Testing effectiveness (Phase 2)Active Not RecruitingNCT00262470What this trial is testingTreatment of Orthostatic IntoleranceWho this might be right forTachycardiaChronic Orthostatic Intolerance Satish R. Raj 150
Very early researchStudy completedNCT01210430What this trial is testingLocal Vasoconstriction in Postural Tachycardia SyndromeWho this might be right forPostural Tachycardia Syndrome New York Medical College 74
Not applicableNot Yet RecruitingNCT05618067What this trial is testingThe Impact of Improved Vagal Function on Periaqueductal Gray ConnectivityWho this might be right forPostural Tachycardia Syndrome Virginia Commonwealth University 12
Not applicableStudy completedNCT05630040What this trial is testingVNS for Long-COVID-19Who this might be right forPost-COVID-19 SyndromePostural Tachycardia SyndromeDysautonomia Icahn School of Medicine at Mount Sinai 40
Not applicableUnknownNCT05923840What this trial is testingChemoreflex and Baroreflex Alterations Causing Postural Tachycardia Syndrome With Orthostatic Hyperpnea and HypocapniaWho this might be right forPostural Orthostatic Tachycardia SyndromeHypocapniaHyperventilation New York Medical College 30
Testing effectiveness (Phase 2)UnknownNCT00865917What this trial is testingCardiovascular Effects of Selective I(f)-Channel BlockadeWho this might be right forPostural Orthostatic Tachycardia Syndrome Hannover Medical School 40
Very early researchNot Yet RecruitingNCT07757555What this trial is testingGuanfacine and Cromolyn Sodium for POTS: The DBPOTS TrialWho this might be right forPostural Orthostatic Tachycardia Syndrome (POTS)DysautonomiaOrthostatic Intolerance+1 more Johns Hopkins University 25
Not applicableActive Not RecruitingNCT04137757What this trial is testingFMRI in Postural Tachycardia SyndromeWho this might be right forPostural Tachycardia Syndrome Milton S. Hershey Medical Center 21
Not applicableActive Not RecruitingNCT00962728What this trial is testingBreathing Device in Postural Orthostatic Tachycardia Syndrome (POTS)Who this might be right forPostural Tachycardia SyndromePostural Orthostatic Tachycardia Syndrome Alfredo Gamboa 30
Not applicableUnknownNCT05409651What this trial is testingPhenotyping Mitochondrial and Immune Dysfunction in POTS With Targeted Clinical Intervention.Who this might be right forPostural Tachycardia Syndrome University of California, San Diego 25
Not applicableStudy completedNCT05454137What this trial is testingA Shared Medical Appointment Intervention for Quality of Life Improvement in POTSWho this might be right forPostural Orthostatic Tachycardia Syndrome University of Arizona 10
Not applicableActive Not RecruitingNCT00608725What this trial is testingPathophysiology of Orthostatic IntoleranceWho this might be right forTachycardiaPostural Orthostatic Tachycardia Syndrome Satish R. Raj 260
Not applicableStudy completedNCT02329548What this trial is testingQualitative Sweat Distribution During Tilt Table ProcedureWho this might be right forPostural Tachycardia SyndromeSyncopeAnxiety Nationwide Children's Hospital 95
Early research (Phase 1)Study completedNCT00962949What this trial is testingThe Renin-Aldosterone Axis in Postural Tachycardia SyndromeWho this might be right forPostural Orthostatic Tachycardia Syndrome (POTS) Vanderbilt University Medical Center 28
Early research (Phase 1)UnknownNCT02854683What this trial is testingReducing Orthostatic Intolerance With Oral Rehydration in Myalgic Encephalomyelitis/Chronic Fatigue Syndrome PatientsWho this might be right forChronic Fatigue SyndromeMyalgic EncephalomyelitisSystemic Exertion Intolerance Disease (SEID)+2 more New York Medical College 45
Not applicableLooking for participantsNCT07196397What this trial is testingPOLish Registry of CArdioneuroablation and CArdioneuromodulationWho this might be right forVasovagal Syndrome VVSCardioinhibitory Carotid Sinus Syndrome CSSSymptomatic Sinus Bradycardia SB or Atrioventricular Block AV+9 more SABAMED Medical Center Ltd. 1,000
Testing effectiveness (Phase 2)Not Yet RecruitingNCT07585513What this trial is testingBeta-3 Enhanced Autonomic Therapy for POTSWho this might be right forPostural Orthostatic Tachycardia Syndrome (POTS) Cedars-Sinai Medical Center 36
Testing effectiveness (Phase 2)Study completedNCT03674541What this trial is testingThe Exercise Response to Pharmacologic Cholinergic Stimulation in Myalgic Encephalomyelitis / Chronic Fatigue SyndromeWho this might be right forMyalgic Encephalomyelitis/Chronic Fatigue SyndromeChronic Fatigue SyndromeMyalgic Encephalomyelitis+6 more Brigham and Women's Hospital 45
Testing effectiveness (Phase 2)Ended earlyNCT01978535What this trial is testingIron Sucrose in Adolescents With Iron Deficiency and Postural Orthostatic Tachycardia Syndrome (POTS)Who this might be right forPostural Orthostatic Tachycardia Syndrome Mayo Clinic 3
Not applicableLooking for participantsNCT05107635What this trial is testingInappropriate Sinus Tachycardia RegistryWho this might be right forInappropriate Sinus TachycardiaPostural Tachycardia Syndrome AtriCure, Inc. 500