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SHIELD-T1D
Not yet recruitingPhase 2SHIELD-T1D: Shingrix and GLP-1 Agonist for Beta-Cell Preservation in Recent-Onset Type 1 Diabetes.
Recombinant Zoster Vaccine (Shingrix) and GLP-1 Receptor Agonist for the Preservation of Beta-Cell Function in Adults With Recent-Onset Type 1 Diabetes: A Randomized, Double-Blind, Placebo-Controlled Phase II Trial.
Lead sponsor
Asset
Semaglutide
Subcutaneous · GLP-1 agonist
Listed sites
1
Recruiting sites
—
Enrollment
240
estimated
Study population
Type 1 diabetes
Key I/E criterion
—
Primary endpoint
•2-hour stimulated C-peptide Area Under the Curve (AUC) during a Mixed Meal
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. Diagnosis of Type 1 Diabetes (T1D) according to American Diabetes Association (ADA) criteria.
2. Age 18 to 50 years (inclusive) at the time of screening.
3. Randomization within 100 days of the first insulin injection.
4. Confirmed residual beta-cell function, defined as a peak stimulated C-peptide level ≥0.2 nmol/L during a Mixed Meal Tolerance Test (MMTT) performed at screening.
5. Presence of at least one T1D-related autoantibody (GADA, IA-2A, ZnT8A, or ICA).
6. Willingness to comply with intensive insulin therapy and glucose monitoring.
7. Females of childbearing potential must have a negative pregnancy test and agree to use highly effective contraception.
Exclusion criteria
1. History of diabetic ketoacidosis (DKA) within 4 weeks of screening.
2. Prior use of any immunotherapy or investigational agents for T1D.
3. Current or prior use of GLP-1 receptor agonists, DPP-4 inhibitors, or SGLT2 inhibitors.
4. History of pancreatitis or medullary thyroid carcinoma.
5. Active or chronic infection (e.g., HIV, Hepatitis B or C, Tuberculosis).
6. Pregnancy or breastfeeding.
7. Significant renal, hepatic, or cardiovascular disease.
8. History of severe allergic reaction to any component of the Recombinant Zoster Vaccine (Shingrix) or semaglutide.
9. Current use of systemic corticosteroids or other immunosuppressive medications.
Endpoints (2)
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.
Glycemic / diabetes
2 endpointsChange in 2-hour stimulated C-peptide Area Under the Curve (AUC) during a Mixed Meal Tolerance Test (MMTT)
Time frame:Baseline and 12 months
change from baseline, improvement
Glycated Hemoglobin (HbA1c) levels
Time frame:Baseline, 12 months, and 24 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.