2026 data ClinicalTrials.gov official source

Conditions: A

Compiled by PlainTrial · January 1, 2026

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

2,809 conditions starting with "A"

Showing 2,001–2,050 of 2,809

Condition	Trials	Recruiting
Anterior Chamber Inflammation	1	-
Anterior Circulation Stroke of Uncertain Pathology	1	1
Anterior Cruciate Ligament	2	1
Anterior Cruciate Ligament (ACL) Reconstruction Surgery	1	1
Anterior Cruciate Ligament (ACL) Tear	1	1
Anterior Cruciate Ligament Injuries	25	16
Anterior Cruciate Ligament Injury	9	1
Anterior Cruciate Ligament Reconstruction	12	7
Anterior Cruciate Ligament Reconstruction Rehabilitation	5	4
Anterior Cruciate Ligament Rupture	10	4
Anterior Cruciate Ligament Tear	12	1
Anterior Cutaneous Nerve Entrapment Syndrome	1	1
Anterior Knee Pain	1	-
Anterior Knee Pain Syndrome	1	1
Anterior or Posterior Pelvic Exenteration	1	-
Anterior Pituitary Hyposecretion Syndrome	1	1
Anterior Shoulder Dislocation	1	1
Anterior Shoulder Instability	1	-
Anterior Talofibular Ligament	1	1
Anterior Talofibular Ligament Injury	1	1
Anterior Teeth	1	-
Anterior Uveitis	2	-
Anterior Uveitis (AU)	1	1
Anthocyanins	1	1
Anthracycline Related Cardiotoxicity in Breast Cancer	1	1
Anthracycline-induced Cardiotoxicity	2	-
Anthrax	7	1
Anthropometric Changes	1	-
Anthropometrics: Height and Weight	1	1
Anti Aging	2	1
Anti-3-hydroxy-3-methylglutaryl-CoA Reductase (HMGCR) Immune-Mediated Necrotizing Myopathy	1	1
Anti-bacterial Agents	3	1
Anti-biotic Resistance	1	-
Anti-CD20 Therapy	1	-
Anti-Dyskinesia Agents	1	-
Anti-Infective Agents	1	1
Anti-myostatin	3	1
Anti-Neutrophil Cytoplasm Antibodies (ANCA) Associated Vasculitis	1	-
Anti-Neutrophil Cytoplasmic Antibody-Associated Vasculitis	6	2
Anti-obesity Agents	1	1
Anti-Synthetase Syndrome	3	2
Antibiotic	1	1
Antibiotic Allergy	3	1
Antibiotic Duration	1	-
Antibiotic Enterocolitis	1	-
Antibiotic Prophylaxis	1	1
Antibiotic Resistant Infection	5	2
Antibiotic Resistant Strain	1	-
Antibiotic Side Effect	3	1
Antibiotic Stewardship	3	2

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

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