Apply to trial NCT07439471

A few quick questions so the study team can decide if you might be a fit.

RecruitingClinical trial

Understanding Tobacco and Cannabis Co-Use Practices: Initiation, Escalation, and Maintenance

This study evaluates histories among cannabis and tobacco co-users of their initiation, escalation, and maintenance of the co-use behavior.

How this works

  1. Answer a few questions

    About 5 to 10 minutes. Skip-friendly where possible.

  2. We forward your profile to the study team

    They see only the answers needed to decide if you can be screened.

  3. The team reaches out to schedule screening

    Usually within a few business days, via the contact you give.

We save your progress under this email so you can come back later, and the study team uses it to reach you.

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