Quinacrine Dihydrochloride Dihydrate is an orally available antimalarial agent capable of crossing the blood-brain barrier. It exhibits anticancer activity by inhibiting WNT/TCF and topoisomerase, inducing autophagy and apoptosis, and activating p53. Quinacrine is an acridine dye derivative used for DNA and RNA staining in fixed cells (Ex/Em=436/525 nm).