| Recruiting | A Study to Assess the Real-World Effectiveness of Mavacamten in Adult Patients With Obstructive Hypertrophic C NCT07361289 | Bristol-Myers Squibb | — |
| Terminated | Effect of Personalized Accelerated Pacing in Symptomatic Patients With Non-Obstructive Hypertrophic Cardiomyop NCT06775886 | Montefiore Medical Center | N/A |
| Recruiting | A Clinical Study to Evaluate the Long-term Safety of HRS-1893 in Hypertrophic Cardiomyopathy NCT07021963 | Shandong Suncadia Medicine Co., Ltd. | Phase 2 |
| Completed | A Trial of HRS-1893 in Healthy Volunteers NCT07033455 | Atridia Pty Ltd. | EARLY_Phase 1 |
| Recruiting | VIZ ACCESS HCM - Multi-Site Registry NCT07103057 | Viz.ai, Inc. | — |
| Not Yet Recruiting | Evaluation of the Efficacy and Safety of Wearable ECG (AT-Patch) in Patients With Hypertrophic Cardiomyopathy NCT06873828 | Yonsei University | Phase 3 |
| Completed | Safety and Pharmacokinetics Study of HRS-1893 Tablets in Healthy Subjects and Those With Impaired Kidney Funct NCT06775834 | Shandong Suncadia Medicine Co., Ltd. | Phase 1 |
| Terminated | NHLBI SESAME (SEptal Scoring Along Midline Endocardium) Early Feasibility Study NCT06269640 | National Heart, Lung, and Blood Institute (NHLBI) | N/A |
| Recruiting | Comparison of the Effects of Inspiratory Muscle Training and Baduanjin Exercises in Hypertrophic Cardiomyopath NCT06490250 | Istanbul University - Cerrahpasa | N/A |
| Recruiting | Institutional Registry of Rare Diseases NCT06573723 | Hospital Italiano de Buenos Aires | — |
| Enrolling By Invitation | Hypertrophic Cardiomyopathy Federated Learning Implementation Platform NCT06461468 | American Heart Association | — |
| Active Not Recruiting | A Study of Artificial Intelligence ECG With ECG Devices to Detect Hypertrophic Cardiomyopathy Distinct From At NCT06290570 | Mayo Clinic | — |
| Recruiting | Assessment of Cardiac Function, Microvascular Function and Cardiac Perfusion in Different Disease Stages of Hy NCT06400524 | Amsterdam UMC, location VUmc | — |
| Active Not Recruiting | A Retrospective Cohort Study of Mavacamten Patient Support Program in Canada NCT06549608 | Bristol-Myers Squibb | — |
| Active Not Recruiting | A Study of EDG-7500 in Adults With Hypertrophic Cardiomyopathy (CIRRUS-HCM) NCT06347159 | Edgewise Therapeutics, Inc. | Phase 2 |
| Unknown | Echocardiography-guided Percutaneous Septal Radiofrequency Ablation for Obstructive HCM After Alcohol Septal A NCT06496633 | Xijing Hospital | — |
| Recruiting | Austrian Hypertrophic Cardiomyopathy Registry NCT06368518 | Medical University of Graz | — |
| Unknown | A Trial of HS-10511 in Healthy Subjects NCT06210607 | Jiangsu Hansoh Pharmaceutical Co., Ltd. | Phase 1 |
| Completed | Pilot Study of Hypertrophic Cardiomyopathy & Implantable Cardioverter Defibrillator Assessment: (Subcutaneous NCT05938283 | Barts & The London NHS Trust | N/A |
| Unknown | Diagnosis of HCM With AI-ECG NCT06287892 | Shanghai Zhongshan Hospital | — |
| Completed | A Study to Assess Health-Related Quality of Life in Patients With Hypertrophic Cardiomyopathy in Japan NCT06181617 | Bristol-Myers Squibb | — |
| Recruiting | Mavacamten Pregnancy Surveillance Program NCT05939700 | Bristol-Myers Squibb | — |
| Unknown | Screening Patients With Fabry Disease in Patients With Hypertrophic Cardiomyopathy or Left Ventricular Hypertr NCT06169358 | Qilu Hospital of Shandong University | — |
| Unknown | Impact of Liwen Procedure in Obstructive Hypertrophic Cardiomyopathy on Arrhythmias NCT06031519 | Xijing Hospital | — |
| Recruiting | Multi-center, Open-label, Single-ascending Dose Study of Safety and Tolerability of TN-201 in Adults With Symp NCT05836259 | Tenaya Therapeutics | Phase 1 / Phase 2 |
| Unknown | Machine Learning Approach Based on Echocardiographic Data to Improve Prediction of Cardiovascular Events in Hy NCT06256913 | Pr. Nicolas GIRERD | — |
| Recruiting | Cardiomyopathies and Heart Muscle Diseases: Cardiac Imaging in the Evaluation of Myocardial Fibrosis Transitio NCT06409585 | University of Edinburgh | — |
| Recruiting | Cardiovascular Multimodality Imaging Study NCT06610019 | Montefiore Medical Center | — |
| Recruiting | The SMARTER Cardiomyopathy Study NCT05750147 | Imperial College London | — |
| Recruiting | Exercise Intolerance in Non-obstructive Hypertrophic Cardiomyopathy NCT05818605 | University of California, San Francisco | N/A |
| Recruiting | Taiwan Registry of Hypertrophic Cardiomyopathy (THIC) Research Synopsis NCT06381778 | Far Eastern Memorial Hospital | — |
| Unknown | Renal Denervation in Hypertrophic Cardiomyopathy NCT05577208 | Adolfo Fontenla | N/A |
| Recruiting | Use of SGLT2i in noHCM With HFpEF NCT06401343 | China National Center for Cardiovascular Diseases | Phase 4 |
| Unknown | Association of Obesity and Cardiovascular Outcomes in Hypertrophic Cardiomyopathy NCT05645939 | Ajou University School of Medicine | — |
| Active Not Recruiting | Empagliflozin in Hypertrophic Cardiomyopathy NCT05182658 | National Institute of Cardiology, Warsaw, Poland | Phase 3 |
| Unknown | Exercise Oxygen Kinetic and Cardiac Output in Hypertrophic Cardiomyopathy NCT05754489 | Centro Cardiologico Monzino | — |
| Completed | Anesthetic Management for TA-BSM in HOCM NCT06397092 | Tongji Hospital | — |
| Active Not Recruiting | Electromechanically Optimised Right Ventricular Pacing In Hypertrophic Cardiomyopathy (EMORI-HCM) NCT05257772 | Imperial College London | N/A |
| Completed | Viz HCM (ECG Assist) Utilization Workflow Pilot NCT06600256 | Viz.ai, Inc. | — |
| Withdrawn | Comparison of Squat-to-Stand Maneuver With Amyl Nitrite, Valsalva, and Exercise Stress Echocardiography in Ind NCT04905173 | Mayo Clinic | N/A |
| Completed | Study Evaluating the Pharmacokinetics of Mavacamten in Healthy Adult Chinese Subjects NCT05135871 | LianBio LLC | Phase 1 |
| Recruiting | Surgical Septal Myectomy vs Percutaneous Transluminal Alcohol Septal Ablation in Patients With Hypertrophic Ob NCT04684290 | St. Antonius Hospital | N/A |
| Terminated | Paced Dyssynchrony and Myocardial Perfusion IN apiCal Hcm NCT04231032 | Barts & The London NHS Trust | N/A |
| Recruiting | Stress Echo 2030: the Novel ABCDE-(FGLPR) Protocol to Define the Future of Imaging NCT05081115 | Fatebenefratelli Hospital | — |
| Enrolling By Invitation | Hypertrophic Cardiomyopathy Registry, Biobank and Imaging Data Repository NCT05100420 | Montreal Heart Institute | — |
| Completed | Healthy-related Quality of Life and Physical Activity of Children With Cardiac Malformations NCT04712136 | University Hospital, Montpellier | N/A |
| Unknown | Role of Perhexiline in Hypertrophic Cardiomyopathy NCT04426578 | Flinders University | Phase 2 |
| Completed | The Efficacy and Mechanism of Trientine in Patients With Hypertrophic Cardiomyopathy NCT04706429 | Manchester University NHS Foundation Trust | Phase 2 |
| Completed | Intraventricular Stasis In Cardiovascular Disease NCT04649034 | Hospital General Universitario Gregorio Marañon | — |
| Recruiting | Optimisation of Decision Making for Defibrillator Implantation in Hypertrophic Cardiomyopathy NCT03846297 | Assistance Publique - Hôpitaux de Paris | — |
| Withdrawn | OPIE in the Thin Interventricular Septum NCT04050579 | NYU Langone Health | N/A |
| Completed | 4D-flow MRI to Assess Left Ventricular Obstruction in Hypertrophic Cardiomyopathy NCT04439942 | Centre Hospitalier Universitaire, Amiens | — |
| Completed | Physical Activity in Children With Inherited Cardiac Diseases NCT04650009 | University Hospital, Montpellier | — |
| Completed | Effect of Metoprolol in Post Alcohol Septal Ablation Patients With Hypertrophic Cardiomyopathy NCT04133532 | University Hospital, Motol | Phase 4 |
| Completed | Extended ECG Monitoring in HCM Patients NCT04056715 | iRhythm Technologies, Inc. | — |
| Completed | Non-Invasive Radiation Ablation in Patients With Hypertrophic CardioMyopathy: NIRA-HOCM NCT04153162 | Barts & The London NHS Trust | N/A |
| Recruiting | A 10-Minute Cardiovascular Magnetic Resonance Protocol for Cardiac Disease NCT04464655 | McGill University Health Centre/Research Institute of the McGill University Health Centre | — |
| Active Not Recruiting | Prospective Evaluation Of Exercise-Induced Cardiac Conduction Instability In Predicting Ventricular Fibrillati NCT04157205 | Imperial College London | N/A |
| Active Not Recruiting | A Prospective Incident Study of Arrhythmias in Hypertrophic Cardiomyopathy NCT04112290 | Mayo Clinic | — |
| Completed | Assessment of the Relations Between Endothelial and Venous Dysfunctions and Left Ventricular Obstruction in Ge NCT04129905 | University Hospital, Bordeaux | N/A |
| Unknown | HCM-AF Ablation With ACUTUS NCT04090437 | Royal Brompton & Harefield NHS Foundation Trust | N/A |
| Completed | CVD Risk Profile in Children With HCM NCT05510180 | University of Alberta | — |
| Completed | Sacubitril/Valsartan vs Lifestyle in Hypertrophic Cardiomyopathy NCT03832660 | Newcastle University | Phase 2 |
| Completed | Lifestyle and Pharmacological Interventions in Hypertrophic Cardiomyopathy NCT05366101 | Newcastle-upon-Tyne Hospitals NHS Trust | Phase 2 / Phase 3 |
| Completed | Incidence of Hypertrophic Cardiomyopathy in Infants of Diabetic Mothers Attending in NICU at Assiut University NCT06048562 | Assiut University | N/A |
| Completed | 3D Non-invasive Myocardial Electrical Propagation Mapping as a New Tool to Predict Sudden Death Risk in Patien NCT03550573 | Hospices Civils de Lyon | N/A |
| Unknown | Efficacy of Psychotherapy for Improving Quality of Life in Patients With Hypertrophic Cardiomyopathy and Depre NCT03706001 | Xijing Hospital | N/A |
| Completed | A Long-Term Safety Extension Study of Mavacamten in Adults Who Have Completed MAVERICK-HCM or EXPLORER-HCM NCT03723655 | Bristol-Myers Squibb | Phase 2 / Phase 3 |
| Completed | Will Elevated Left Ventricle Filling Pressures Decrease by a Group Exercise Program in Patients With Hypertrop NCT03537183 | Bispebjerg Hospital | N/A |
| Completed | Genomic Sequencing in Patients With HCM Undergoing Septal Myectomy NCT03043209 | The Cleveland Clinic | — |
| Completed | Manganese-Enhanced Magnetic Resonance Imaging of the Myocardium NCT03607669 | University of Edinburgh | — |
| Enrolling By Invitation | Sahlgrenska Cardiomyopathy Project NCT03527342 | Göteborg University | — |
| Unknown | Evaluating the Effect of Spironolactone on Hypertrophic Cardiomyopathy NCT02948998 | Xinhua Hospital, Shanghai Jiao Tong University School of Medicine | Phase 4 |
| Completed | The Effect of Metoprolol in Patients With Hypertrophic Obstructive Cardiomyopathy. NCT03532802 | Steen Hvitfeldt Poulsen | Phase 2 |
| Completed | Extension Study of Mavacamten (MYK-461) in Adults With Symptomatic Obstructive Hypertrophic Cardiomyopathy Pre NCT03496168 | Bristol-Myers Squibb | Phase 2 |
| Completed | High Intensity Exercise for Increasing Fitness in Patients With Hypertrophic Cardiomyopathy NCT03335332 | University of Texas Southwestern Medical Center | N/A |
| Completed | Exercise Training in Hypertrophic Cardiomyopathy: (SAFE-HCM) NCT05459467 | St George's, University of London | N/A |
| Completed | Correlation Between Myocardial Deformation and Coronary Artery Tortuosity in Patients With Hypertrophic Cardio NCT04830787 | Henan Provincial People's Hospital | — |
| Completed | Sleep Apnea and Hypertrophic Cardiomyopathy (HCM) NCT03327623 | Mayo Clinic | — |
| Terminated | Microvascular Dysfunction in Nonischemic Cardiomyopathy: Insights From CMR Assessment of Coronary Flow Reserve NCT03249272 | Duke University | Phase 4 |
| Unknown | Insertable Cardiac Monitors in Hypertrophic Cardiomyopathy NCT03259113 | Region Gävleborg | N/A |
| Completed | Differentiation HHD From HCM (EARLY-MYO-HHD) NCT03271385 | RenJi Hospital | — |
| Unknown | Presentations of Hypertrophic Cardiomyopathy on Myocardial Perfusion Imaging NCT03150342 | Far Eastern Memorial Hospital | — |
| Unknown | Risk Stratification Using PET in HCM NCT03278457 | Region Gävleborg | — |
| Completed | Functional Capacity and Quality of Life Following Septal Myectomy in Patients With HCM NCT03092843 | The Cleveland Clinic | — |
| Completed | Evaluating Microvascular Dysfunction in Symptomatic Patients With HypertroPhic CaRdiomyopathy NCT02994615 | London Health Sciences Centre Research Institute OR Lawson Research Institute of St. Joseph's | — |
| Active Not Recruiting | Prognostic Value of Angio-IMR in Hypertrophic Cardiomyopathy Patients NCT06434415 | Second Affiliated Hospital, School of Medicine, Zhejiang University | — |
| Active Not Recruiting | PRecIsion Medicine in CardiomyopathY NCT04036799 | The Hospital for Sick Children | — |
| Unknown | Extended Ambulatory Monitoring Improves Risk Stratification in Hypertrophic Cardiomyopathy NCT03182153 | Atlantic Health System | — |
| Unknown | Stress Echo 2020 - The International Stress Echo Study NCT03049995 | Fatebenefratelli Hospital | — |
| Unknown | Metabolomic Study of All-age Cardiomyopathy NCT03061994 | Beijing Institute of Heart, Lung and Blood Vessel Diseases | — |
| Completed | Hypertrophic Cardiomyopathy Pilot Study NCT02806479 | Oregon Health and Science University | — |
| Completed | Mitral Valve Management During Septal Myectomy NCT03906734 | Meshalkin Research Institute of Pathology of Circulation | N/A |
| Unknown | Perfusion Imaging With Myocardial Contrast Echocardiography in HCM NCT02560467 | Oregon Health and Science University | N/A |
| Completed | Non-Invasive Evaluation of Myocardial Stiffness by Elastography in Pediatric Cardiology (Elasto-Pédiatrie) NCT02619825 | French Cardiology Society | N/A |
| Completed | Hypertrophic Cardiomyopathy Symptom Release by BX1514M NCT02590809 | University Hospital, Bordeaux | Phase 2 |
| Unknown | An Integrative-"Omics" Study of Cardiomyopathy Patients for Diagnosis and Prognosis in China NCT03076580 | Beijing Institute of Heart, Lung and Blood Vessel Diseases | — |
| Unknown | New Diagnostic Strategy in Hypertrophic Cardiomyopathy NCT02520856 | Assistance Publique Hopitaux De Marseille | — |
| Completed | Hyper-synchronicity in Hypertrophic Cardiomyopathy (HCM) : Description, Mechanism and Origin With a Multi-imag NCT02559726 | University Hospital, Bordeaux | N/A |
| Completed | Exercise in Genetic Cardiovascular Conditions NCT02549664 | Yale University | — |
| Unknown | Morbidity and Mortality in Patients With Hypertrophic Cardiomyopathy: a CALIBER Study NCT02424994 | University College, London | — |
| Completed | Study of Myocardial Deformation Parameters in Patients With Hypertrophic Cardiomyopathy NCT04112511 | AHEPA University Hospital | — |
| Terminated | Effect of Eleclazine (GS-6615) on Exercise Capacity in Subjects With Symptomatic Hypertrophic Cardiomyopathy NCT02291237 | Gilead Sciences | Phase 2 / Phase 3 |
| Completed | Study Evaluating the Safety, Tolerability and Preliminary Pharmacokinetics and Pharmacodynamics of MYK-461 NCT02329184 | MyoKardia, Inc. | Phase 1 |
| Unknown | Study of Hypertrophic Cardiomyopathy Under Stress Conditions. Concordance Between Two Complementary Tests: Str NCT02500420 | University Hospital, Montpellier | N/A |
| Completed | Assessment of Wall Thickness in Hypertrophic Cardiomyopathy NCT02234336 | Mayo Clinic | — |
| Completed | Efficacy of Risk Assessment for Sudden Cardiac Death in Patients With Hypertrophic Cardiomyopathy NCT04402268 | Poznan University of Medical Sciences | — |
| Unknown | Predictive Factors and Consequences of Myocardial Fibrosis in Hypertrophic Cardiomyopathy NCT02922517 | Nantes University Hospital | — |
| Recruiting | Pediatric Cardiomyopathy Mutation Analysis NCT02432092 | Indiana University | — |
| Active Not Recruiting | HCMR - Novel Markers of Prognosis in Hypertrophic Cardiomyopathy NCT01915615 | University of Virginia | — |
| Completed | Valsartan for Attenuating Disease Evolution In Early Sarcomeric HCM NCT01912534 | Carelon Research | Phase 2 |
| Recruiting | Egyptian Hypertrophic Cardiomyopathy Program NCT05884892 | Magdi Yacoub Heart Foundation | — |
| Recruiting | Molecular and Imaging Studies of Cardiovascular Health and Disease NCT02804269 | National Heart Centre Singapore | — |
| Unknown | Cardiac Biomarkers in Pediatric Cardiomyopathy (PCM Biomarkers) NCT01873976 | Wayne State University | — |
| Completed | Genotype-Phenotype Associations in Pediatric Cardiomyopathy (PCM GENES) NCT01873963 | Wayne State University | — |
| Unknown | Risk Stratification in Children and Adolescents With Primary Cardiomyopathy NCT03572569 | German Heart Institute | — |
| Completed | Ranolazine for the Treatment of Chest Pain in HCM Patients NCT01721967 | Duke University | Phase 4 |
| Unknown | Trimetazidine Therapy in Hypertrophic Cardiomyopathy NCT01696370 | University College, London | Phase 2 |
| Completed | A Biomarker and MRI Study on Troponin Release After Exercise in Hypertrophic Cardiomyopathy NCT01559714 | Heartcenter, University Medical Center St. Radboud | — |
| Completed | Hypertrophic Regression With N-Acetylcysteine in HCM NCT01537926 | The University of Texas Health Science Center, Houston | Phase 1 |
| Unknown | Exercise Training in Patients With Hypertrophic Cardiomyopathy NCT01518114 | Sheba Medical Center | N/A |
| Completed | Inhibition of the Renin Angiotensin System With Losartan in Patients With Hypertrophic Cardiomyopathy NCT01447654 | Henning Bundgaard | Phase 2 |
| Terminated | Study to Develop a Non-invasive Marker for Monitoring Myocardial Fibrosis NCT01230918 | Ottawa Heart Institute Research Corporation | Phase 2 |
| Unknown | Outcome of Different Pathogenic Mutations in Hypertrophic Cardiomyopathy NCT03726424 | Tongji Hospital | — |
| Completed | Biomarkers in Aortic Stenosis - B.A.S.S. NCT01334801 | Mayo Clinic | — |
| Completed | Biventricular Pacing in Hypertrophic Cardiomyopathy After Aortic Valve Replacement NCT01081093 | Johann Wolfgang Goethe University Hospital | N/A |
| Recruiting | French Hypertrophic Cardiomyopathy Observatory NCT01091480 | French Cardiology Society | — |
| Unknown | Refining Information Technology Support for Genetics in Medicine NCT01225978 | Brigham and Women's Hospital | — |
| Terminated | Genetic Predictors of Outcome in HCM Patients NCT00156429 | University of Pittsburgh | — |
| Completed | Outcomes of Concomitant Bypass Surgery in Septal Myectomy NCT06354413 | Chinese Academy of Medical Sciences, Fuwai Hospital | — |
| Completed | Antiarrhythmic Therapy Versus Catheter Ablation for Atrial Fibrillation in Hypertrophic Cardiomyopathy NCT00821353 | National Institute of Cardiology, Warsaw, Poland | Phase 3 |
| Completed | Clinical and Therapeutic Implications of Fibrosis in Hypertrophic Cardiomyopathy NCT00879060 | Tufts Medical Center | Phase 4 |
| Withdrawn | Use of Magnetic Field Mapping in the Evaluation of Patients With Hypertrophic Heart Disease (Thick Heart Muscl NCT00574821 | Cedars-Sinai Medical Center | — |
| Withdrawn | The Genetics of Cardiomyopathy and Heart Failure NCT00703443 | University of California, Irvine | — |
| Completed | Study to Determine if Atorvastatin Reduces Size and Stiffness of Muscle in the Left Ventricle of the Heart NCT00317967 | University of Calgary | Phase 3 |
| Completed | Effect of Losartan in Patients With Nonobstructive Hypertrophic Cardiomyopathy NCT01150461 | Massachusetts General Hospital | Phase 2 |
| Completed | Perhexiline Therapy in Patients With Hypertrophic Cardiomyopathy NCT00500552 | University Hospital Birmingham | Phase 2 |
| Unknown | Biventricular Pacing in Hypertrophic Cardiomyopathy NCT00504647 | University Hospital Birmingham | Phase 1 |
| Unknown | Comparison of Data Obtained by Echocardiography and Magnetic Resonance Imaging in Hypertrophic Cardiomyopathy NCT00315783 | Assistance Publique - Hôpitaux de Paris | — |
| Completed | Treatment of Preclinical Hypertrophic Cardiomyopathy With Diltiazem NCT00319982 | Brigham and Women's Hospital | Phase 2 / Phase 3 |
| Completed | Assessment of Left Ventricular Torsion by Echocardiography Study NCT00589836 | The Cleveland Clinic | — |
| Unknown | Molecular Genetic Screening and Identification of Congenital Arrhythmogenic Diseases NCT00221832 | Heidelberg University | — |
| Completed | Alcohol Septal Ablation in Obstructive Hypertrophic Cardiomyopathy: A Pilot Study NCT00035386 | National Heart, Lung, and Blood Institute (NHLBI) | Phase 2 |
| Completed | Pirfenidone to Treat Hypertrophic Cardiomyopathy NCT00011076 | National Heart, Lung, and Blood Institute (NHLBI) | Phase 2 |
| Recruiting | Evaluation of HEArt invoLvement in Patients With FABRY Disease NCT03362164 | Wuerzburg University Hospital | — |
| Completed | Studying the Effectiveness of Pacemaker Therapy in Children Who Have Thickened Heart Muscle NCT00001960 | National Heart, Lung, and Blood Institute (NHLBI) | Phase 2 |
| Completed | A Comparison of Two Treatments: Pacemaker and Percutaneous Transluminal Septal Ablation for Hypertrophic Cardi NCT00001894 | National Heart, Lung, and Blood Institute (NHLBI) | Phase 2 |
| Completed | Factors Contributing to Increased Left Ventricle Size in Patients With Abnormally Enlarged Hearts NCT00001878 | National Heart, Lung, and Blood Institute (NHLBI) | — |
| Completed | Screening for Inherited Heart Disease NCT00001746 | National Heart, Lung, and Blood Institute (NHLBI) | — |
| Completed | Investigation Into the Use of Ultrasound Technique in the Evaluation of Heart Disease NCT00001632 | National Heart, Lung, and Blood Institute (NHLBI) | — |
| Completed | Study of Blood Flow in Heart Muscle NCT00001631 | National Heart, Lung, and Blood Institute (NHLBI) | Phase 2 |
| Completed | Long Term Effects of Enalapril and Losartan on Genetic Heart Disease NCT00001534 | National Heart, Lung, and Blood Institute (NHLBI) | — |
| Completed | Natural History and Results of Dual Chamber (DDD) Pacemaker Therapy of Children With Obstructive Hypertrophic NCT00001396 | National Heart, Lung, and Blood Institute (NHLBI) | Phase 1 |
| Completed | Family Studies of Inherited Heart Disease NCT00001225 | National Heart, Lung, and Blood Institute (NHLBI) | — |
| Withdrawn | Efficacy, Safety, and Tolerability of Perhexiline in Subjects With Hypertrophic Cardiomyopathy and Heart Failu NCT02431221 | Heart Metabolics Limited | Phase 3 |
| Unknown | Diastolic Ventricular Interaction and the Effects of Biventricular Pacing in Hypertrophic Cardiomyopathy NCT00698074 | University Hospital Birmingham | Phase 3 |
| Unknown | CHANCE - Candesartan in Hypertrophic Cardiomyopathy NCT00430833 | Charles University, Czech Republic | Phase 2 |