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Biopsychosocial Markers of Addiction in Opioid Users: an Integrated Approach

Key facts

Who runs it
University Hospital, Strasbourg, France
Where
France3 sites in 1 countryChoose a country to see its sites
Trial code
Status
Recruiting
People taking part
300 people, planned
Started
27 Feb 2024
Expected to end
14 May 2029
Type of study
Observational
Treatments tested
  • Blood sample
  • Saliva sample
  • Hair sample
Record updated
25 August 2026

Who can take part

Age
18 years and older
Sex
Women and men
Healthy volunteers
Cannot take part

The registry criteria, word for word

Show all 10 criteriaShow less

Who can take part

  • 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...)

Who cannot take part

  • Subject participating in an investigational drug study (upon subject's declaration)
  • 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)

This trial has no sites in United States.

It has sites in one country. Choose a country to see its sites.

About the trial

What the trial wants to find out

BEBOP is a prospective, multicenter, national, comparative, non-randomized, open cohort study aiming to characterize opioid use disorder (OUD) severity and psychosocial severity among adults who use opioids, and to identify biological and psychosocial factors associated with OUD severity and its clinical evolution over a 2-year follow-up period.

Treatments tested

  • Blood sample
  • Saliva sample
  • Hair sample

Questions to ask the study team

  1. How often do I need to come in, and for how long each time?
  2. Are travel costs paid?
  3. Can I keep my own doctor?
  4. What happens if I want to stop?

Contact the study team: see the registry record → Contacts and Locations

Print a page for my doctor

Data and sources

Registry record
Listed on ClinicalTrials.gov.
Record updated
25 August 2026