🏛️ Verified NIH Record • Updated 2026-06-12

Measuring Environmental Tobacco and Cannabis: Pollutants and Exposures (NCT06030674)

🟢 Recruiting Observational / Diagnostic 📋 Clinical Research Protocol Sponsor: University of California, San Francisco

🩺 Plain-English Summary (8th-Grade Level)

This is an unblinded pilot study of an environmental exposure to secondhand cannabis smoke in one group of healthy nonsmokers.

Who can join: To join this study, participants generally need to meet the listed inclusion criteria (7 items) and avoid the listed exclusions (20 items).

Location: Zuckerberg San Francisco General Hospital — San Francisco, California

Age range: 21 Years to 50 Years

🧪 Interventions in This Study

  • Secondhand cannabis emissions/smoke exposure (OTHER)

📋 "Do I Qualify?" — 1-Minute Self Screener

Instant Checklist

Check every box below. If you can check all of them, you may meet the study's basic screening requirements (final eligibility is confirmed by the site team).

Usually NOT eligible if any of the following apply:

  • Exclusion Criteria:
  • Current use of cannabis products, including CBD and edible THC products
  • Regular exposure to secondhand tobacco or cannabis smoke
  • Positive SARS-CoV-2 antibody test
  • Age 18 \< or \> 50
  • Physician diagnosis of asthma, heart disease, hypertension, thyroid disease, diabetes, renal or liver impairment or glaucoma.
  • Unstable psychiatric condition (such as current major depression, history of schizophrenia or bipolar disorder) or current use of more than two psychiatric medications
  • Systolic blood pressure \> 150
  • Diastolic blood pressure \> 100
  • Pregnancy or breastfeeding (by urine hCG and/or history)
  • Alcohol or illicit drug dependence within the past 5 years
  • BMI \> 35 and \< 18

🔍 Extracted verbatim from the official NIH eligibility criteria. Always confirm with the study coordinator.

📍 All Participating Trial Locations (1 Sites)

  • Zuckerberg San Francisco General Hospital — San Francisco, California

📞 Contact the Study Coordinator

Phone: (415) 514-3535

Email: suzaynn.schick@ucsf.edu

Coordinator details come directly from the registered NIH protocol. Confirm the study is still recruiting before traveling.

💰 Cost, Insurance & Patient Rights

  • 100% Free Items: The investigational treatment and protocol-required procedures are supplied at zero cost by the sponsor.
  • Routine Patient Care: Under federal law (ACA § 2709) and many state statutes, routine care costs are covered during participation.
  • Voluntary Participation: You may withdraw at any time without affecting your standard medical care.

Explore by condition: All Healthy clinical trials

💡 How to Participate

  1. Check the checklist above to see if you may qualify.
  2. Contact the study coordinator using the phone/email above.
  3. Ask about the visit schedule, what is covered at no cost, and any travel support.
  4. Confirm with your own doctor before making a decision.
🏛️ View Official NIH Record ↗