topoisomerase II inhibitor RTA 744
(TOH-poh-i-SAH-meh-rays ... in-HIH-bih-ter ...)
A substance being studied in the treatment of adult brain tumors. Topoisomerase II inhibitor RTA 744 crosses the blood-brain barrier and blocks an enzyme needed for cancer growth. It is a type of topoisomerase inhibitor. Also called RTA 744.