Every cancer is different. Immunotherapy is highly effective, even curative, for some cancers. For my cancer, chemotherapy is curative, while other cancer's jus

Every cancer is different. Immunotherapy is highly effective, even curative, for some cancers. For my cancer, chemotherapy is curative, while other cancer's just shrug chemotherapy off like it's nothing. Having a plethora of drugs and treatments is vital because cancer is not "one thing". Each type of cancer will respond better to some treatments than others.