This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Immunomodulators, Subject name: Pharmacology
[{'content': 'All of the following drugs are used as immunosuppressants EXCEPT: \nSelect and explain. \nA. Glucocoicoids, B. Cyclosporine, C. Cephalosporin, D. Azathioprine', 'role': 'user'}, {'content': 'Answer: C \nExplanation: 1 . Calcineurin inhibitors (Specific T-cell inhibitors) Cyclosporine (Ciclosporin), Tacrolimus 2. Antiproliferative drugs (Cytotoxic drugs) Azathioprine, Cyclophosphamide, Methotrexate, Chlorambucil, Mycophenolate mofetil (MMF) 3. Glucocoicoids Prednisolone and others 4. Antibodies Muromonab CD3, Antithymocyte globulin (ATG) Rho(D) immunoglobulin, etc Whereas cephalosporins come under Beta-Lactam antibiotics which are related to penicillins ESSENTIALS OF MEDICINE PHARMACOLOGY SIXTH EDITION -K. D TRIPATHI Page 851 IMMUNOSUPPRESSANT', 'role': 'assistant'}]