2026 data ClinicalTrials.gov official source

Conditions: C

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

2,954 conditions starting with "C"

Showing 1,301–1,350 of 2,954

Condition Trials
Chronic Disease of Cardiovascular System 1
Chronic Diseases 3
Chronic Diseases in Children 2
Chronic Dizziness 1
Chronic Dysphagia 1
Chronic Endometritis 1
Chronic Eosinophilic Leukemia 1
Chronic Eosinophilic Leukemia, Not Otherwise Specified 2
Chronic Eosinophilic Rhinosinusitis 1
Chronic Exertional Compartment Syndrome 1
Chronic Fatigue 3
Chronic Fatigue Syndrome 16
Chronic Female Pelvic Pain Syndrome (Disorder) 1
Chronic Foot Ulcer 2
Chronic Foot Ulcers 1
Chronic Gout 3
Chronic Graft Versus Host Disease 31
Chronic Graft Versus Host Disease Oral 1
Chronic Graft vs. Host Disease 4
Chronic Graft-versus-host Disease (cGVHD) 2
Chronic Granulomatous Disease 11
Chronic Granulomatous Disease (CGD) 3
Chronic Granulomatous Disease Transplant 1
Chronic Granulomatous Disease-associated Colitis 1
Chronic Grief 1
Chronic Groin Pain 1
Chronic GVHD 3
Chronic Headache 1
Chronic Headache Disorder 1
Chronic Heart Failure 13
Chronic Heart Failure With Preserved Ejection Fraction 1
Chronic Heart Failure With Preserved Systolic Function 1
Chronic Heart Failure With Reduced Ejection Fraction 1
Chronic Hemiparetic Stroke 1
Chronic Hemodialysis (ESRD) 1
Chronic Hepaititis B Infections 1
Chronic Hepatitis 1
Chronic Hepatitis B 16
Chronic Hepatitis B Infection 2
Chronic Hepatitis B Virus 1
Chronic Hepatitis B Virus Infection 1
Chronic Hepatitis C 17
Chronic Hepatitis C Infection 2
Chronic Hepatitis C Virus 4
Chronic Hepatitis D Infection 3
Chronic Hepatitis Delta 1
Chronic Hip Pain 1
Chronic HIV Infection 1
Chronic Hypertension 1
Chronic Hypertension Complicating Pregnancy 1

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