AstraZeneca received approval from the FDA for Seroquel for the treatment of patients with depressive episodes associated with bipolar disorder. Seroquel was previously approved for the treatment of acute manic episodes associated with bipolar I disorder and for the treatment of schizophrenia. Seroquel is now the first and only single medication approved by the FDA to treat both depressive and acute manic episodes associated with the disorder. More than seven million American adults are aff...