History of depression before infected with COVID-19 Psychosis Any other mental disorder in another axis Taking other psychiatric drugs which can alter cognitive functions History of ECT in recent two months Thyroid dysfunctions Kidney disease Liver disease History of cognitive dysfunction or dementia Pregnant or lactating women Serious suicidal thoughts (<2 in suicidal HDRS section)

History of depression before infected with COVID-19 Psychosis Any other mental disorder in another axis Taking other psychiatric drugs which can alter cognitive functions History of ECT in recent two months Thyroid dysfunctions Kidney disease Liver disease History of cognitive dysfunction or dementia Pregnant or lactating women Serious suicidal thoughts (<2 in suicidal HDRS section)