Clinical history of T1D with greater than or equal to (≥)5 years of insulin dependence
Taking a stable immunosuppression regimen of tacrolimus and mycophenolate mofetil, mycophenolate sodium, or sirolimus for at least 4 weeks
Consistent use of continuous glucose monitor (CGM) for at least 4 weeks before Screening and willingness to use CGM for the duration of the study
You may not be if
Prior islet cell transplant, organ transplant (other than kidney transplant), or cell therapy, except prior pancreatic graft that failed within the first 4 weeks
Participants had \>1 kidney transplant procedure
Clareo Health | An Efficacy, Safety, and Tolerability Study of VX-880 in Participants With Type 1 Diabetes With a Kidney Transplant