Modafinil for Atypical Depression

Inclusion Criteria: adults 18-65 years of age DSM-IV criteria for major depressive episode with atypical features as assessed by the Atypical Depression Diagnostic Scale minimum score of 18 on the Hamilton Depression Scale (29-item version) at baseline baseline Clinical Global Impressions Severity score of 4 or more written informed consent negative serum pregnancy test for women of childbearing potential Exclusion Criteria: any current primary DSM-IV Axis I disorder other than depression history of DSM-IV diagnosis of bipolar I disorder, schizophrenia or other psychotic disorder, mental retardation or other pervasive developmental disorder, or cognitive disorder due to a general medical condition history of substance abuse or dependence within the last 3 months suicide risk or serious suicide attempt with the last year clinically significant medical condition or laboratory or EKG abnormality history of non-response to three prior adequate trials of antidepressants women of childbearing potential who are unwilling to practice an acceptable method of contraception history of hypersensitivity to modafinil use of an investigational medication within the last 28 days use of antidepressant medication with 28 days of screening