Consciousness and Psilocybin Effects on Well-Being: The CoPEWell Study
NCT07360301 · Status: NOT_YET_RECRUITING · Phase: PHASE1 · Type: INTERVENTIONAL · Enrollment: 120
Last updated 2026-05-01
Summary
This study is exploring how psilocybin (a psychedelic drug) may improve mood and wellbeing. Many people report feeling better after taking psilocybin, but it is not clear why. The CoPEWell study will test whether these improvements come from the psychedelic experience itself (the "trip") or from direct effects on the brain. To study this, up to 120 participants will be enrolled to receive psilocybin either while awake or asleep and can expect to be on study for up to 4 months.
Conditions
- Well-Being, Psychological
- Psychedelic Experiences
Interventions
- DRUG
-
IV administration, infusion of 3.2 mg psilocybin over 10 minutes, followed by an additional 0.8 mg infused over the following 20 minutes
- OTHER
-
Saline Placebo
IV administration, placebo will be 20 mL of saline drawn up aseptically into the same sized (30 mL) syringe as is used for the active drug.
- DRUG
-
Clonidine
0.2 mg of clonidine will be taken by mouth by all participants 60 minutes prior to the initial infusion on Dosing Night
Sponsors & Collaborators
-
Tiny Blue Dot Foundation
collaborator OTHER -
University of Wisconsin, Madison
lead OTHER
Principal Investigators
-
Charles Raison, MD · University of Wisconsin, Madison
Study Design
- Allocation
- RANDOMIZED
- Purpose
- BASIC_SCIENCE
- Masking
- DOUBLE
- Model
- PARALLEL
Eligibility
- Min Age
- 18 Years
- Max Age
- 45 Years
- Sex
- ALL
- Healthy Volunteers
- Yes
Timeline & Regulatory
- Start
- 2026-06-30
- Primary Completion
- 2028-02-29
- Completion
- 2028-02-29
- FDA Drug
- Yes
Countries
- United States
Study Locations
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