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New York Medical Marijuana Program Qualifying ConditionsNCT04083261

Pharmacogenetic Variation: Factors That May Affect the Efficacy and Safety of Medical Marijuana

An observational study of New York Medical Marijuana Program Qualifying Conditions, run by Columbia Care Inc. at 1 site in United States.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

The primary purpose of this research is to identify genetic factors that may affect the efficacy and safety of medical marijuana, regardless of condition. The pharmacogenomics test detects DNA variants, which may affect the way drugs work and are metabolized in the body and/or detect potential side effects. Read more about this study

Who is it for?
Ages 18 years and older
What is being tested?
DNA Genotek Oragene 600
How many people
157 participants
Where
1 siteUnited States
Study dates
11 Jul 2019to 30 Mar 2020
Phase
Observational
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Study population: Patients will be identified from the Columbia Care database (prescription fills/refills and invoice data) and stratified into 3 groups, with n=50 participants in each cohort (total N=150).

Who may be able to join

  • Males and Females age 18 and older
  • Currently obtaining medical marijuana products from Columbia Care LLC
  • Willing to participate and consent to a DNA analysis
  • Purchased product from Columbia Care for three consecutive encounters spanning a 6-month period

Who cannot join

  • Unwillingness to participate and consent to a DNA analysis
  • Unwillingness to answer a survey/questionnaire on patient satisfaction as related to product efficacy

Trial locations and contacts

1 site in 1 country.

United States1 site
  • Columbia Care New York Dispensary

    New York, New York, 10003

Other trials in United States

About this study

Official title: An Observational, Population-Based Study of Pharmacogenetic Variation to Identify Genetic Factors That May Affect the Efficacy and Safety of Medical Marijuana

The primary purpose of this research is to identify genetic factors that may affect the efficacy and safety of medical marijuana, regardless of condition. The pharmacogenomics test detects DNA variants, which may affect the way drugs work and are metabolized in the body and/or detect potential side effects.

Read the detailed description

This observational, population-based study will examine genetic differences between ultra-rapid, intermediate and poor metabolizers of various formulations of Columbia Care's medical cannabis products in order to identify genetic factors that may affect the efficacy and safety of medical marijuana, regardless of condition. The goal of the research is to establish relationships between cannabis consumers, cannabinoids, and consumer outcomes. The study is expected to enroll 150 subjects across three cohorts, high daily dose users (poor metabolizers) that take more than 50 mg of cannabinoids daily (n=50), low daily dose users (ultra-rapid metabolizers) that take less than 10 mg of cannabinoids daily (n=50), and a control group (intermediate metabolizers) that represents the median daily dose user taking between 11-21 mg of cannabinoids daily (n=50).

Columbia Care Inc. has identified trends amongst its medical cannabis users suggesting that there are some patients who are "high daily dose users" and others who are "low daily dose users", with both groups assumed to have similar satisfaction with the products. The complexity of the endocannabinoid system combined with individual genetic predisposition and gene-environment interactions likely result in the variation in response seen with cannabinoid treatment.

Being tested
DNA Genotek Oragene 600
Keywords
Medical cannabis, Medical marijuana

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • DNA Genotek Oragene 600Other

    Saliva-based DNA sample collection kit

Study groups in NCT04083261
Study groupRoleWhat they receive
High daily dose usersTotal Cannabinoid Daily Dose greater than 50 mg
Receives: Other: DNA Genotek Oragene 600
ControlUsers that represent the median dose between "high daily dose users" and "low daily dose users" taking between 11-21 mg
Receives: Other: DNA Genotek Oragene 600
Low daily dose usersTotal Cannabinoid Daily Dose less than 10 mg
Receives: Other: DNA Genotek Oragene 600

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Identification of genetic factors

    Saliva-based DNA sample will be tested for known genes (e.g., the cytochrome P-450 superfamily)

    Measured: Day 1

Secondary outcomes (1)
  1. Satisfaction with therapy and adverse effects: survey

    Survey tool will examine patient satisfaction with current dose as a covariate and evaluate adverse outcomes (e.g., mental health indications, reported unintended effects) based on varying doses and mode of exposure of cannabis within our analyses.

    Measured: Day 1

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted10 Sep 2019
  2. Study start11 Jul 2019
  3. Primary completion30 Mar 2020
  4. Study completion30 Mar 2020

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Observational
Observational model
Cohort
Time perspective
Retrospective
Enrolment
157 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT04083261
Sponsor's protocol ID
IRB Tracking Number: 20190945
Status last verified
Jul 2020
First submitted
27 Aug 2019
Last updated
10 Jul 2020
Results posted
No
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

An observational study of New York Medical Marijuana Program Qualifying Conditions, run by Columbia Care Inc. at 1 site in United States.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 4 inclusion and 2 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 10 Jul 2020. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Identification of genetic factors (time frame: Day 1). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 10 Jul 2020.

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