A Randomized Phase 1/2 Trial of Low Dose Anti-thymocyte Globulin (ATG) With Subsequent Adalimumab or Verapamil in New Onset Type 1 Diabetes

PHASE1/PHASE2Not yet recruitingINTERVENTIONAL
Enrollment

120

Participants

Timeline

Start Date

October 15, 2025

Primary Completion Date

April 15, 2030

Study Completion Date

April 15, 2031

Conditions
Type 1 DiabetesNew Onset
Interventions
DRUG

Anti-thymocyte globulin (ATG)

ATG (brand name Thymoglobulin) a polyclonal T cell antibody preparation. The first dose (0.5 mg/kg) will be infused on day 0, during a period of 6 hours. The second dose (2 mg/kg) will be given on day 1, over a period of 4 to 6 hours.

DRUG

verapamil extended-release capsule

Daily oral (pill) administration at 60, 120, 240 or 360 mg based on weight and ECG findings.

DRUG

Adalimumab

40 mg administered subcutaneously every other week beginning 6 weeks after the last dose of ATG until the 156-week visit.

Trial Locations (2)

32610

University of Florida, Gainesville

55455

University of Minnesota, Minneapolis

Sponsors
All Listed Sponsors
collaborator

Jaeb Center for Health Research

OTHER

lead

City of Hope Medical Center

OTHER