Which of the following drugs is not a pa of the ' -Triple Therapy' immunosuppression for post-renai transplant patients ?

All kidney transplants should receive maintenance immunosupressive therapies except identical twins The most frequently used combination is triple therapy- prednisolone Calcineurin inhibitors (Cyclosporine ) or tacrolimus previously called FK506. antimetabolite(Azathioprine or mycophenolate mofetil) TOR inhibitors can replace one of the last two agents (sirolimus or everolimus) Recently FDA approved drug -Belatacept Ref:Harrison 20 th edition pg no 2129