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Psychedelic

Psilocybin Microdosing for Depression and Anxiety

Phase 1 & 2
Recruiting
Led By James Downar, MDCM, MSc
Research Sponsored by Ottawa Hospital Research Institute
Eligibility Criteria Checklist
Specific guidelines that determine who can or cannot participate in a clinical trial
Must have
Advanced illness under palliative care management, defined as having 1 to <12 months life expectancy (in the judgment of the palliative care provider)
Be older than 18 years old
Timeline
Screening 3 weeks
Treatment Varies
Follow Up through study completion, up to 1 year
Awards & highlights

Study Summary

This trial aims to study the safety and effectiveness of using small doses of psilocybin (a compound found in certain mushrooms) to help patients with advanced illness who are experiencing psychological distress. The trial

Who is the study for?
This trial is for adults over 18 with advanced illnesses and a life expectancy of less than 12 months, who are under palliative care and experiencing significant psychological distress. Participants must be able to communicate in English or French.Check my eligibility
What is being tested?
The study tests the safety and initial effectiveness of microdosing psilocybin (1-3mg daily) for four weeks to alleviate psychological distress in palliative care patients. It's an open-label, single-arm phase I/II trial involving forty participants.See study design
What are the potential side effects?
Potential side effects may include changes in mood, perception, cognition, and possible physical reactions like nausea or headaches. The low dose aims to minimize risks while assessing therapeutic benefits.

Eligibility Criteria

Inclusion Criteria

You may be eligible if you check “Yes” for the criteria below
Select...
My doctor expects I have less than 12 months to live and I am receiving palliative care.

Timeline

Screening ~ 3 weeks
Treatment ~ Varies
Follow Up ~through study completion, up to 1 year
This trial's timeline: 3 weeks for screening, Varies for treatment, and through study completion, up to 1 year for reporting.

Treatment Details

Study Objectives

Outcome measures can provide a clearer picture of what you can expect from a treatment.
Primary outcome measures
Anxiety
Change in Psychological Distress - Anxiety, Depression, and Well-being
Dosing
+11 more
Secondary outcome measures
Existential Distress
Global Distress
Participant Quality of Life
+2 more

Side effects data

From 2021 Phase 2 trial • 95 Patients • NCT02061293
9%
Nausea
7%
Pain
7%
Viral upper resp. tract infection
7%
Back pain
7%
Bronchitis
4%
Suicidal Ideation
4%
Oropharyngeal pain
4%
Insomnia
4%
Influenza
4%
Depression
4%
Diarrhea
4%
Headache
4%
Sinus headache
4%
Depressed mood
4%
Lower resp. tract congestion
4%
Alcohol withdrawal syndrome
2%
Restlessness
2%
Fungal infection
2%
Rhinorrhea
2%
Pyrexia
2%
Oedema
2%
Vomiting
2%
Musculoskeletal pain
2%
Hypoesthesia
2%
Peripheral swelling
2%
Thrombocytosis
2%
Eye infection
2%
Constipation
2%
Dermatitis contact
2%
Bronchitis bacterial
2%
Traumatic lung injury
2%
Hyponatremia
2%
Arthralgia
2%
Pain in extremity
2%
Dizziness
2%
Migraine
2%
Sedation
2%
Anger
2%
Anxiety
2%
Cough
2%
Sexual abuse
2%
Sinus congestion
2%
Malignant melanoma
2%
Endodontic procedure
2%
Mallory-Weiss Syndrom
2%
Anemia
2%
Influenza like Illness
2%
Gingivitis
2%
Arthoscopic surgery
100%
80%
60%
40%
20%
0%
Study treatment Arm
Diphenhydramine
Psilocybin

Trial Design

1Treatment groups
Experimental Treatment
Group I: Psilocybin MicrodosingExperimental Treatment1 Intervention
Participants will receive a 4-week psilocybin microdosing intervention (1-3mg/day, Monday-Friday for up to 4 weeks; start at 1mg with opportunity to increase dose each week)
Treatment
First Studied
Drug Approval Stage
How many patients have taken this drug
Psilocybin
2021
Completed Phase 2
~730

Find a Location

Who is running the clinical trial?

Ottawa Hospital Research InstituteLead Sponsor
561 Previous Clinical Trials
2,785,474 Total Patients Enrolled
CHU de Quebec-Universite LavalOTHER
167 Previous Clinical Trials
107,137 Total Patients Enrolled
St. Joseph's Healthcare HamiltonOTHER
196 Previous Clinical Trials
25,524 Total Patients Enrolled

Frequently Asked Questions

These questions and answers are submitted by anonymous patients, and have not been verified by our internal team.

Are there any vacancies available for patients to participate in this trial?

"Clinicaltrials.gov indicates that this specific clinical trial is not actively seeking participants. The trial was initially posted on March 1st, 2022 and the most recent update occurred on November 17th, 2021. However, it is worth noting that there are currently a total of 1268 other ongoing trials actively recruiting patients at present."

Answered by AI

Who else is applying?

What site did they apply to?
Bruyere Continuing Care
The Ottawa Hospital
What portion of applicants met pre-screening criteria?
Met criteria
Did not meet criteria

Why did patients apply to this trial?

I’ve been on many antidepressants from 15-41 and nothing is working. I have taken so many different medications and I want to be able to try something that may help me reconnect with myself and my family.
PatientReceived 1 prior treatment
I’ve had anxiety for 20 years. I would like to try something that will potentially help me live a better life. I’m also a veteran of the Canadian army.
PatientReceived 2+ prior treatments
I’ve tried multiple SSRIs, TMS therapy, CBT therapy without any success. I have not been able to function normally & independently due to my mental health instability.
PatientReceived no prior treatments
Had a traumatic experience last year that caused my anxiety to skyrocket leading to depression as well. Tried two antidepressants and other medications for sleep but looking for alternatives to heal.
PatientReceived 2+ prior treatments

What questions have other patients asked about this trial?

How many times would I need to come in person during the trial? I am on quite a few prescriptions and I really don’t want to be on so many is it an issue that I am on prescriptions for my condition currently?
PatientReceived no prior treatments
Recent research and studies
~13 spots leftby Jan 2025