artemisinin is the drug that Chinese used to kill malaria
with 98% efficacy. malaria like cancer cells tend to
concentrate iron in their cells, and artemisinin completely
beats the efficacy of any western malaria drugs (70%).
Now it looks like artemisinin+iron could really kill breast
cancer too:
http://truththeory.com/2013/12/25/little-known-chinese-herb-iron-kill-98-of-cancer-cells-in-16-hours/
other anti malaria drug also are in trials for breast cancer.