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Perceptual Influences From Smoking Cannabis: an Experimental Study

University of Colorado, Boulder · with National Institute on Drug Abuse (NIDA) · NCT06588582

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Opens the official ClinicalTrials.gov record, with the study team’s contacts. Bored Studies doesn’t enroll anyone.

Key facts

Compensation
Not posted. Ask the study team before screening.
Who can join
Ages 21–65 · All sexes
Healthy volunteers
Accepted
Study type
Interventional · Not applicable
Target enrollment
166
US sites recruiting
1
Study start
February 17, 2025
Record last updated
June 13, 2025

Status re-checked against ClinicalTrials.gov within the last 12 hours.

What the study is about

The purpose of the study is to better understand the effects of cannabis in relation to mental and physical states including its relationship with mood, cognition, perception including the experience of temperature and pain, and heart rate.

We expect that participants will be in this research study for approximately one week. The total amount of time that participants will spend completing study tasks will be about 2.5 hours across two separate in-person visits.

Being studied: Water Temperature Variation - WW; Water Temperature Variation - CW

Conditions: Cannabis Use; Stress

Eligibility criteria

Copied from the official record. The study team makes the final decision at screening.

Show full criteria

Inclusion Criteria

  • 21-65 years of age
  • Endorsement of at least some use of cannabis for coping purposes (>1 on CMMQ)
  • Regularly use flower cannabis products (i.e., ≥1x/week in the last 6 months)
  • Proficient in English language
  • At least occasional use of CBD+THC or CBD-dominant products (e.g., ≥1x/month)

Exclusion Criteria

  • Diagnosis or use of medications for substance use or psychotic disorders
  • Report of other drug use (cocaine, opiates, methamphetamine) in the past 90 days or fail urine screen for any of these drugs
  • Females cannot be pregnant or trying to become pregnant or nursing mothers
  • Not able to provide informed consent

Recruiting US locations

  • University of Colorado at Boulder

    Boulder, CO 80309

    Site contact: Carillon Skrzynski, PhD · (734)788-2961 · carillon.skrzynski@colorado.edu

Study contacts (from the official record)

  • Carillon Skrzynski, PhD · (734)788-2961 · carillon.skrzynski@colorado.edu
All smoking & vaping studies in Colorado →
Perceptual Influences From Smoking Cannabis: an Experimental Study (NCT06588582) | Bored Studies