Pilot Trial of Visual Healing® in Psilocybin-assisted Therapy for Alcohol Use Disorder
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The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government. Read our disclaimer for details. |
ClinicalTrials.gov Identifier: NCT04410913 |
Recruitment Status :
Active, not recruiting
First Posted : June 1, 2020
Last Update Posted : January 17, 2023
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Condition or disease | Intervention/treatment | Phase |
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Alcohol Use Disorder | Drug: Psilocybin plus Visual Healing Set and Setting Drug: Psilocybin plus Standard Set and Setting | Phase 2 |
Study Type : | Interventional (Clinical Trial) |
Actual Enrollment : | 20 participants |
Allocation: | Randomized |
Intervention Model: | Parallel Assignment |
Intervention Model Description: | Parallel assignment |
Masking: | None (Open Label) |
Masking Description: | Open Label |
Primary Purpose: | Treatment |
Official Title: | Pilot Trial of Visual Healing®, a Nature-themed Virtual Immersive Experience, to Optimize Set and Setting in Psilocybin-assisted Therapy for Alcohol Use Disorder |
Actual Study Start Date : | February 18, 2021 |
Estimated Primary Completion Date : | February 2023 |
Estimated Study Completion Date : | February 2023 |

Arm | Intervention/treatment |
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Experimental: Visual Healing Set and Setting
Participants in this group will receive a single 25 mg dose of open-label psilocybin along with the Visual Healing Set and Setting protocol. Psilocybin is administered orally as a capsule and taken with water. Four weeks later all participants will undergo a second open-label psilocybin 25 mg session where participants will choose to receive Visual Healing or standard Set and Setting procedures. All participants will receive Prep and Integration counseling.
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Drug: Psilocybin plus Visual Healing Set and Setting
Psychedelic session (psilocybin 25 mg) with a therapist who will guide and accompany participants before, during, and after the psychedelic session. In addition, participants will have the chance to view nature-themed videos before and after the psychedelic sessions. Four weeks later, a second psychedelic session (psilocybin 25 mg) with either Visual Healing or standard Set and Setting procedures (patient's choice). |
Active Comparator: Standard Set and Setting
Participants in this group will receive a single 25 mg dose of open-label psilocybin along with the Standard Set and Setting protocol. Psilocybin is administered orally as a capsule and taken with water. Four weeks later all participants will undergo a second open-label psilocybin 25 mg session where participants will choose to receive Visual Healing or standard Set and Setting procedures. All participants will receive Prep and Integration counseling.
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Drug: Psilocybin plus Standard Set and Setting
Psychedelic session (psilocybin 25 mg) with a therapist will guide and accompany participants before, during, and after the psychedelic session. Four weeks later, a second psychedelic session (psilocybin 25 mg) with either Visual Healing or standard Set and Setting procedures (patient's choice). |
- Feasibility: Recruitment Rate [ Time Frame: Week 10 ]Enroll at least 70% of target number of participants
- Feasibility: Retention Rate [ Time Frame: week 10 ]Participants complete at least 70% of post-randomization visits
- Tolerability: Number of Visual Healing segments viewed by participants [ Time Frame: Week 7 ]Average number of segments viewed
- Safety/Tolerability: number of Adverse Events [ Time Frame: Week 14 ]Average number of adverse events (side effects)
- Safety: Systolic Blood Pressure [ Time Frame: Week 14 ]Systolic blood pressure during dosing sessions
- Safety: Diastolic Blood Pressure [ Time Frame: Week 14 ]Diastolic blood pressure during dosing sessions
- Safety: Heart rate [ Time Frame: Week 14 ]Heart rate during dosing sessions
- Tolerabilty: Spielberger State-Trait Anxiety Inventory -Short Form (STAI-SF) mean score [ Time Frame: Week 14 ]Average change in anxiety scale score from prep session to dosing session
- Safety: Challenging Experience Questionnaire (CEQ) [ Time Frame: Week 14 ]Average score on challenging psychedelic experience scale
- Safety: Questionnaire for Psychotic Experiences [ Time Frame: Week 14 ]Average score on psychosis symptom scale

Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the contacts provided below. For general information, Learn About Clinical Studies.
Ages Eligible for Study: | 18 Years and older (Adult, Older Adult) |
Sexes Eligible for Study: | All |
Accepts Healthy Volunteers: | No |
Inclusion Criteria:
- Age 18 or older
- Able to read, speak, and understand English
- Alcohol use disorder, moderate-severe, according to DSM-5 criteria
- Interested in stopping or reducing alcohol use
- Able and willing to adhere to study requirements, including attending all study visits, preparatory, and follow-up sessions, and completing all study evaluations
- Able to swallow capsules
- Women of childbearing potential (WOCBP) must agree to practice an effective means of birth control throughout the duration of the study
- Have an identified support person
- Agree to be driven home (or to an otherwise safe destination) by the support person, or another responsible party, following dosing
Exclusion Criteria:
- Alcohol withdrawal requiring medical intervention
- Women who are pregnant, or women who intend to become pregnant during the study or who are currently nursing
- Unwilling or unable to discontinue formal alcohol use disorder treatment
- Significant current or history of cardiovascular condition
- Have a history of stroke or Transient Ischemic Attack (TIA)
- Moderate to severe liver impairment
- Epilepsy
- Insulin-dependent diabetes
- Diabetes and taking oral hypoglycemic agent with a history of hypoglycemia requiring serious medical intervention

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT04410913
United States, California | |
Pacific Treatment & Research in Psychedelics | |
Santa Monica, California, United States, 90404 |
Responsible Party: | Keith Heinzerling, Director, Pacific Treatment & Research In Psychedelics Program, Saint John's Cancer Institute |
ClinicalTrials.gov Identifier: | NCT04410913 |
Other Study ID Numbers: |
PTRIP002 |
First Posted: | June 1, 2020 Key Record Dates |
Last Update Posted: | January 17, 2023 |
Last Verified: | January 2023 |
Studies a U.S. FDA-regulated Drug Product: | Yes |
Studies a U.S. FDA-regulated Device Product: | No |
Product Manufactured in and Exported from the U.S.: | No |
Psilocybin Psychedelics Alcohol Use Disorder Alcoholism Psychedelic-assisted Therapy |
Alcoholism Alcohol Drinking Drinking Behavior Alcohol-Related Disorders Substance-Related Disorders Chemically-Induced Disorders |
Mental Disorders Psilocybin Hallucinogens Physiological Effects of Drugs Psychotropic Drugs |