Efficacy and Safety of COMP360 Psilocybin Therapy in Anorexia Nervosa: a Proof-of-concept Study

NCT ID: NCT05481736

Last Updated: 2024-12-04

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

PHASE2

Total Enrollment

32 participants

Study Classification

INTERVENTIONAL

Study Start Date

2022-10-12

Study Completion Date

2024-11-18

Brief Summary

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Efficacy and Safety of COMP360 Psilocybin therapy in Anorexia Nervosa: a Proof-of-concept Study

Detailed Description

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This study aims to explore the efficacy and safety of COMP360 25 mg as compared to COMP360 1 mg (control condition) administered with psychological support in participants with Anorexia Nervosa

Conditions

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Anorexia Nervosa

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

QUADRUPLE

Participants Caregivers Investigators Outcome Assessors

Study Groups

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25 mg COMP360 Psilocybin

25 mg COMP360 Psilocybin

Group Type EXPERIMENTAL

Psilocybin

Intervention Type DRUG

COMP360 Psilocybin administered under supportive conditions

1 mg COMP360 Psilocybin

1 mg COMP360 Psilocybin

Group Type ACTIVE_COMPARATOR

Psilocybin

Intervention Type DRUG

COMP360 Psilocybin administered under supportive conditions

Interventions

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Psilocybin

COMP360 Psilocybin administered under supportive conditions

Intervention Type DRUG

Other Intervention Names

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COMP360

Eligibility Criteria

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Inclusion Criteria

1. Any sex and aged 18 years or above at screening.
2. Meeting criteria for AN either restrictive or binge-purging type, according to the DSM-5, based on medical records, clinical assessment, BMI, and documented completion of MINI 7.0.2 and EDE at screening.
3. Have successfully discontinued all prohibited medications for a period of at least two weeks prior to baseline. For fluoxetine (Prozac), immediate cessation at screening period visit 1a followed by at least four weeks of washout will be required prior to baseline.
4. Has a history of disordered eating with duration of at least 3 years prior to screening, that is consistent with AN.
5. BMI ≥15 kg/m2 and ≤20 kg/m2. For participants with a BMI \<16 kg/m2 and \>18.5 kg/m2 at screening, approval from the Medical Monitor will be required. Any participant with a BMI \>18.5 kg/m2 must meet all of the criteria for AN except that, despite significant weight loss, the individual's weight is within or above the normal range.
6. Being otherwise medically stable at screening determined by clinical interview, clinical laboratory values, vital signs, ECG, and medical history.
7. Have at least one documented prior attempt at treatment in the past 3 years.

Exclusion Criteria

1. Prior or ongoing bipolar disorder, any psychotic disorder, including schizophrenia, schizophreniform disorder, schizoaffective disorder, brief psychotic disorder (unless substance induced or due to a medical condition), antisocial personality disorder, or any serious psychiatric comorbidity as assessed by medical history and a structured clinical interview (MINI 7.0.2).
2. Prior or ongoing paranoid, schizoid, schizotypal, histrionic, narcissistic personality disorder based on medical history and clinical judgment.
3. Borderline personality disorder as demonstrated by medical history, the MINI Plus - BPD and clinical judgment.
4. Significant suicide risk as defined by (1) suicidal ideation as endorsed on items 4 or 5 on the C-SSRS within the past year, at screening or at baseline, or; (2) suicidal behaviours within the past year or; (3) clinical assessment of significant suicidal risk during participant interview.
5. Current (within last year) alcohol or substance use disorder as informed by the DSM-5 assessed via the MINI 7.0.2, and urine toxicology at screening.
6. Other personal circumstances and behaviour judged to be incompatible with establishment of rapport or safe exposure to psilocybin.
7. Exposure to psilocybin, or any other psychedelics, such as ayahuasca, mescaline, LSD, or peyote within the past year.
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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COMPASS Pathways

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Locations

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Altman Clinical and Translational Research Institute

San Diego, California, United States

Site Status

Sheppard Pratt Health System

Baltimore, Maryland, United States

Site Status

Dell Medical School

Austin, Texas, United States

Site Status

Tallaght University Hospital

Dublin, , Ireland

Site Status

Kings College London, Institute of Psychiatry, Psychology and Neurology

London, , United Kingdom

Site Status

Countries

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United States Ireland United Kingdom

Other Identifiers

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COMP 401

Identifier Type: -

Identifier Source: org_study_id