Recent days, FDA approved new drug for breast cancer, this breast cancer drug has generic name kadcyla. Kadcyla working when a breast cancer patient in the phase of metatesis. So its must be combined with another curing methode such of chemoterapy. Kadcyla , based on clinical experience capable to improve live quality of breast cancer patient. Because kadcyla is very selective drug and only targeting cancer cell, so kadcyla has minor side effect.