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HealthyNCT01118364

Effect of Cannabis on Simulated and Actual Driving in Healthy Subjects

A study testing Cannabis and tobacco in people with Healthy, run by Assistance Publique Hopitaux De Marseille at 1 site in France.

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

Assess the effect of cigarette smoking of tobacco with or without addition of resin cannabis on driving performance in healthy volunteers in simulated driving in Marseille and Toulouse, and in real world driving to Bordeaux. Read more about this study

Who is it for?
Ages 25 to 35 years, men onlyHealthy volunteers can take part
Conditions the study is for
Healthy
What is being tested?
Cannabis and tobacco
Could I receive a placebo?
No, everyone receives an active treatment
How many people
20 participants
Where
1 siteFrance
Study dates
May 2010to Dec 2011
Phase
Interventional
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 25 to 35 years
  • Men only
  • Healthy volunteers accepted
  • Adult

Who may be able to join

  • Weight +/- 10% of ideal weight
  • Tobacco smoker moderate
  • Having already smoked of the cannabis (less 1 time per month)
  • Not consuming in a way exaggerated by some coffee, tea or cola
  • Not having acute or chronic pathologies
  • Normal electrocardiogram
Show all 14Show fewer
  • Not taking a drug interfering with the study
  • Not presenting disorder of sleeping
  • Having a driving license for at least 3 years and driving more 3000 km per year
  • Normal acuteness or corrected visual acuteness and normal vision of colors
  • Reachable and available during the study
  • No nausea or vomit during using of a driving simulator
  • Having a national insurance scheme
  • Volunteer

Who cannot join

  • Women
  • Weight deviating of 10% of ideal weight
  • Consuming moreover 5 cup of caffeine drinks
  • Drinking alcohol regularly
  • Acute or chronic pathologies interfering with the study
  • Abnormal electrocardiogram
Show all 17Show fewer
  • Asthmatic
  • Dependence present or spent in a psychotropic substance
  • Presenting an anxious or depressive syndrome
  • Circadian typology (Horne et Ostberg)
  • Positive control in the cannabis in urines the day of the balance assessment of inclusion
  • Positive control in alcohol the day of the balance assessment of inclusion
  • Participating in another clinical study
  • Having collected an upper total amount of compensations allowances
  • Deprived of freedom further to a court or administrative order
  • Risk of not observance
  • Duration average of sleep of 3 nights previous every session lower than 80 % of the average duration of sleep which the volunteer thinks of needing to be in shape

Trial locations and contacts

1 site in 1 country.

France1 site
  • Assistance Hôpitaux de Marseille

    Marseille

Other trials in France

About this study

Assess the effect of cigarette smoking of tobacco with or without addition of resin cannabis on driving performance in healthy volunteers in simulated driving in Marseille and Toulouse, and in real world driving to Bordeaux.

Multicenter Study of phase 1, randomized, double-blind, cross plan, carried out in healthy male volunteers.

Read the detailed description
  • To compare performance data driving with the data self-assessed on the ability to drive, and the level of sleepiness and fatigue
  • To measure the effects of distractive task on driving performance, consisting of a conversation with co-driver of the real or simulated vehicle (a series of difficult questions involving reflection)
  • To validate the (known) effects of cannabis
  • To adapt equipment and standardize methods for the pharmacological studies evaluating other types of substances having an impact on driving (antihistamines, antidepressants, antiparkinsonian ...) and other populations of subjects (men versus women, young versus elderly, healthy versus sick ...)
  • To compare data obtained under conditions of simulated driving and actual driving situation, under identical experimental conditions (volunteers, narcotic substance, experimental) and measure the degree of ecological validity of the simulation of driving
Conditions
Healthy
Being tested
Cannabis, tobacco
Keywords
Social circumstances

What participants receive

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

  • CannabisOther

    a cigarette tobacco trade mark "Drum" with the addition of 250 mg of cannabis resin with 8% of D9THC (20 mg per cigarette)45 minutes before simulating or real driving

  • tobaccoOther

    a cigarette tobacco trade mark "Drum" 45 minutes before simulating or real driving

Study groups in NCT01118364
Study groupRoleWhat they receive
cigarette with cannabisExperimentala cigarette tobacco trade mark "Drum" with the addition of 250 mg of cannabis resin with 8% of D9THC (20 mg per cigarette)
Receives: Other: Cannabis
cigarette without cannabisOthera cigarette tobacco trade mark "Drum"
Receives: Other: tobacco

What is being measured

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

  1. Line crossing

    Measurement of inappropriate crossing of the limits of track in real or simulated driving

    Measured: 1 years

Secondary outcomes (4)
  1. Weaving

    Measure of the deviation of the lateral position of the vehicle on the real or simulated road

    Measured: 1 years

  2. Evaluation of sleepiness and fatigue

    Measured: 1 years

  3. Evaluation of fitness to drive

    Measured: 1 years

  4. Evaluation of fitness to drive during work distraction

    Measured: 1 years

Timeline

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

  1. First posted6 May 2010 (estimated)
  2. Study startMay 2010
  3. Primary completionFeb 2011
  4. Study completionDec 2011

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 N/A
Primary purpose
Health services research
Allocation
Randomised
Intervention model
Crossover
Masking
Triple blind
Who is masked
Participant, Investigator, Outcomes assessor
Enrolment
20 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01118364
Sponsor's protocol ID
2009-A00940-57
Other IDs
2009/24
Status last verified
Aug 2014
First submitted
5 May 2010
Last updated
28 Aug 2014
Results posted
No
Data monitoring committee
No

Questions about this trial

What is this clinical trial studying?

A study testing Cannabis and tobacco in people with Healthy, run by Assistance Publique Hopitaux De Marseille at 1 site in France.

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 14 inclusion and 17 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 28 Aug 2014. 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 France. 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?

Line crossing (time frame: 1 years). 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 28 Aug 2014.

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