2026 data ClinicalTrials.gov official source

Conditions: B

Compiled by PlainTrial Editorial, Clinical Trial Intelligence Editorial Team · January 1, 2026

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

1,103 conditions starting with "B"

Showing 451–500 of 1,103

Condition	Trials	Recruiting
Bithalamic High Grade Glioma	1	-
Biventricular Failure	1	1
BK Polyomavirus	1	1
BK Viremia	1	-
BK Viremia; BKV DNAemia	1	-
BK Virus (Nephropathy)	1	-
BK Virus Infection	7	5
Black Ethnicity	1	1
Bladder	1	-
Bladder Absence	1	1
Bladder Adenocarcinoma	1	1
Bladder Cancer	179	74
Bladder Cancer Cell Transitional	1	-
Bladder Cancer Requiring Cystectomy	1	-
Bladder Cancer With FGFR3 Mutation or Fusion	1	-
Bladder Carcinoma	11	7
Bladder Carcinoma in Situ (CIS)	1	1
Bladder Clear Cell Adenocarcinoma	1	1
Bladder Disease	2	1
Bladder Diseases	2	-
Bladder Dysfunction	5	5
Bladder Exstrophy	2	1
Bladder Flat Urothelial Carcinoma In Situ	1	-
Bladder Function	1	-
Bladder Melanoma	1	1
Bladder Mixed Adenocarcinoma	1	1
Bladder Neoplasm	1	1
Bladder Neoplasms	4	1
Bladder Neuroendocrine Carcinoma	1	1
Bladder Outflow Obstruction	1	1
Bladder Outlet Obstruction	4	2
Bladder Pain Syndrome	14	12
Bladder Perforation	1	1
Bladder Small Cell Neuroendocrine Carcinoma	3	1
Bladder Spasm	1	-
Bladder Spasms	1	1
Bladder Squamous Cell Carcinoma	3	2
Bladder Transitional Cell Carcinoma	1	1
Bladder Tumor	1	-
Bladder Urothelial Cancer	2	-
Bladder Urothelial Carcinoma	8	2
Bladder, Neurogenic	2	1
Blast Injury	1	1
Blast or Combat Exposure	1	-
Blast Phase Chronic Myelogenous Leukemia, BCR-ABL1 Positive	11	4
Blast Phase Chronic Myeloid Leukemia, BCR-ABL1 Positive	2	2
Blast Phase Myeloproliferative Neoplasm	2	2
Blastic Phase	2	-
Blastic Phase Chronic Myelogenous Leukemia	8	-
Blastic Plasmacytoid Dendritic Cell Neoplasm	7	5

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