7-ethyl-10-hydroxycamptothecin (EHC) April 12, 2017 7-ethyl-10-hydroxycamptothecin (EHC) Trade Name Orphan Indication Small cell lung cancer USA Market Approval USA USA Designation Date 2016-04-13 00:00:00 Sponsor Nippon Kayaku Co., Ltd.;1-1, Marunouchi 2-chome;Chiyoda