60
Participants
Start Date
October 31, 2025
Primary Completion Date
October 31, 2028
Study Completion Date
August 31, 2030
Anti-thymocyte globulin (ATG)
ATG (brand name Thymoglobulin) a polyclonal T cell antibody preparation. It will be given at low doses (0.5 mg/kg Day 1 then 2 mg/kg Day 2).
verapamil extended release capsule
Open label administration at 120, 240 or 360 mg daily based on weight and ECG findings
Placebo
I.V. Saline
University of Florida, Gainesville
University of Florida
OTHER
University of Colorado, Denver
OTHER
University of Miami
OTHER