Taking olanzapine is weak should promptly consult the doctor, under the guidance of the doctor to clarify whether the drug can be reduced. Olanzapine can be used to treat schizophrenia, bipolar disorder and other diseases, and also has an antagonistic effect. The drug may cause drowsiness, weight gain, dizziness and lack of energy and other adverse reactions. Patients discontinuing olanzapine should pay attention to the gradual reduction of dosage, and should not suddenly discontinue olanzapine on their own to prevent acute symptoms such as anxiety, nausea or insomnia. Patients should consult a doctor to clarify the specific causes of the lack of energy on olanzapine, and follow the doctor’s instructions to clarify whether it is possible to reduce the drug to prevent the adverse effects of olanzapine on the body.