Tacrolimus, also known as fujimycin or FK506, is an immunosuppressive drug used mainly after allogeneic organ transplant to lower the risk of organ rejection. It achieves this by inhibiting the production of interleukin-2 , a molecule that promotes the development and proliferation of T cells , which are vital to the body's learned (or adaptive ) immune response. Generic Prograf Availability. Prograf is a brand name of tacrolimus, approved by the FDA in the following formulation(s): PROGRAF (tacrolimus - capsule;oral) To view the price of the drug, click on the brand name. The generic Tacrolimus is manufactured by one company. Medindia's drug directory has currently 73 Brands of Tacrolimus listed. New generics. Consumer information about the medication TACROLIMUS - ORAL (Prograf), includes side effects, drug interactions, recommended dosages, and storage information. Read more about the prescription drug TACROLIMUS - ORAL. Tacrolimus is used together with other medicines to prevent the body from rejecting a transplanted organ (eg, kidney, liver, or heart). This medicine may be used with steroids, azathioprine, basiliximab, or mycophenolate mofetil. Tacrolimus belongs to a group of medicines known as immunosuppressive agents. Tacrolimus topical can pass into breast milk and may harm a nursing baby. Do not use this medication without telling your doctor if you are breast-feeding a baby. Do not use this medication without telling your doctor if you are breast-feeding a baby. Tacrolimus (Prograf, Astagraf XL, Envarsus XR) is a medication used to prevent rejection of certain transplanted organs. Side effects include baldness, nausea, vomiting, diarrhea, anemia, and abdominal pain. Drug interactions, dosage, and pregnancy and breastfeeding safety information are provided. I was forced to change over to the generic for prograf because my insurance does not pay for the name band. I am 5 1/2 years post liver transplant. Tacrolimus Generic Prograf Buy Cheap Tacrolimus, Cheap Tacrolimus. Tacrolimus Capsule is used during organ transplantation. Tacrolimus Capsule is used together with other medicines to prevent the body from rejecting a heart, liver, or kidney during organ transplant surgery.