<unk> (oral) is a immunosuppressive agent that is FDA approved for the treatment of prophylaxis of organ rejection in patients receiving allogeneic liver or kidney transplants. There is a Black Box Warning for this drug as shown here.  Common adverse reactions include peripheral edema, alopecia, persistent erythema of skin, pruritus, rash, constipation, diarrhea, nausea, vomiting, anemia, leukocytosis, thrombocytopenia, headache, insomnia, paresthesia, and tremor.
Tacrolimus 
Sirolimus
Temsirolimus
Pimecrolimus
Aldesleukin
Ruxolitinib
Interferon alfa-2b
Interferon alfa-2a