Clinical trial NCT00735709 (phase 3, status: completed)
Conditions: major depressive disorder
ICD codes: F33.0, F33.1, F33.9, F32.0, F32.1, F32.9, F33.40
Drugs: vortioxetine, placebo
SMILES: CC1=CC=C(SC2=CC=CC=C2N2CCNCC2)C(C)=C1, CN1C(=O)C=C(N2CCC[C@@H](N)C2)N(CC2=C(C=CC=C2)C#N)C1=O
Eligibility criteria:

        Inclusion Criteria:

          -  Has a primary diagnosis of major depressive episode according to the Diagnostic and
             Statistical Manual of Mental Disorders, Fourth Edition, Text Revision (DSM-IV-TR)
             criteria.

          -  The reported duration of the current major depressive episode is at least 3 months.

          -  Has a Montgomery Åsberg Depression Rating Scale (MADRS) total score ≥26.

          -  A male or a female of childbearing potential who is sexually active agrees to use
             adequate contraception from Screening throughout the duration of the study and for 1
             month after the last dose of study medication.

        Exclusion Criteria:

          -  Has 1 or more the following:

               -  Any current psychiatric disorder other than major depressive disorder as defined
                  in the DSM-IV-TR.

               -  Current or past history of: manic or hypomanic episode, schizophrenia or any
                  other psychotic disorder, including major depression with psychotic features,
                  mental retardation, organic mental disorders, or mental disorders due to a
                  general medical condition as defined in the DSM-IV-TR.

               -  Any substance disorder (except nicotine and caffeine) within the previous 6
                  months as defined in the DSM-IV-TR. (must have negative urine drug screen prior
                  to Baseline).

               -  Presence or history of a clinically significant neurological disorder (including
                  epilepsy).

               -  Neurodegenerative disorder (Alzheimer disease, Parkinson disease, multiple
                  sclerosis, Huntington disease, etc).

          -  Has a significant risk of suicide according to the investigator's opinion or has a
             score ≥5 on item 10 (suicidal thoughts) of the Montgomery Åsberg Depression Rating
             Scale, or has made a suicide attempt in the previous 6 months.

          -  Currently receiving formal cognitive or behavioral therapy, systematic psychotherapy,
             or plans to initiate such therapy during the study.

          -  Has a clinically significant unstable illness.

          -  Has previously failed to respond to adequate treatment with selective serotonin
             reuptake inhibitors and/or serotonin-norepinephrine reuptake inhibitors.

          -  Has received electroconvulsive therapy within 6 months prior to Screening.

          -  Has an alanine aminotransferase, aspartate aminotransferase, or total bilirubin level
             > 1.5 times the upper limit of normal.

          -  Has a serum creatinine of > 1.5 × upper limit of normal.

          -  Has a previous history of cancer that had been in remission for less than 5 years.

          -  Has thyroid stimulating hormone value outside the normal range.

          -  Has an abnormal electrocardiogram.