Long-term mood/antidepressant effects of quetiapine extended-release formulation: an open-label, non-controlled extension study in Japanese patients with bipolar depression

In an 8-week, randomized, placebo-controlled, double-blind study, an extended-release formulation of quetiapine, quetiapine XR, demonstrated efficacy and safety in Japanese patients with bipolar depression. Bipolar disorder is a chronic disease requiring continuous treatment.This was a long-term (52-week), open-label, non-controlled extension study to evaluate the long-term safety and efficacy of quetiapine XR in Japanese patients with bipolar...