Pregabalin in the Treatment of Patients With Generalized Anxiety Disorder (GAD).

Inclusion Criteria:

• Adult male and female subjects with primary DSM-IV diagnosis of GAD, as confirmed bythe MINI structured interview.
• Historical failure to respond optimally to a GAD treatment

Exclusion Criteria:

• Current primary DSM-IV (Diagnostic and Statistical Manual of Mental Disorders 4thedition) diagnosis of major depressive disorder with or without seasonal pattern,dysthmic disorder, depressive disorder NOS (not otherwise specified), social phobia,panic disorder with or without agoraphobia, post traumatic stress disorder,dissociative disorder, borderline personality disorder, obsessive-compulsive disorder,antisocial personality disorder, as defined in the DSM-IV TR (Diagnostic andStatistical Manual of Mental Disorders 4th edition, Text Revision).
• Past and/or current DSM-IV diagnosis of schizophrenia, schizoaffective disorder, otherpsychotic disorders, bipolar disorders (I or II), factitious disorder or cognitivedisorder (including delirium, dementia, and amnestic disorder).