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Effects of Semaglutide on Intracranial Blood Flow and Brain-Barrier Permeability in Type-2 Diabetes
Lead sponsor
Asset
Semaglutide
GLP-1 agonist
Listed sites
1
Recruiting sites
1
Enrollment
50
estimated
Study population
Type 2 diabetes
Key I/E criterion
•HbA1c 7-10%
Primary endpoints
•Intracranial blood flow (IBF)•Bloodbrain barrier Ktrans
Footprint
Where this trial recruits
Site locations as reported to ClinicalTrials.gov. Site count is not enrollment count; per-site enrollment is not available from source.
Identifiers
Registered as
Timeline
Milestones
Assets
Investigational agents
Study populations
Who this study enrolls
Eligibility
Who can enroll
Inclusion criteria
1. Men and women 40-65 years of age
2. Subjects with type-2 diabetes >= 3 years and HbA1C 7%-10% with blood sugar control medications including insulin, metformin, sulfonylureas, or SGLT2 inhibitors
3. Medically stable
4. Has not received any investigational drug in the past 6 months
5. Willing to participate and sign informed consent.
Exclusion criteria
1. Contraindication to MRI or contrast agent
2. eGFR<45 mL/min/1.73m2 (eGFR is a measurement of kidney function)
3. Currently treated with glucagon-like peptide-1 receptor antagonist (same drug class as study intervention)
4. Unable to perform home-glucose monitoring
5. Currently need more than 100 units of insulin daily
6. Uncontrolled hypertension with systolic blood pressure (SBP)>180 mmHg or diastolic blood pressure (DBP)>100 mmHg
7. LDL-C>130 mg/dL or not on stable statin therapy in the past 6 months
8. Treatment with pioglitazone in the past 3 months
9. History of pancreatitis
10. History of myocardial infarction, stroke or transient ischemic attack
11. History or family history of Medullary Thyroid Carcinoma (MTC) or Multiple Endocrine Neoplasia syndrome type 2 (MEN 2)
12. Hypersensitivity to semaglutide or any of the product components
13. Participating in other clinical trial
14. Women of child-bearing potential (ie, those who are not chemically or surgically sterilized or who are not post-menopausal) who have a positive pregnancy test at enrollment or who are breastfeeding or who plan to become pregnant in the next 15 months.
Endpoints (3)
What's being measured
Protocol endpoints and posted registry outcome measures, grouped into outcome categories. Composite endpoints show their component event types. Standard codes (LOINC, SNOMED CT) are shown where available.
Coverage by outcome category
Cardiometabolic biomarkers
1 endpointInflammatory markers
Time frame:Approximately 12 Months
hs-CRP, change
change from baseline, improvement
LOINC 30522-7
Other (unclassified)
2 endpointsIntracranial blood flow (IBF)
Time frame:Approximately 12 Months
descriptive
bloodbrain barrier Ktrans
Time frame:Approximately 12 Months
descriptive
Provenance
Sources
Trial facts come from public ClinicalTrials.gov records. Endpoint categories are Delfa's classification of those records, not a ClinicalTrials.gov field. All figures reflect the July 1, 2026 snapshot.