2026 data ClinicalTrials.gov official source

Conditions: W

Compiled by PlainTrial · January 1, 2026

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

238 conditions starting with "W"

Showing 101–150 of 238

Condition	Trials	Recruiting
West Nile Virus	1	-
West Syndrome	1	1
Wet Age-related Macular Degeneration	9	2
Wet AMD	5	4
Wet Macular Degeneration	5	-
Wheat Hypersensitivity	1	-
Wheelchair	2	2
Wheelchair Users	1	-
Wheezing	8	3
Wheezing Lower Respiratory Illness	1	-
WHIM	1	1
WHIM Syndrome	1	-
Whiplash	1	-
Whiplash Associated Disorders	1	-
Whiplash Injuries	1	1
Whipple Procedure	1	1
Whipworm	1	1
White Matter Alterations	1	1
White Matter Disease	4	3
White Matter Hyperintensity	1	1
White Matter Lesions	1	-
White Noise	1	1
White Spot Lesion of Tooth	1	1
White Spot Lesions	2	1
WHO Grade 1 Glioma	1	1
WHO Grade 2 Glioma	3	2
WHO Grade 3 Glioma	6	2
WHO Grade 3 Glioma With 1p/19q Codeletion	1	-
WHO Grade 3 Glioma With IDH1 Mutation	1	-
WHO Grade 4 Glioma	4	3
WHO Grade II Glioma	5	3
WHO Grade III Glioma	12	8
WHO Grade III or IV Malignant Glioma	1	-
WHO Grade IV Glioma	4	4
WHO Grade Ⅳ Glioma	1	1
Whole Blood Donation and Leukoreduction	1	-
Whole Body Imaging	1	-
Whole Body Protein Metabolism	1	1
Whole Body Vibration	2	2
Whole Genome Sequencing	3	2
Whole Gut Transit	1	-
Whole Health	1	1
Whooping Cough	3	-
WIC	1	-
Wide Neck Bifurcation Intracranial Aneurysms	1	1
Wide Neck Intracranial Aneurysms	1	-
Wide QRS Complex	1	-
Widespread Chronic Pain	1	1
Wild Type ATTR Amyloidosis	1	-
Wild-type ATTR-CM (ATTRwt-CM)	1	-

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