AvastinThe FDA has approved Genentech’s cancer treatment Avastin (bevacizumab) for kidney cancer. Avastin blocks new blood vessels from forming and supplying tumors with the nutrients they need to grow and spread to other parts of the body. This drug is already being used for the treatment of colorectal cancer, breast cancer and non-small cell lung cancer and is being tested for the treatment of more than 30 tumor types.