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Randomised Controlled Trial of Injection of Botulinum Toxin into the Internal Anal Sphincter versus Control in Treatment of Chronic Idiopathic Constipation in Children
ISRCTN ISRCTN24521269
ClinicalTrials.gov identifier
Public title Randomised Controlled Trial of Injection of Botulinum Toxin into the Internal Anal Sphincter versus Control in Treatment of Chronic Idiopathic Constipation in Children
Scientific title
Acronym N/A
Serial number at source N0013146059
Study hypothesis To investigate the role of needle-free injection of botulinum toxin into external anal sphincter versus injection of the toxin into internal anal sphincter using ordinary needle versus control
Lay summary
Ethics approval Not provided at time of registration
Study design Randomised controlled trial
Countries of recruitment United Kingdom
Disease/condition/study domain Digestive System: Constipation
Participants - inclusion criteria 80 children with idiopathic chronic constipation referred for anorectal manometry and inpatient bowel management programme.
Participants - exclusion criteria 1. Patients younger than 3 years old or older than 16 years
2. Severe learning difficulty
3. Evidence of Hirschsprungs disease on anorectal manometry
4. Previous anal surgery
Anticipated start date 08/10/2003
Anticipated end date 01/05/2006
Status of trial Completed
Patient information material Not available in web format, please use the contact details below to request a patient information sheet
Target number of participants 80
Interventions A randomized-controlled trial of botulinum toxin injection versus control in children with chronic idiopathic constipation. The children are randomly allocated by surgeons into two treatment groups after anorectal manometry under ketamine anaesthetic:
Group 1 = injection of botulinum toxin into the internal anal sphincter
Group 2 = the control group who would have the benefits from the hospital admission to have anorectal studies, manual evacuation of stool if necessary, intensification of laxative treatment and toilet training but no botulinum toxin treatment.
Primary outcome measure(s) Improvement in patients symptom severity score determined by parents completed questionnaire.
Secondary outcome measure(s) Not provided at time of registration
Sources of funding Guy's and St. Thomas' NHS Foundation Trust (UK) Own account NHS R&D Support Funding
Trial website
Publications
Contact name Dr  Graham  Clayden
  Address Sherman Education Centre
F04 Thomas Guy House
Guy's Hospital
St Thomas Street
  City/town London
  Zip/Postcode SE1 9RT
  Country United Kingdom
  Tel +44 (0)20 7188 4593
  Email Graham.clayden@kcl.ac.uk
Sponsor Record Provided by the NHSTCT Register - 2005 Update - Department of Health (UK)
  Address The Department of Health
Richmond House
79 Whitehall
  City/town London
  Zip/Postcode SW1A 2NL
  Country United Kingdom
  Tel +44 (0)20 7307 2622
  Fax +44 (0)20 7307 2623
  Email dhmail@doh.gsi.org.uk
  Sponsor website: http://www.dh.gov.uk/Home/fs/en
Date applied 30/09/2005
Last edited 16/03/2010
Date ISRCTN assigned 30/09/2005
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