Independent directory Public ClinicalTrials.gov records United States
Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 18, 2026, 5:39 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–5 of 5 matching trials from the live ClinicalTrials.gov search.
Conditions
PTSD
Interventions
Psilocybin 15mg, Psilocybin 25mg
Drug
Lead sponsor
Baylor College of Medicine
Other
Eligibility
21 Years to 64 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Houston, Texas
Conditions
Post-Treatment Lyme Disease, Chronic Lyme Disease, Lyme Disease, Chronic
Interventions
Psilocybin
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Baltimore, Maryland
Recruiting Phase 1 Interventional Accepts healthy volunteers

Safety and Tolerability Trial of Psilocybin in Healthy Older Adults

NCT07516405
Conditions
Healthy Volunteer, Older Adults (65-85 Years)
Interventions
Psilocybin (Usona Institute)
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
65 Years to 85 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
6
States / cities
San Francisco, California • Aurora, Colorado • Atlanta, Georgia + 3 more
Conditions
Psilocybin Intoxication
Interventions
0mg Psilocybin Capsule + 0.00% BAC Alcoholic Drink, 1mg Psilocybin Capsule + 0.00% BAC Alcoholic Drink, 5mg Psilocybin Capsule + 0.00% BAC Alcoholic Drink, 15mg Psilocybin Capsule + 0.00% BAC Alcoholic Drink, 25mg Psilocybin Capsule + 0.00% BAC Alcoholic Drink, 0mg Psilocybin Capsule + 0.08% BAC Alcoholic Drink
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
21 Years and older
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2027 – 2030
U.S. locations
1
States / cities
Baltimore, Maryland
Not yet recruiting Phase 1Phase 2 Interventional Accepts healthy volunteers

The Acute Effects of Psilocybin on Cognition, Memory, and Brain Function

NCT07079852
Conditions
Healthy
Interventions
Placebo, Psilocybin 15mg
Drug
Lead sponsor
Manoj Doss
Other
Eligibility
21 Years to 45 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Austin, Texas