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 1,601–1,650 of 2,809

Condition	Trials	Recruiting
AMPD3, OMIM*102772, AMP Deaminase Deficiency	1	1
Amphetamine Abuse	1	-
Amphetamine Dependence	2	-
Amphetamine-Related Disorders	6	1
Amplified Musculoskeletal Pain Syndrome (AMPS)	1	-
Ampulla of Vater Adenocarcinoma	1	1
Ampullary Adenocarcinoma	1	1
Ampullary Cancer	3	2
Amputation	66	38
Amputation Arm and Hand, Unilateral Left	1	1
Amputation Arm and Hand, Unilateral Right	1	1
Amputation Neuroma	2	2
Amputation of Knee	1	1
Amputation of Lower Limb	2	2
Amputation of Upper Limb	1	1
Amputation Stump	1	-
Amputation Stumps	2	-
Amputation With Osseointegration	1	1
Amputation, Congenital	3	2
Amputation, Limb Loss	2	1
Amputation, Lower Limb	2	2
Amputation, Surgical	2	1
Amputation, Traumatic	12	5
Amputation, Traumatic/Surgery	2	2
Amputation; Traumatic, Arm: Forearm, Between Elbow and Wrist	1	1
Amputation; Traumatic, Foot	1	-
Amputation; Traumatic, Hand	5	3
Amputation; Traumatic, Leg, Lower	4	2
Amputation; Traumatic, Leg: Thigh, Between Hip and Knee	3	2
Amputation; Traumatic, Limb	3	1
Amputation; Traumatic, Limb, Lower	1	-
Amputees	2	1
AMR	1	1
Amyloid	4	1
Amyloid - Primary	1	-
Amyloid Beta-protein	2	-
Amyloid Cardiomyopathy	4	2
Amyloid Cardiomyopathy, Transthyretin-Related	1	-
Amyloid Light-chain Amyloidosis	1	1
Amyloid Neuropathies, Familial	1	-
Amyloid Plaque	1	1
Amyloid-beta	1	-
Amyloidosis	29	15
Amyloidosis Cardiac	3	3
Amyloidosis, Familial	1	1
Amyloidosis, Hereditary	1	1
Amyloidosis, Primary	1	1
Amyloidosis; Systemic	2	2
Amyotrophic Lateral Sclerosis	103	47
Amyotrophic Lateral Sclerosis (ALS)	19	10

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