Interest of tDCS in Help for Supporting Alcohol Abstinence

Inclusion Criteria: * patient aged from 18 to 70 years old * patient free, without guardianship * absence of epileptic pathology * patient affiliated to the french health security or benefiting through a third party * signed informed consent after having received a clear and honest information on the study. * patient with a disorder linked to the use of alcohol (define by the Diagnostic and Statistical Manual of Mental Disorders (DSM-5) classification) clinically evaluated. * patient requesting for an alcohol withdrawal * patient able to read and write Exclusion Criteria: * patient not affiliated to the french health security or not benefiting through a third party * woman in reproductive capacity without effective contraception (hormonal/mechanical: per os, injectable, transcutaneous, implantable, intra-uterine device or chirurgical: tubal ligation, hysterectomy, total ovariectomy) or breastfeeding * patient hospitalized under duress * patient with guardianship * somatic complications during the alcohol withdrawal phase * current psychiatric decompensation (mood disorder, suicide risk, psychotic disorders). * patient under benzodiazepines treatment * patient with scalp cutaneous lesion * history of cranial traumatism * patient with intra-cerebral metallic object * patient with a pacemaker * epileptic pathology * patient in emergency condition or unable to give personally her/his consent * another dependence other than alcohol or tobacco * mental illness syndrome and Korsa…