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Detrusor OveractivityPhase 3NCT00678795

A Parallel Group Study to Compare Sativex® With Placebo in the Treatment of Detrusor Overactivity in Patients With Multiple Sclerosis

A Phase 3 study testing Sativex® in people with Detrusor Overactivity and Multiple Sclerosis, run by Jazz Pharmaceuticals at 1 site in United Kingdom.

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 purpose of this study is to evaluate the efficacy of Sativex® compared with placebo in reducing the daily number of episodes on incontinence. Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Detrusor Overactivity, Multiple Sclerosis
What is being tested?
Sativex®
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
135 participants
Where
1 siteUnited Kingdom
Study dates
Aug 2002to Oct 2005
Phase
Phase 3
Are there results?
Yes, posted in the registrySummary in the doctors' view

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

Who may be able to join

  • Willing and able to give informed consent.
  • Male or female, aged 18 years or over.
  • Diagnosed with MS and with detrusor overactivity not wholly relieved by current therapy.
  • At least three incontinence episodes within five consecutive days during the baseline period
  • Stable dose of anticholinergic medication for at least 14 days leading to study entry.
  • Agreement, if female and of child bearing potential or if male with a partner of child bearing potential, to ensure that effective contraception is used during the study and for three months thereafter.
  • Has not used cannabinoids (including cannabis, Marinol® or nabilone) for at least seven days before Visit 1 and willing to abstain from any use of cannabinoids during the study.
  • Agreement for the UK Home Office, their general practitioner, and their consultant if appropriate, to be notified of their participation in the study.

Who cannot join

  • A symptomatic UTI or any cause of detrusor overactivity other than neurogenic causes due to MS.
  • Using ISC.
  • A history of schizophrenia, other psychotic illness, severe personality disorder or other significant psychiatric disorder other than depression associated with their underlying condition.
  • A history of alcohol or substance abuse.
  • A severe cardiovascular disorder, such as ischaemic heart disease, arrhythmias (other than well controlled atrial fibrillation), poorly controlled hypertension or severe heart failure.
  • A history of epilepsy.
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  • If female, are pregnant of lactating, or are planning a pregnancy to occur during the course of the study.
  • Significant renal or hepatic impairment.
  • Elective surgery or other procedures requiring general anesthesia scheduled to occur during the study.
  • Terminal illness or any other significant disease or disorder which, in the opinion of the investigator, may either put the subject at risk because of participation in the study or influence the result of the study, or the subjects ability to participate in the study.
  • Regular levodopa (Sinement®, Sinement Plus®, Levodopa, L-dopa, Madopar®, Benserazide) within the seven days leading up to study entry.
  • Receiving and unwilling to stop fentanyl for the duration of the study.
  • Known or suspected hypersensitivity to cannabinoids or any of the excipients of the study medications.
  • Intention to travel internationally or to donate blood during the study.
  • Participation in another research study in the 12 weeks leading up to study entry.
  • Previous randomization in to this study

Trial locations and contacts

1 site in 1 country.

United Kingdom1 site
  • Division of Clinical Neurology, Queen's Medical Centre

    Nottingham, Notts, NG7 2UH

Other trials in United Kingdom

About this study

Official title: A Double Blind, Randomised, Placebo Controlled, Parallel Group Study of Cannabis Based Medicine (CBM) Extract, in Patients Suffering Detrusor Overactivity Associated With Multiple Sclerosis.

The purpose of this study is to evaluate the efficacy of Sativex® compared with placebo in reducing the daily number of episodes on incontinence.

Read the detailed description

This is a ten week, multicentre, double blind, randomised, placebo controlled parallel group study to evaluate the efficacy of Sativex® on urge incontinence associated with neurogenic unstable bladder. Multiple sclerosis patients with incontinence symptoms are screened to determine eligibility and complete a two-week baseline period. They then return for a further eligibility check, randomisation and initial dosing. Subjects titrate and self-medicate with study medication between study visits at weeks two and five. They will also complete efficacy assessments in their diary-books and at visits.

Being tested
Sativex®, Placebo
Keywords
Detrusor overactivity, Multiple Sclerosis
Medical subject headings
Urinary Bladder, Overactive, Multiple Sclerosis

What participants receive

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

  • Sativex®Drug

    Also called GW-10000-02

    Containing ∆9 tetrahydrocannabinol (THC), 27 mg/ml and cannabidiol (CBD), 25 mg/ml as extract of Cannabis sativa L.

    Subjects received study medication delivered in 100 µl actuations by a pump action oromucosal spray. Maximum permitted dose was eight actuations in any three-hour period and 48 actuations (THC 130 mg:CBD 120 mg) in 24 hours

  • PlaceboDrug

    Also called GW-4001-01

    containing excipients only. Subjects received study medication delivered in 100 µl actuations from a pump action oromucosal spray. Maximum permitted dose was eight actuations in any three-hour period and 48 actuations in 24 hours.

Study groups in NCT00678795
Study groupRoleWhat they receive
SativexExperimentalEach 100 ul actuation contains 27 mg delta-9-tetrahydrocannabinol (THC) and 25 mg cannabidiol (CBD). A maximum of 48 actuations (130 mg of THC and 120 mg of CBD) was permitted in any 24 hour period.
Receives: Drug: Sativex®
PlaceboPlacebo comparatorEach 100 ul actuation contains the colorants plus excipients. A maximum of 48 actuations was permitted in any 24 hour period.
Receives: Drug: Placebo

What is being measured

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

  1. Change From Baseline in the Mean Daily Number of Incontinence Episodes at the End of Treatment

    To assess the effect of Sativex in neurogenic overactive bladder, the incontinence episode frequency was selected as the primary endpoint. Baseline was the average of all available data recorded during the 14 days immediately prior to the randomisation visit. End of Treatment was the last average available from Week 3, Week 5, and Weeks 7-8. A negative value indicates an improvement in score from baseline.

    Measured: 0 - 10 weeks

Secondary outcomes (7)
  1. Change From Baseline in the Mean Daily Episodes of Urgency at the End of Treatment

    Subjects documented in the daily subject diary each instance of urgency, and the time that each took place, as for the recording of incontinence episode frequency. Baseline was the average of all available data recorded during the 14 days immediately prior to the randomisation visit. End of Treatment was the last average available from Week 3, Week 5, and Weeks 7-8. A negative value indicates an improvement in score from baseline.

    Measured: Daily diary entries throughout 10 week study period

  2. Change From Baseline in the Mean Daily Episodes of Nocturia at the End of Treatment

    Subjects documented in the daily subject diary each instance of nocturia, and the time that each took place (as for the recording of incontinence episode frequency). Baseline was the average of all available data recorded during the 14 days immediately prior to the randomisation visit. End of Treatment was the last average available from Week 3, Week 5, and Weeks 7-8. A negative value indicates an improvement in score from baseline.

    Measured: 0 - 10 weeks

  3. Change From Baseline in the Mean Daily Number of Incontinence Pads Used at the End of Treatment

    Subjects documented in the daily subject diary, the total number of incontinence pads they had used each day. Baseline was the average of all available data recorded during the 14 days immediately prior to the randomisation visit. End of Treatment was the last average available from Week 3, Week 5, and Weeks 7-8. A negative value indicates an improvement in score from baseline.

    Measured: 0 - 10 weeks

  4. Change From Baseline in Mean Total Incontinence Quality of Life (I-QOL) Questionnaire Score at the End of Treatment (Completion or Withdrawal)

    The I-QOL consists of 22 items from three subscales; avoidance/limiting behaviour (eight items), psychosocial impact (nine items) and social embarrassment (five items). The responses to each of the 22 items were summed and averaged for a total score and then transformed to a 0-100 scale for ease of interpretation. The transformation formula used for the I-QOL total scores is: Transformed score = 100 x (the sum of the items - lowest possible score) / Possible raw score range. An increase in score indicates an improvement in QOL.

    Measured: 0 - 10 weeks

  5. Change From Baseline in Mean Overall Bladder Condition 0-10 Numerical Rating Scale Score at the End of Treatment

    Subjects subjectively assessed the severity of their urinary incontinence and general bladder symptoms by responding to the following question on a Numerical Rating Scale: My bladder condition, taking everything into account, causes me: 0 = "no problems" and 10 = "intolerable problems". Baseline was the average of all available data recorded during the 14 days immediately prior to the randomisation visit. End of Treatment was the last average available from Week 3, Week 5, and Weeks 7-8. A negative value indicates an improvement in score from baseline.

    Measured: 0 - 10 weeks

  6. Patient's Global Impression of Change

    Subjects were asked at completion or withdrawal to give their impression of the overall change in their condition since entry into the study using the following seven-point scale: 1 = 'Very Much Improved', 2 = 'Much Improved', 3 = 'Minimally Improved', 4 = 'No Change', 5 = 'Minimally Worse', 6 = 'Much Worse', 7 = 'Very Much Worse'. The numbers who scored 1, 2, or 3 are presented.

    Measured: 0 - 10 weeks

  7. Change From Baseline in the Mean Number of Daily Voids at the End of Treatment

    Baseline was the average of all available data recorded during the 14 days immediately prior to the randomisation visit. End of Treatment was the last average available from Week 3, Week 5, and Weeks 7-8. A negative value indicates an improvement in score from baseline.

    Measured: 0 - 10 weeks

Timeline

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

  1. First posted16 May 2008 (estimated)
  2. Study startAug 2002
  3. Primary completionOct 2005
  4. Study completionOct 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 3
Primary purpose
Supportive care
Allocation
Randomised
Intervention model
Parallel groups
Masking
Quadruple blind
Who is masked
Participant, Care provider, Investigator, Outcomes assessor
Enrolment
135 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00678795
Sponsor's protocol ID
GWMS0208
Status last verified
Apr 2023
First submitted
14 May 2008
Last updated
3 May 2023
Data monitoring committee
No

Publications

  • Kavia RB, De Ridder D, Constantinescu CS, Stott CG, Fowler CJ. Randomized controlled trial of Sativex to treat detrusor overactivity in multiple sclerosis. Mult Scler. 2010 Nov;16(11):1349-59. doi: 10.1177/1352458510378020. Epub 2010 Sep 9.

    PubMed 20829244

Questions about this trial

What is this clinical trial studying?

A Phase 3 study testing Sativex® in people with Detrusor Overactivity and Multiple Sclerosis, run by Jazz Pharmaceuticals at 1 site in United Kingdom.

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 8 inclusion and 16 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 3 May 2023. 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 Kingdom. 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. Some participants in this study may receive a placebo. 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 3 studies compare the treatment with the current standard treatment or a placebo in a large group, to confirm how well it works and watch for side effects.

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

Are results available for this study?

Yes. Results are posted in the registry (first posted 21 Sep 2012). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

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?

Change From Baseline in the Mean Daily Number of Incontinence Episodes at the End of Treatment (time frame: 0 - 10 weeks). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT00678795, which also lists 1 linked publication.

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 3 May 2023.

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