2026 data ClinicalTrials.gov official source

Conditions: H

Every condition beginning with H that has a registered US clinical trial, with how many studies cover each.

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1,716 conditions starting with "H"

Showing 351–400 of 1,716

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Condition Trials
Heart Failure (for Example, Fluid Overload) 1
Heart Failure (HF) 4
Heart Failure (Pediatric) 1
Heart Failure - NYHA II - IV 3
Heart Failure Acute 1
Heart Failure and Impaired Kidney Function 1
Heart Failure and Reduced Ejection Fraction 3
Heart Failure Congenital 1
Heart Failure Hospitalization 2
Heart Failure New York Heart Association Class IV 1
Heart Failure NYHA Class I 1
Heart Failure NYHA Class II 3
Heart Failure NYHA Class III 10
Heart Failure NYHA Class IV 6
Heart Failure Preserved Ejection Fraction 2
Heart Failure Risk Factors in Healthy Individuals 1
Heart Failure With a Preserved Ejection Fraction 1
Heart Failure With Mid Range Ejection Fraction 2
Heart Failure With Mildly Reduced Ejection Fraction 1
Heart Failure With Moderately Reduced Ejection Fraction 1
Heart Failure With Normal Ejection Fraction 11
Heart Failure With Preserved Ejection Fraction 43
Heart Failure With Preserved Ejection Fraction (HFPEF) 10
Heart Failure With Reduced Ejection Fraction 28
Heart Failure With Reduced Ejection Fraction (HFrEF) 6
Heart Failure, Congestive 34
Heart Failure, Diastolic 15
Heart Failure, Left-Sided 1
Heart Failure, Reduced Ejection Fraction 1
Heart Failure, Right Sided 1
Heart Failure, Systolic 14
Heart Failure; With Decompensation 4
Heart Failure，Congestive 6
Heart Health Markers 1
Heart Health Screening and Prevention 1
Heart Murmur 1
Heart Murmurs 2
Heart Rate 3
Heart Rate Fast 1
Heart Rate in the General Public 1
Heart Rate Low 1
Heart Rate Recovery 1
Heart Rate Variability 6
Heart Rate Variability (HRV) 2
Heart Septal Defect 1
Heart Septal Defects, Atrial 1
Heart Surgery 2
Heart Transplant 13
Heart Transplant Failure 1
Heart Transplant Failure and Rejection 6

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Data sourced from official public datasets. See our methodology for details.