The generic name of QIVI is Quetiapine Fumarate Tablets, and the specific dosage is usually between 25 and 800mg, which cannot be generalized and needs to be decided according to the condition. Quetiapine fumarate tablets are mainly used in the clinic for the treatment of schizophrenia and manic episodes of bipolar disorder. If used for schizophrenia treatment, you need to start from 50mg, day by day increase to, the second day 100mg, the third day 200mg, to the fourth day need to reach 300mg, and then maintain and long-term use. For manic episodes in bipolar disorder, start with 100mg and increase to 800mg on day 6, with a daily dose increase of no more than 200mg, then maintain and take for a long period of time. In the case of elderly people, people with kidney or liver damage, the initial dose must be reduced to 25mg, and finally maintain the dose of 25-50mg for a long period of time. Usually, dizziness, drowsiness, dry mouth, tachycardia, dyspepsia and other unpleasant symptoms may occur after taking the drug. At the same time, people who are allergic to the components of the drug should be prohibited from taking it, and secondly, it should be noted that in the process of long-term use of the drug, it may cause people to experience high blood sugar, weight gain and other discomforts. If you need to take quetiapine fumarate tablets for treatment, it is recommended to consult a doctor in time. After the doctor’s comprehensive assessment of the condition, the medication should be administered according to the doctor’s instructions.