antimetabolite
drugs that are chemically similar to naturally occurring metabolites, but differ enough to interfere with normal metabolic pathways. (from ama drug evaluations annual, 1994, p2033)
en-US/ˌæntɪmɪˈtæbəˌlaɪt/
drugs that are chemically similar to naturally occurring metabolites, but differ enough to interfere with normal metabolic pathways. (from ama drug evaluations annual, 1994, p2033)