Long-term Study With Trazodone Once-a-Day

This is an observational, prospective, single group, multicentre, international study. The present study is planned to assess, in a real-world setting, the long-term clinical response, functional impairment and quality of life in outpatients with Major Depressive Disorder who, according to the physician's judgment, have responded to the acute monotherapy (6 to 8 weeks of treatment) with Trazodone once-a-day and are eligible to continue Trazodone once-a-day monotherapy according to clinical practice.