Inclusion Criteria:  Patients between 18 and 65 years old Patients with a use-related disorder as defined by DSM5 Patients weaning for a substance, supported within the addictology sector of Henri Laborit Hospital Having expressed non-opposition to participating in the study after receiving written information.  Exclusion Criteria:  Person who cannot read or write Simultaneous participation in a therapeutic trial involving oxytocin Patients protected by law Patients who do not have French as their native language Patients who, in the opinion of the investigator, are unable to complete the questionnaires