This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pharmacology
Following drugs are immunosuppresants except 
Select and explain. 
A. Cephalosporin, B. Cyclosporine, C. Azathioprine, D. Steroids
A: Cephalosporin
Answer: A: Cephalosporin 
Explanation: Ans. is 'a' i.e., Cephalosporin Immunosuppressants These are drugs which inhibit cellular or humoral response or both These are mainly used in organ transplantation and autoimmune disease.