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 551–600 of 1,103

Condition	Trials	Recruiting
Blood Cancers	4	4
Blood Clot	1	-
Blood Coagulation Disorder	5	1
Blood Coagulation Disorders	7	1
Blood Coagulation Disorders, Inherited	3	1
Blood Collections Via Peripheral IV Catheter	1	-
Blood Culture Rates	1	-
Blood Disease	2	2
Blood Disorder	1	-
Blood Donation	2	-
Blood Donors	2	1
Blood Flow	4	3
Blood Flow Restriction	2	-
Blood Flow Restriction (BFR) Training Effects	1	-
Blood Flow Restriction Therapy	1	1
Blood Flow Restriction Training	1	-
Blood Glucose	5	1
Blood Glucose Control	1	1
Blood Glucose Monitoring	1	1
Blood Glucose, High	1	1
Blood Insulin	1	1
Blood Loss	9	2
Blood Loss After Primary Total Joint Arthroplasty	1	-
Blood Loss Anemia	1	-
Blood Loss During Vaginal Hysterectomy	1	-
Blood Loss Massive	2	-
Blood Loss, Postoperative	2	1
Blood Loss, Surgical	7	3
Blood Metal Ion Concentration	1	-
Blood Pressure	102	44
Blood Pressure Check (Hypertension Screening)	1	-
Blood Pressure Control	1	1
Blood Pressure Disorders	8	5
Blood Pressure Measurement	3	-
Blood Pressure Regulation	1	1
Blood Pressure Variability	1	1
Blood Pressure, Body Composition, Immune Function	1	1
Blood Pressure, High	1	1
Blood Product Transfusion for All Conditions	1	1
Blood Protein Disorders	1	1
Blood Recovery	1	1
Blood Relatives of Patient w/Lung Cancer	1	-
Blood Self-Collection for Clinical Diagnostic Assessments	1	1
Blood Specimen Collection	1	1
Blood Sugar	1	1
Blood Sugar (Glucose) Control	1	-
Blood Sugar; High	6	1
Blood Transfusion	4	1
Blood Transfusion Complication	1	1
Blood Transfusion, Autologous	1	-

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