The Risperdal drug is an extremely powerful treatment for schizophrenia. But, it can also cause dangerous health problems that could lead to death. Therefore, it is extremely important to discuss the risks and benefits with your physician. You or someone you love can suffer a stroke or a nervous system disorder. You might develop diabetes or seizures. You might not be able to control your movements and even your bladder. The list goes on. You need to understand all of the risks, as well as the benefits, so you can make an informed treatment decision. You also need to recognize the onset of various side effects, so you can call the doctor immediately, if you develop a problem. You may also want to contact a lawyer, if you feel you have a case for injury or death.