Status:

TERMINATED

Cannabis Extract in Refractory Epilepsy Study

Lead Sponsor:

The Epilepsy Research Program of the Ontario Brain Institute

Collaborating Sponsors:

Ontario Brain Institute

University of Toronto

Conditions:

Drug Resistant Epilepsy

Eligibility:

All Genders

18+ years

Phase:

PHASE3

Brief Summary

The purpose of this study is to examine whether a low dose of CBD+THC will decrease the frequency of convulsive seizures in adults with drug-resistant epilepsy, when used in addition to standard anti-...

Detailed Description

Background: Cannabidiol (CBD) and Δ9-tetrahydrocannabinol (THC) are the two major compounds found in the cannabis plant. Reports from patients, families, and the scientific community suggest that CBD ...

Eligibility Criteria

Inclusion

  • Diagnosis of epilepsy according to the ILAE classification.
  • At least 4 motor seizures per month at the start of the study, despite treatment with at least two different anti-epileptic drugs (given concurrently or sequentially) for at least one year.
  • At least 4 motor seizures per month during the prospective baseline phase (4 weeks) with no 21-day seizure free periods.
  • Stable dose(s) of the same AED(s) for one month prior to screening.
  • Agrees not to take any cannabinoids during the study or any other investigational compound for one month before the study or outside cannabinoids during the study.
  • Is planning to stay in Canada for the duration of the trial.
  • Is able to travel to one of the study sites for in-person visits with the study physicians and to a local lab for blood collection.
  • Has access to telephone, computer, and internet for regular correspondence and to complete the study questionnaires.

Exclusion

  • Participation in a study involving administration of an investigational compound within one month of Visit 1.
  • Evidence of clinically significant non-epileptic disease (cardiac, respiratory, gastrointestinal, hepatic, hematologic, or renal disease, etc.) that in the opinion of the investigators could affect the patient's safety or trial conduct.
  • Progressive central nervous system (CNS) disease, including degenerative CNS diseases and progressive tumors.
  • Occurrence of psychogenic seizures in the previous year.
  • History of drug misuse/abuse (other than cannabinoids). Consideration may be given to allowing inclusion of subjects with remote history of drug abuse (within a defined relevant time period).
  • Multiple drug allergies (dermatological, hematological, or organ toxicity) or more than one severe drug reaction(s).
  • Pregnancy, breastfeeding.
  • Known or suspected hypersensitivity to cannabinoids, or any of the excipients of the investigational medicinal product.
  • Patients with a history of major depression, suicidal ideation or attempted suicide, schizophrenia or any other psychotic disorder, patients with a family history of schizophrenia.

Key Trial Info

Start Date :

January 10 2019

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

March 15 2020

Estimated Enrollment :

17 Patients enrolled

Trial Details

Trial ID

NCT03808935

Start Date

January 10 2019

End Date

March 15 2020

Last Update

September 11 2020

Active Locations (2)

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Page 1 of 1 (2 locations)

1

University Hospital Campus, London Health Sciences Centre

London, Ontario, Canada

2

University Health Network - Toronto Western Hospital

Toronto, Ontario, Canada