Wiktionary
chemotherapeutic agents
n. (plural of chemotherapeutic agent English)
Usage examples of "chemotherapeutic agents".
But in 1939 it was still very much the case: the discovery of the chemotherapeutic agents, rifampin, para-aminosalicylic acid, isoniazid and especially streptomycin, still lay far beyond a distant horizon.
All this work on chemotherapeutic agents like Canceran is only for palliative purposes.