Inclusion criteria:
In this clinical trial, 60 patients over the age of 18 and under the age of 60 with bipolar disorder psychiatric illnesses will be admitted to the ECT since the beginning of the year 1396-97.All patients will undergo a full psychiatric assessment and patient disorder is recorded based on DSM-V.
Exclusion criteria:
Age outcomes aged less than 18 years and over 60 years of age, alcohol dependence or drug and drug addiction (except nicotine and caffeine) within 3 months of admission, confirmed kidney disease, epilepsy, back Mental retardation, cognitive impairments such as delirium and dementia, history of memantine use in the past 3 months before entering the study, patients who are unable to perform tests due to distraction , gastrointestinal disturbances and memantine susceptibility, and during Studying or suffering from intolerance to increasing the dose of memantine, as well as patients who receive more than 6 ECT sessions, are excluded be.