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PainPhase 2NCT00384410

Use of the Cannabinoid Nabilone for the Promotion of Sleep in Chronic, Non-Malignant Pain Patients

A Phase 2 study testing Nabilone in people with Pain and Insomnia, run by University Health Network, Toronto at 1 site in Canada.

Unknown status

Status not confirmed. The sponsor has not verified this record for over two years, so it may be out of date.

Official record
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Trial summary

Sleep disturbance is perhaps one of the most prevalent complaints of patients with long-standing painful conditions. Nabilone is a medication that is approved by Health Canada as an anti-emetic (prevent vomiting) for patients undergoing chemotherapy. Read more about this study

Who is it for?
Ages 18 to 65 years
Conditions the study is for
Pain, Insomnia
What is being tested?
Nabilone
How many people
16 participants
Where
1 siteCanada
Study dates
Dec 2005to not given
Phase
Phase 2
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 to 65 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • History of insomnia and chronic, non-malignant pain.
  • Patient not currently being prescribed opiates for pain management
  • Subject has no known clinically significant abnormal vital signs or other significant clinical findings at screening.

Who cannot join

  • Patients with a history of sensitivity of cannabinoids.
  • Patients currently taking hypnotics, psychotomimetic substances, CNS depressants or tricyclic antidepressants that may increase the CNS-depressant effects of nabilone.
  • Patients with active cardiac disease or respiratory disorders.
  • Patients with a history of psychotic reactions, schizophrenia, bipolar disorder or any serious untreated mental disorder.
  • Presence of untreated sleep disorder (other than insomnia) as detected using the screening overnight PSG.
  • Alcohol or substance abuse (according to DSM-IV) during the last 6 months prior to baseline.
  • Patients with liver disease that may interfere with the clearance of nabilone.
  • Patients who are nursing, pregnant or likely to become pregnant throughout the course of the study. During the study, female patients will be asked to use an effective method of birth control.

Trial locations and contacts

1 site in 1 country.

Sharon A. Chung, PhD contact

416-603-5275

sachung@uhnres.utoronto.ca

Canada1 site, 1 recruiting
  • University Health Network

    Toronto, Ontario, M5T 2S8

    Sharon A. Chung, PhD, 416-603-5275, sachung@uhnres.utoronto.ca

    Colin M. Shapiro, MBBCh, PhD

    Recruiting

Other trials in Canada

About this study

Official title: Use of the Cannabinoid Nabilone for the Promotion of Sleep in Chronic, Non-Malignant Pain Patients: A Placebo-Controlled, Randomized, Crossover Insomnia Pilot Study

Sleep disturbance is perhaps one of the most prevalent complaints of patients with long-standing painful conditions. Nabilone is a medication that is approved by Health Canada as an anti-emetic (prevent vomiting) for patients undergoing chemotherapy. Nabilone, due to its sleep promoting properties, is sometimes prescribed by physicians to pain patients to help improve their sleep. However, there is no direct research evidence to either support or refute this practice. This study will investigate if nabilone is effective in improving sleep in insomnia and pain patients.

Read the detailed description

Rationale:

The current evidence suggests a sleep promoting effect of THC. Although, there is some support from pre-clinical and small sample size human studies suggesting a direct sleep enhancing effect, it remains unclear from the larger clinical trials, whether improved sleep is an epiphenomena secondary to improvements in the primary outcome measures ( i.e., pain, nausea or spasticity). There are no studies evaluating the sleep promoting effects of THC or analogues in patients with primary insomnia or objectively evaluating sleep at baseline and following treatment with THC or analogues in patients suffering from chronic pain disorder and insomnia. Cannabinoids have the potential of simultaneously improving sleep and lessening chronic, non-malignant pain, thereby interrupting the vicious cycle of pain and sleep disturbance. An investigation of the efficacy of cannabinoids in treating insomnia in chronic, non-malignant pain patients is therefore warranted.

Research Question:

To evaluate if nabilone (Cesamet) is effective in improving sleep in patients with insomnia and chronic, non-malignant pain

Conditions
Pain, Insomnia
Being tested
Nabilone
Keywords
Pain, Insomnia, Nabilone
Medical subject headings
Pain, Sleep Initiation and Maintenance Disorders

What participants receive

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

  • NabiloneDrug

What is being measured

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

  1. The primary analysis variable will be the change in the mean of the sleep efficiency as measured by overnight polysomnography.

Secondary outcomes (1)
  1. • The key secondary efficacy variable will be the change in the total sleep time with nabilone treatment as compared to placebo

Timeline

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

  1. First posted6 Oct 2006 (estimated)
  2. Study startDec 2005

Resources

More details

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

Study design
Study type
Interventional
Phase
Phase 2
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Crossover
Masking
Double blind
Enrolment
16 participants
IDs, dates and publications
ClinicalTrials.gov ID
NCT00384410
Sponsor's protocol ID
NAB-20051
Status last verified
Nov 2005
First submitted
4 Oct 2006
Last updated
6 Oct 2006
Results posted
No

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing Nabilone in people with Pain and Insomnia, run by University Health Network, Toronto at 1 site in Canada.

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 3 inclusion and 8 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: status not confirmed, as of the sponsor's last update on 6 Oct 2006. 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 Canada. 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.

What does this phase mean?

Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

Results are not available in the source record.

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

Contact Sharon A. Chung, PhD (416-603-5275, sachung@uhnres.utoronto.ca), or a site near the patient. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

The primary analysis variable will be the change in the mean of the sleep efficiency as measured by overnight polysomnography.. 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 6 Oct 2006.

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