A Randomized, Double-blind, Parallel-arm, Sham-controlled Trial of ElectraRx Mindfulness Transcranial Direct Current Treatment System (Elect-MDS) for Adults With Major Depressive Disorder

Inclusion Criteria: * Clinically stable patients that meet criteria for diagnosis of MDD according to DSM-V-TR and confirmed with the Mini International Neuropsychiatric interview * Currently experiencing a major depressive episode of at least 4 week's duration as part of a unipolar depression * QIDS-SR score \>11 on all three days of screening week (Days 1,3, 7) * Scored at least 17 (inclusive) on the HDRS-17 at trial entry * Any antidepressant medication is stable ≥ 30 days prior to HDRS-17 screening * Female patients are allowed if not pregnant and using a medically acceptable method of co…