🏛️ Verified NIH Record • Updated 2025-06-05
Comparing the Effects of Psilocin and Psilocybin in Healthy Adults (NCT05317689)
Comparison of the Effects of PEX20 (Oral Psilocin), PEX30 (Sublingual Psilocin), and PEX10 (Oral Psilocybin) in Healthy Adults
🔵 Active, Not Recruiting Phase1 💊 Investigational Drug / Biologic Sponsor: University of California, San Francisco
🩺 Plain-English Summary (8th-Grade Level)
To compare the physiological and psychological effects of psilocin taken orally by pill or sublingually by dissolving a tablet under the tongue to those of psilocybin taken by pill in healthy adults.
Who can join: Review the eligibility criteria below.
Location: University of California, San Francisco — San Francisco, California
Age range: 25 Years to 50 Years
🧪 Interventions in This Study
📋 "Do I Qualify?" — 1-Minute Self Screener
Instant ChecklistFull eligibility criteria are available on the official NIH protocol. View the criteria ↗
📍 All Participating Trial Locations (1 Sites)
- University of California, San Francisco — San Francisco, California
💰 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.
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💡 How to Participate
- Check the checklist above to see if you may qualify.
- Review the official NIH record below to find the coordinating site.
- Ask about the visit schedule, what is covered at no cost, and any travel support.
- Confirm with your own doctor before making a decision.