ciclosporin
noun [ U ] medical UK specialized (also UK cyclosporin); (US cyclosporine) uk/ˌsaɪ.kləˈspɔː.rɪn/ us/ˌsaɪ.kləˈspɔr.ɪn/
环孢霉素
an immunosuppressant drug (= a drug used to deliberately stop the body's immune system from working)
Ciclosporin is used to prevent the rejection of transplanted organs. 环孢霉素用于防止器官移植排斥。