High-Definition Transcranial Direct Current Stimulation as a Treatment of Negative Symptoms of Schizophrenia

HD-tDCS is going to be delivered at 1.5 mA intensity for 20 minutes once a day (+15 s fade-in and fade-out); sessions will be performed on 10 days 5 consecutive weekdays with sustained effects at T1 and T2. HD-tDCS will be used with the anode placed over the left DLPFC (F3) surrounded by four cathodes at F5, F1, FC3, and AF3 based on the 10/20 international EEG system.

HD-tDCS is going to be used with the anode placed over the left DLPFC (F3) surrounded by four cathodes at F5, F1, FC3, and AF3 based on the 10/20 international EEG system; sessions will be performed on 10 days 5 consecutive weekdays with sustained effects at T1 and T2. This group will have a 20-min-sham stimulation.