Open-Label Treatment With Duloxetine Hydrochloride Once-Daily Dosing for Evaluation of Stabilization Dose in Patients With Major Depression

Inclusion Criteria: * You must be at least 18 years old. * You must have been diagnosed with major depressive disorder. * You must be able to visit the doctor's office once a week to once every 2 weeks for a total of 14 weeks Exclusion Criteria: * You are a woman and are pregnant or breastfeeding. * You have a current or previous major psychiatric disorder other than depression, such as bipolar disorder, schizophrenia, or other psychotic disorder. * You have had a primary diagnosis of an anxiety disorder within the past 6 months. * You have a history of alcohol or drug dependence or abuse within the past 6 months.