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.

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2,928 conditions starting with "C"

Showing 2,151–2,200 of 2,928

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Condition Trials
Communicating Hydrocephalus 1
Communication 35
Communication Disabilities 1
Communication Disorder, Childhood 2
Communication Disorder, Social 1
Communication Disorders 3
Communication Research 7
Communication, Multidisciplinary 1
Communication, Nonverbal 1
Communication, Personal 2
Communication, Social 1
Community Acquired Pneumonia (CAP) 3
Community Acquired Pneumonia in Children 1
Community Building 1
Community Health Education 1
Community Health Services 1
Community Health Worker 2
Community Health Workers 4
Community Mental Health Services 3
Community Mobility of Older Adults 1
Community Networks 1
Community Participation 1
Community Reinforcement And Family Training 4
Community Reintegration 1
Community Sense 1
Community Violence 2
Community-acquired Bacterial Pneumonia 1
Community-Acquired Bacterial Pneumonia (CABP) 1
Community-acquired Pneumonia 10
Community-acquired Pneumonia, Influenza, COVID-19 1
Community-based 1
Community-dwelling Older Adults 1
Comorbid Post-Traumatic Stress Disorder and OCD 1
Comorbidities and Coexisting Conditions 2
Comorbidity 2
Comparative Effectiveness 1
Comparative Effectiveness Research 1
Compare Performance of Colonoscopists 1
Compare Pregnancy Rates Between FSH Stimulation and FSH and 1
Comparing Manual and AI Patient Screening in Heart Failure 1
Compartment Syndrome 1
Compartment Syndrome of Leg 1
Compartment Syndrome Traumatic Lower Extremity 1
Compartment Syndromes 1
Compassion Fatigue 3
Compensated Cirrhosis 1
Competence 1
Complement 3 Glomerulonephritis 1
Complement 3 Glomerulopathy 2
Complement 3 Glomerulopathy (C3G) 2

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