<prompt> Which of the following is a calcineurin inhibitor?CyclosporineMethotrexateAzathioprineMycophenolate mofetil  <response>: Ans. A CyclosporineRef: Goodman Gilman 12the p1008; Katzung 12the p986; KDT 8e p937Cyclosporine and tacrolimus act as immunosuppresants by their inhibitory action on calcineurin. 