Clinical Research Directory

Inclusion Criteria: * Male, female, or transgender person, age \> 18 years * French speaking subject, able to understand the objectives and risks of the research * Informed signed consent form by the curator (subject under curatorship) / guardian (subject under guardianship), if applicable * Subject who has written "I consent" on the consent form * Subject using psychoactive substances and who attends a low-risk consumption room (SCMR), or a Center for Care, Accompaniment and Prevention in Addictology (CSAPA) * Subject who used one or more illegal opioid drugs or one or more medications (with or without a prescription) at least once in the last 3 months (heroin, buprenorphine, morphine sulfate, methadone, morphine derivatives, oxycontin, oxycodone, oxynorm, Subutex® (Sub), Temgesic®, Suboxone®, Orobupre®, Skenan®, Moscontin®, opium, pethidine, codeine, dinacode, neocodion, codeine efferalgan, Lamaline®, tramadol, durogesic patches, fentanyl...) Exclusion Criteria: * Inability to give the subject informed information (subject with difficulties in understanding) * Subject in an emergency or life-threatening situation * Subject under court protection (upon subject's declaration) * Subject participating in an investigational drug study (upon subject's declaration)