RecruitingPhase 2NCT05742698

Nabilone for Agitation in Frontotemporal Dementia

Double Blind Crossover Clinical Trial of Nabilone for Agitation in Frontotemporal Dementia


Sponsor

Simon Ducharme, MD

Enrollment

45 participants

Start Date

Mar 7, 2023

Study Type

INTERVENTIONAL

Conditions

Summary

The primary goal of this study is to test the hypothesis that oral nabilone treatment will reduce agitation compared with placebo in patients with Frontotemporal Dementia (both behavioural variant frontotemporal dementia and primary progressive aphasia). The study population is defined as patients with probable Frontotemporal Dementia that meet the International Psychogeriatric Association criteria for agitation in cognitive disorders.


Eligibility

Min Age: 18 Years

Inclusion Criteria7

  • Men and women over 18 years
  • Major neurocognitive disorder due to probable behavioural variant FTD (Rascovsky criteria)17 or primary progressive aphasia (Gorno-Tempini criteria)18. All ages and severity levels will be included.
  • Meets International Psychogeriatric Association criteria for agitation in cognitive disorders19
  • CMAI score of 39 or above
  • Stable psychoactive medication for 2 weeks prior to screening (all medications allowed) with no intention to change dose during treatment period
  • Available study partner with ≥10 hours per week in-person contact with the patient. This can either be a friend/family member or a staff member at an assisted living facility.
  • Capacity to provide written consent in English or French, or consent from official surrogate decision maker in case of incapacity

Exclusion Criteria11

  • Clinically significant psychotic symptoms (Neuropsychiatric Inventory domain score (severity x frequency) ≥4 on the delusions or hallucinations subscale)
  • Clinically significant orthostatic hypotension (a decrease in systolic blood pressure of 20 mm Hg or in diastolic blood pressure of 10 mm Hg within three minutes of standing compared to blood pressure in a seated position)
  • Symptomatic orthostatic tachycardia (heart rate increase from of at least 30 beats per minute within the first 5 minutes of standing compared to a seated position IF orthostatic hypotension is not a problem)
  • Unstable cardiovascular condition in the opinion of the investigator
  • Known or suspected history of drug or alcohol dependence or abuse in the past 12 months, including use of any psychomimetic drugs (e.g. ketamine, lysergic acid diethylamide, psilocybin).
  • Allergy, or significant adverse reaction to cannabinoids. If the adverse reaction involved psychological symptoms that are indicative of psychosis or severe anxiety the patient will be excluded. Their treating clinician may be consulted for a clinical opinion on the severity of the response to cannabis and whether this justifies exclusion from the trial.
  • Major depressive episode within 6 months of screening
  • Women who are breast feeding or pregnant
  • Severe liver dysfunction, as determined by their treating clinician
  • Other psychiatric or neurological condition that could cause significant agitation
  • Ongoing use of any cannabinoid-related products. This includes any THC or CBD based products, regardless of administration method (oral, inhalation, topical, etc…)

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Interventions

DRUGNabilone

Nabilone is a synthetic cannabinoid that has shown benefit for agitation in Alzheimer's disease. Nabilone further has potentially beneficial properties on oxidative stress and inflammation in neurodegenerative diseases, mechanisms that have been linked to the pathophysiology of frontotemporal dementia.

DRUGPlacebo

The placebo is a capsule identical to the nabilone capsules that will be used in this clinical trial.


Locations(7)

University of British Columbia, St Paul's Hospital

Vancouver, British Columbia, Canada

Brain and Mind Institute, University of Western Ontario

London, Ontario, Canada

Sunnybrook Health Sciences Centre

Toronto, Ontario, Canada

Baycrest Hospital, University of Toronto

Toronto, Ontario, Canada

Western Hospital - University of Toronto

Toronto, Ontario, Canada

CHU de Québec, Université Laval

Laval, Quebec, Canada

The Douglas Research Centre

Montreal, Quebec, Canada

View Full Details on ClinicalTrials.gov

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NCT05742698


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