Evaluate the Quality of Life and Treatment of Anxiety Symptoms of Buspirone in Patients With Depression Disorders(BASIS)

Approximately 20 sites in Korea including the Catholic University of Korea, Yeouido St. Mary's Hospital. Patients with Depressive disorders taking a selective serotonin reuptake inhibitor (SSRI) antidepressant or Serotonin and norepinephrine reuptake inhibitor (SNRI), who additionally administered Buspar® Tab (Buspirone) to control symptom of anxiety. Primary objective: To evaluate the efficacy of treating the symptoms of anxiety at 12 weeks from the baseline after the administration of Buspar® Tab (Buspirone) to patients with depression by using the Hamilton Anxiety (HAM-A). Approximately 400 participants (including 10% dropouts) Rating Scale