2026 data ClinicalTrials.gov official source

Conditions: H

Compiled by PlainTrial Editorial, Clinical Trial Intelligence Editorial Team · January 1, 2026

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

1,716 conditions starting with "H"

Showing 1,551–1,600 of 1,716

Condition	Trials	Recruiting
Hypertension Prevention	1	1
Hypertension Pulmonary Secondary Heart Failure	1	-
Hypertension Secondary	1	-
Hypertension Secondary to Kidney Transplant	1	-
Hypertension Treatment	1	-
Hypertension Uncomplicated	1	-
Hypertension, Diabetes Mellitus	1	-
Hypertension, Essential	1	1
Hypertension, Glaucoma, Open-Angle	1	-
Hypertension, Grade 1	1	-
Hypertension, Portal	4	1
Hypertension, Pregnancy Induced	8	6
Hypertension, Pulmonary	11	2
Hypertension, Resistant to Conventional Therapy	2	1
Hypertension, Systolic	2	1
Hypertension,Essential	5	4
Hypertension;Pulmonary;Primary	1	-
Hypertensive Disease	1	-
Hypertensive Disorder	1	1
Hypertensive Disorder of Pregnancy	9	5
Hypertensive Disorders	1	1
Hypertensive Disorders of Pregnancy	2	2
Hypertensive Emergency	2	1
Hypertensive Heart Disease	2	-
Hypertensive Renal Disease	1	-
Hypertensive Urgency	3	1
Hyperthermia	16	6
Hyperthyroidism	5	2
Hypertonia, Muscle	2	2
Hypertrichosis	2	-
Hypertriglyceridemia	27	3
Hypertriglyceridemia (TG>200<500)	1	-
Hypertrophic Cardiomyopathy	12	6
Hypertrophic Cardiomyopathy (HCM)	3	2
Hypertrophic Cardiomyopathy Patients	1	1
Hypertrophic Cardiomyopathy Without Obstruction	2	2
Hypertrophic Cardiomyopathy, Obstructive	1	1
Hypertrophic Obstructive Cardiomyopathy	1	1
Hypertrophic Scar	8	2
Hypertrophic Scarring	1	1
Hypertrophic Scars	1	1
Hypertrophy	5	-
Hypertrophy, Left Ventricular	1	-
Hypertropia	1	-
Hyperuricemia	12	2
Hypervascular Tumors	2	-
Hypervolemia	1	1
Hypervolemic Hyponatremia	1	-
Hypnotic Dependence	1	1
Hypnotic Dependence Among Those With Insomnia	1	-

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