If you diagnosed yourself, you can get rid of it. going to a consultation with a doctor who will confirm that you do not have it. If you have such a diagnosis made by a doctor, then it is obvious that you have already had a long examination and treatment has been prescribed, and the doctor has already told you everything about the disease. So what do you want to hear that your doctor didn't tell you?
Schizophrenia is incurable. But through therapy - medication and with a psychotherapist - you can slow down the progression of the disease, stop it or even achieve remission. All this requires a lot of effort from the patient, his focus on the result.
You can watch the "Mind Games", if not already. This is the biography of John Nash, a mathematician who managed to achieve remission and return to normal life. This is an inspiring example, but you need to be prepared for the fact that not everyone is so lucky.