Quetiapine (Seroquel) is an antipsychotic that treats schizophrenia and bipolar disorder. It balances dopamine and serotonin in your brain. Find patient medical information for Quetiapine (Seroquel) on WebMD including its uses, side effects and safety, interactions, pictures, warnings, and user ratings Learn why Seroquel is prescribed, what conditions it treats, how it works, common side effects, and key safety information for patients and caregivers now. Quetiapine (Seroquel) is an atypical antipsychotic drug that is used to treat schizophrenia and bipolar disorder. Learn more about how it is used, interactions, and more. Description Quetiapine is used alone or together with other medicines to treat bipolar disorder (depressive and manic episodes) and schizophrenia. Quetiapine extended-release tablet is also used together with other antidepressants to treat major depressive disorder. This medicine should not be used to treat behavioral problems in older adult patients who have dementia or Alzheimer disease. Seroquel is used to treat the symptoms of schizophrenia, bipolar disorder and major depressive disorder. Learn about side effects, interactions and indications. Easy-to-read patient tips for Seroquel covering how it works, benefits, risks, and best practices. Seroquel is FDA-approved for bipolar depression, not major depression alone. Learn how it works, its side effects, and what to know before taking it. Quetiapine (/ kwɪˈtaɪ.əpiːn / kwi-TY-ə-peen), sold under the brand name Seroquel among others, is an atypical antipsychotic medication used in the treatment of schizophrenia, bipolar disorder, and major depressive disorder. [10][11] Despite being widely prescribed as a sleep aid due to its tranquillizing effects, the benefits of such use. Seroquel (quetiapine) is used to treat bipolar disorder, depression and schizophrenia. Learn side effects, dosage, drug interactions, warnings, patient labeling, reviews, and more.