Preventing organ rejection in certain patients following liver, kidney, or heart transplant. It may be used along with other medicines. It may also be used for other conditions as determined by your doctor. Prograf is an immunosuppressant. It blocks the action of certain blood cells (eg, T lymphocytes) that can cause the body to reject the transplanted organ.
Prograf is used to prevent your body from rejecting organs during a transplant surgery. Prograf works by lowering one's immune system so that the body can accept any new organs.