Maintenance therapy with Clozapine is 100-200 mg a day in 2-3 divided doses. The exact dosage should be used under the guidance of a doctor, and the dosage for each individual varies somewhat depending on the condition. Clozapine is generally used to treat psychiatric mania and depression, but also can be used to treat acute and chronic schizophrenia, but also suitable for the treatment of adolescent schizophrenia. Its usage is oral, adults start from a small dose, and then according to clinical symptoms, gradually and slowly increase to the usual therapeutic amount. The general maintenance dose is 100 to 200 mg a day, taken orally in 2 to 3 times, the dose of the drug should be taken under the guidance of a professional doctor. Clozapine is a dibenzodiazepine antipsychotic, after taking it, there will be drowsiness, excessive sweating, salivation (drooling), increased blood sugar and other adverse reactions. It is prohibited for people who are allergic to the drug, have low blood pressure, or are epileptic. Patients taking clozapine are advised to take it under the supervision of a doctor to avoid medication risks.