The cocktail of 3 antiangiogenesis drugs is found in lab tests to inhibit selectively new capillaries (but not existing ones) even in low doses & without apparent side effects & treats effectively brain tumors (glioblastomas) & retina damage caused by excessive vasculature.
The researchers believe that the synergetic multi prong attack on new vessels prevents tumors from finding an escape to grow.
http://www.pnas.org/cgi/reprint/0607542104v1.pdf
Combination angiostatic therapy completelyi nhibits ocular and tumor angiogenesis