Chemo find out all you did not know, all the pros and cons. For many people with cancer, chemotherapy is the best option for controlling their disease. You may be faced, however, with long-term side effects related to your chemotherapy treatments. You need to learn all you can about chemo, if you or your family is faced with the desision to receive chemotherapy, side effects from chemotherapy drugs can continue after the treatment is over. Certain chemotherapy drugs may permanently damage the body’s organs.