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A randomised, double blind, placebo controlled, crossover trial of the adjuvant properties of imipramine for the overactive bladder
Source of recordUK Trials
ISRCTNISRCTN31004502
Date ISRCTN assigned20/02/2008
Local reference number(s)PB-PG-0107-12198
Public titleA randomised, double blind, placebo controlled, crossover trial of the adjuvant properties of imipramine for the overactive bladder
Scientific title
AcronymN/A
Disease/condition/study domainOveractive bladder symptoms
Study hypothesisWe hypothesise that 25 mg imipramine in addition to antimuscarinic drugs is superior to placebo in addition to an antimuscarinic drug for the treatment of overactive bladder symptoms.
Design/methodologyRandomised, double-blind, placebo-controlled, cross-over trial.
Research ethics reviewAn application to the Moorfiields and Whittington Research Ethics Committee is in progress, as of 13/02/2008.
Countries of trialUnited Kingdom
Participants - inclusion criteria1. Age >= 18 years
2. Able to consent
3. Suffering from overactive bladder symptoms
4. Taking antimuscarinic treatment for detrusor overactivity
Participants - exclusion criteria1. Unable to consent
2. Pregnant
3. Breast feeding
4. Recent myocardial infarction
5. History of psychiatric illness
6. Taking monoamine oxidase inhibitors
7. <18 years
Patient information material
Anticipated start date01/05/2008
Anticipated end date01/05/2010
Status of trialOngoing
Target number of participants40
InterventionsImipramine 25 mg once a day given orally vs placebo.

Imipramine will be given for 6 weeks followed by placebo for 6 weeks and vice versa in the other arm of this cross-over trial.
Primary outcome measure(s)Urgency score questionnaire (Al Buheissi S, et al., 2008), carried out after 1 week of run-in period and at 2, 4, 6, 8, 10 and 12 weeks.
Secondary outcome measure(s)The following will be assessed after 1 week of run-in period and at 6 and 12 weeks:
1. 24 hour urinary frequency
2. Daily urinary Incontinence records
3. Patient preference for treatment
4. Incontinence Quality of Life questionnaire (I-QOL) score
5. Record of side effects
Sources of fundingNational Institute for Health Research - the Research for Patient Benefit (RfPB) programme (ref: PB-PG-0107-12198)
Sponsor nameThe Whittington Hospital NHS Trust (UK)
Sponsor detailsMagdala Avenue
London
United Kingdom
N19 5LW
Sponsor emailSenga.Steel@whittington.nhs.uk
Sponsor websitehttp://www.whittington.nhs.uk
Contact nameProf James Malone Lee
Contact detailsDepartment of Medicine
University College London
Clerkenwell Building
Highgate Hill
Archway
London
United Kingdom
N19 5LW
Contact telephone+44 (0)207 2885301
Contact fax+44 (0)207 2885302
Contact emailjames.malone-lee@ucl.ac.uk
More informationFor more up-to-date information please go to the ISRCTN link below.
Link to record in ISRCTN RegisterISRCTN31004502
Date last extracted from ISRCTN register17/04/2008
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