CFS Study: Orthostatic Intolerance in the Context of Pediatric ME/CFSCompletedNCT06054958
• Long COVID Immune ProfilingActive, not recruitingNCT06027255
• Influence of RIC on the Orthostatic Competence of the MicrocirculationActive, not recruitingNCT05990907Not applicable
• Effect of Stellate Ganglion Block on ME/CFSCompletedNCT05664711Phase 1
• The Effects of Medication Induced Blood Pressure Reduction on Cerebral Hemodynamics in Hypertensive Frail ElderlyCompletedNCT05529147
• Melatonin and Zinc Administration on Cardinal Symptoms in Myalgic Encephalomyelitis/Chronic Fatigue SyndromeStatus unknownNCT05454683Not applicable
• Technology Assisted Solutions for the Recognition of Objective Physiological Indicators of Post-Coronavirus-19 FatigueCompletedNCT05027724
• Orthostatic Intolerance and Hypotension After Administration of Morphine in Patients Prior to Hip or Knee ArthroplastyStatus unknownNCT04902222
• Pathophysiologic Hemodynamics After Primary Unilateral Total Hip Arthroplasty in Patients Receiving ACEIs and ARBsStatus unknownNCT04842058
• Physical Activity as a Complementary Treatment in POTSWithdrawnNCT04702217Not applicable
• Long-term Effects of Transcutaneous Vagal Nerve Stimulation on Postural Orthostatic Tachycardia Syndrome (POTS)Status unknownNCT04632134Not applicable
• Postoperative Incidence of Orthostatic Intolerance and Hypotension in Primary Unicompartmental Knee Arthroplasty (UKA)Status unknownNCT04195360
• Lower Body Muscle Pre-activation in Initial Orthostatic HypotensionStatus unknownNCT03970551Not applicable
• Pathophysiologic Hemodynamics After Primary Unilateral Total Hip Arthroplasty (THA)Status unknownNCT03759574
• Postoperative Orthostatic Intolerance and Hypotension in Unilateral TKACompletedNCT03743116
• Cardiovascular Effects of Exercise in Patients With Parkinson's DiseaseActive, not recruitingNCT03343574Not applicable
• Cardiovagal Baroreflex Deficits Impair Neurovascular Coupling and Cognition in POTSCompletedNCT03261570Early Phase 1
• Vitamin D Deficiency and DysautonomiaCompletedNCT03032328Not applicable
• Reducing Orthostatic Intolerance With Oral Rehydration in Myalgic Encephalomyelitis/Chronic Fatigue Syndrome PatientsStatus unknownNCT02854683Phase 1
• Autoimmune Basis for Postural Tachycardia SyndromeActive, not recruitingNCT02725060Not applicable
• Northera Improves Postural Tachycardia Syndrome (POTS) and Postural Vasovagal Syncope (VVS)TerminatedNCT02558972Phase 2
• Effect of Methylprednisolone on Orthostatic Intolerance and Heart Rate Variability in Hip-arthroplasty PatientsCompletedNCT02445898Phase 2/3
• Treatment of Orthostatic Intolerance in Patients With Parkinson's Disease Using MidodrineStatus unknownNCT02365012Not applicable
• Assessment of Antibodies and Inflammatory Markers in Postural Tachycardia SyndromeActive, not recruitingNCT02196376
• EEG Characteristics in Youth POTS and/or SyncopeCompletedNCT02167412
• Modafinil and Cognitive Function in POTSActive, not recruitingNCT01988883Early Phase 1
• Mechanisms of Vasovagal SyncopeCompletedNCT01791816Early Phase 1
• Aldosterone & Sodium Regulation in Postural Tachycardia Syndrome - ScreeningActive, not recruitingNCT01783288Not applicable
• High Sodium Diet and External Abdominal Compression in POTSTerminatedNCT01771484Phase 1
• Efficacy of Midodrine for the Prevention of Orthostatic Hypotension During Early Mobilization After Fast-track Hip ArthroplastyCompletedNCT01707953Phase 3
• Blood Pressure and Brain Blood Flow Regulation After Midodrine Administration in Those With Spinal Cord InjuryCompletedNCT01498809
• Local Vasoconstriction in Postural Tachycardia SyndromeCompletedNCT01210430Early Phase 1
• Intravenous (IV) Saline and Exercise in Postural Tachycardia Syndrome (POTS)Active, not recruitingNCT01000350Not applicable
• Breathing Device in Postural Orthostatic Tachycardia Syndrome (POTS)Active, not recruitingNCT00962728Not applicable
• The Pathophysiology of Orthostatic HypotensionCompletedNCT00748059Phase 1
• Sleep Actigraphy in Postural Tachycardia Syndrome (POTS)Active, not recruitingNCT00692471
• Pathophysiology of Orthostatic IntoleranceActive, not recruitingNCT00608725Not applicable
• Acute Salt Handling in Orthostatic IntoleranceActive, not recruitingNCT00581633Not applicable
• Autonomic Nervous System and Chronic Fatigue SyndromeCompletedNCT00580619Phase 1
• Non-Pharmacologic Therapy for Neurocardiogenic SyncopeCompletedNCT00096902Phase 2
• Propranolol to Treat Fainting Due to Sympathoadrenal ImbalanceCompletedNCT00060866Phase 4

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