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Mechanisms of action on rectal motility of intrarectal botulinum toxin injections in patients with fecal incontinence

Mechanisms of action on rectal motility of intrarectal botulinum toxin injections in patients with fecal incontinence

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
EU CTR
Registry ID
EUCTR2022-003817-12-FR
Enrollment
21
Registered
2023-01-26
Start date
2023-05-15
Completion date
Unknown
Last updated
2024-09-30

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Patients with fecal incontinence who have failed conservative treatments and are candidates for intrarectal botulinum toxin injections. MedDRA version: 20.0 Level: LLT Classification code 10016296 Term: Fecal incontinence System Organ Class: 100000004856

Interventions

Trade Name: BOTOX 200 UNITÉS ALLERGAN, poudre pour solution injectable Product Name: BOTOX 200 UNITÉS ALLERGAN, poudre pour solution injectable Pharmaceutical Form: Powder for injection

Sponsors

CHU de Rouen
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: - Active or predominantly active fecal incontinence with failure of first-line conservative treatments (normalization of transit, perineal rehabilitation) - Impairment of quality of life left to the discretion of the investigator - Patients at least 18 years old - Patients who have read and understood the information letter and signed the consent form - Patients affiliated to the French Social Security system - Women of childbearing age with effective contraception (Cf. CTFG) (estrogen-progestin or intrauterine device or tubal ligation) and a negative urine pregnancy test by -HCG at inclusion, during the study period. - Postmenopausal woman: confirmatory diagnosis (non-medically induced amenorrhea for at least 12 months prior to the inclusion visit) - Men with a partner of childbearing age who must take contraception (Cf. CTFG) (estrogen-progestin or intrauterine device or tubal ligation) at inclusion, for the duration of the study. Are the trial subjects under 18? no Number of subjects for this age range: F.1.2 Adults (18-64 years) yes F.1.2.1 Number of subjects for this age range 15 F.1.3 Elderly (>=65 years) yes F.1.3.1 Number of subjects for this age range 6

Exclusion criteria

Exclusion criteria: - Pregnant woman, parturient, breastfeeding woman, woman able to procreate who has not had effective contraception according to the WHO definition (oestro-progestin or intra-uterine device or tubal ligation) for at least 3 months - Patient deprived of liberty by an administrative or judicial decision or subject of legal age (under guardianship or curatorship) - Exclusive passive fecal incontinence - Person suffering from constipation (Rome IV criteria) -Person presenting an inflammatory or cancerous digestive pathology - History of rectal surgery - Person participating in another research protocol or having participated in another research protocol within 4 weeks prior to the inclusion visit - Patients unable to receive botulinum toxin injections - patients who cannot tolerate short colonoscopy or manometry recording - patients with contraindications to colonic purging

Design outcomes

Primary

MeasureTime frame
Main Objective: To study, 1 month after intra-rectal injections, the effect of botulinum toxin on rectal motricity stimulated by laxative instillation and recorded in high resolution manometry.;Secondary Objective: - Evaluate the clinical efficacy of botulinum toxin injections at 1 month after injections. - Evaluate the quality of life at 1 month after the injections - Evaluate the tolerance of botulinum toxin injections;Primary end point(s): The primary endpoint was the time to onset of high amplitude propagative contractions (HAPC) after instillation of DULCOLAX® in the sigmoid and rectum, before and 1 month after intra-rectal botulinum toxin injections.;Timepoint(s) of evaluation of this end point: 1 month after BOTOX injection

Secondary

MeasureTime frame
Secondary end point(s): The secondary endpoints were: - The characteristics of the contractions at the level of the rectum and the sigmoid measured before then 1 month after injections of botulinum toxin: number, frequency, amplitude, duration of the HAPC, index of contractility, number and characteristics of the contractions (propagated or retropropagated). - Expulsion or not of the probe (which is an indirect sign of the efficiency of the colorectal motricity) as well as the delay of expulsion of the probe. - Severity scores (Cleveland Score, Appendix 2), stool schedule and quality of life score (FIQL Score, Appendix 4) before and 1 month after botulinum toxin injections. - Adverse events, which will be collected at each visit - Tolerance of the botulinum toxin treatment ;Timepoint(s) of evaluation of this end point: 1 month after botulinum toxin injections.

Countries

France

Contacts

Public ContactDavid Mallet

CHU de Rouen

secretariat.DRC@chu-rouen.fr+33232888265

Outcome results

None listed

Source: EU CTR (via WHO ICTRP) · Data processed: Feb 4, 2026