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The introduction of atypical antipsychotic medications has been a major advance in the treatment of schizophrenia. Besides a significantly lower risk for tardive dyskinesia and extrapyramidal side effects, they may have superior efficacy in treating negative symptoms, improving mood and cognition, and preventing relapse. However, these drugs can also cause some adverse effects, including weight gain and metabolic disturbances, which may increase risks of cardiovascular disease.’ ‹