Official Title

A Study to Test the Effect of Different Doses of BI 1358894 and Quetiapine in people with Depression

Purpose

The purpose of this study is to see if a new drug (BI 1358894), taken in addition to a current antidepressant, is useful and safe for treating patients with Major Depressive Disorder.

You will be in this study approximately 13 weeks and have about 8 visits to the study center. You will also have about 2 visits that will be done by phone.

Could this study be right for you?

Inclusion criteria:
- Between the ages of 18 and 65
- Currently taking an antidepressant
- Currently experiencing symptoms of depression

Age Range

18 and up