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Active, not recruiting Phase 1Phase 2 Interventional

Psilocybin Therapy for Chronic Low Back Pain

ClinicalTrials.gov ID: NCT05351541

Public ClinicalTrials.gov record NCT05351541. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Oct 16, 2026, 4:53 PM EDT

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

Official title

A Double-blind, Randomized Trial Examining the Preliminary Efficacy of Psilocybin Therapy for People With Chronic Low Back Pain

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

This study evaluates whether psilocybin therapy helps patients cope with chronic low back pain more effectively. Patients may be recruited at Stanford and University of California San Francisco (UCSF), study procedures will occur at UCSF. Each participant will receive a dose of psilocybin with possibly one or more other drugs. Participants will undergo two preparation sessions, a dosing session, three integration sessions to discuss their psilocybin experience, and several follow up sessions.

Study identification

NCT ID
NCT05351541
Recruitment status
Active, not recruiting
Study type
Interventional
Phase
Phase 1, Phase 2
Lead sponsor
Joshua Woolley, MD, PhD
Other
Enrollment
30 participants

Conditions and interventions

Eligibility (public fields only)

Age range
25 Years to 70 Years
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Dec 1, 2023 (Actual)
Primary completion
Jul 2026 (Estimated)
Completion
Sep 2026 (Estimated)
Last update posted
Apr 29, 2026

2023 – 2026

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
University of California San Francisco San Francisco California 94107 —

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT05351541, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Apr 29, 2026 · Synced Oct 16, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT05351541 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →