ClinicalTrials.gg
Status unknownNCT03747536Updated Nov 21, 2018

Ipratropium Bromide Spray as Treatment for Sialorrhea in Children

A Phase 2 interventional study of Ipratropium bromide and Placebo in Sialorrhea, sponsored by London Health Sciences Centre. Status unknown. Open to participants aged 5 Years to 18 Years. Per ClinicalTrials.gov, last updated 2018-11-21.

Sponsored by London Health Sciences Centre · Phase 2, Interventional, and Treatment

The sponsor has not verified this record recently (last verified Nov 2018), so the status shown — last known as Not yet recruiting — may be out of date.
Phase
Phase 2
Study type
Interventional
Enrollment
30
Allocation
Randomized
Ages
5 Years to 18 Years
Sex
All
01

Study summary

Double-blind, clinical trial investigating the effects of ipratropium spray versus placebo spray in children with sialorrhea

Read the detailed description

Excess drooling, or sialorrhea, is a chronic problem seen in pediatric patients with oral-motor dysfunction or neurodevelopmental abnormalities. Despite significant social and physical detriment from sialorrhea, an effective and safe treatment remains elusive.

The investigator's objective is to study the effect of sublingual ipratropium (an anticholinergic aerosol spray) on sialorrhea in the pediatric population

Method: A double-blind, randomized, placebo-controlled cross-over trial of sublingual ipratropium bromide application in pediatric patients with inappropriate drooling. Patients are recruited from the sialorrhea clinic and informed consent is obtained. Patients are randomized to receive ipratropium bromide, 1- 2 metered doses (sprays) of active drug (21 micrograms per metered dose) or matching placebo, every 6 hours up to a maximum of 4 times per day, in a double-blind, cross-over design using randomization tables. Total treatment length is two weeks for each limb of the study with a 2 week washout period. The primary outcome measure is the reporting of sialorrhea using a validated scales. Secondary outcome includes global assessment of treatment, patient satisfaction, and adverse effects.

02

Conditions studied

  • Sialorrhea

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Keywords

  • Ipratropium bromide
  • Sialorrhea
  • Pediatric
03

In context

Sialorrhea

60 studies on the registry are indexed under Sialorrhea; 5 are open to participants now.

This study's planned enrollment of 30 is close to the median of 31 across 44 interventional studies indexed under Sialorrhea.

Browse Sialorrhea studies →

Lead sponsor

London Health Sciences Centre is the lead sponsor of 39 studies on the registry; 5 are open to participants now.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
5 Years to 18 Years
Sexes eligible
All
Accepts healthy volunteers
No

Go through the criteria one by one — yes, no or not sure — and take the list to your doctor or the study team. Kept in this browser only.

Inclusion criteria

  • Children and adolescents aged 5-18 with a history of excessive drooling

Exclusion criteria

Exclusion Criteria:

  • known to ipratropium bromide
  • surgery for sialorrhea within one year
  • the concurrent use of acetylcholinesterase inhibitors, cholinergic agents, or anticholinergic agents
  • botulinum toxin for drooling within the preceding six months
  • a history of glaucoma
  • the presence of urinary retention or outflow obstruction as evidenced by patient history or documented urodynamic studies
Terms in these criteria, in plain language(2)

Underlined terms in the criteria open these too. Explained by clinicaltrials.gg, not part of the registry record. The study team decides who can take part.

Hypersensitivity

An allergy, or another reaction of the immune system, to a substance. “Hypersensitivity to the study drug” means a known allergic reaction to it — not every side effect a medicine can have.

Clinically significant

Judged by the study doctor to matter for your health or for the study. It is a doctor’s decision, so ask the study team if you are unsure whether something counts.

05

Study design

Phase
Phase 2
Primary purpose
Treatment
Allocation
Randomized
Intervention model
Crossover assignment
Masking
Quadruple (Participant, Care provider, Investigator, Outcomes assessor)
Enrollment
30 participants (estimated)

Study arms

  • Experimental
    Intervention

    ipratropium bromide administered via metered dose spray (21 micrograms per spray). 1-2 spray sublingual or to buccal mucosa every 6 hours up to 4 times a day

    Drug: Ipratropium bromide

  • Placebo comparator
    Placebo

    normal saline administered via metered dose spray. 1-2 spray sublingual or to buccal mucosa every 6 hours up to 4 times a day

    Other: Placebo

Interventions

  • ipratropium bromide via metered dose spray (21 micrograms per spray)

    Also known as: Atrovent

  • OtherPlacebo

    normal saline delivered via metered dose spray

06

What researchers measure

Primary outcomes

  1. Change in Drooling Severity and Frequency Scale

    Also referred to as the Thomas Stonell and Greenberg scale. This is a validated tool using patient reported scores for drooling severity and frequency. Drooling severity is scored on a scale with minimum value of 1 and maximum value of 5. A higher value represents a worse outcome. The frequency is scored on a scale with minimum value of 1 and maximum value of 4. A higher value represents a worse outcome. The subscales (severity and frequency) can be interpreted independently or combined through addition to compute a total score.

    Time frame: Change from baseline sialorrhea at 2 weeks following each treatment arm

  2. Change in Drooling impact scale

    The drooling impact scale is a validated self-administered questionnaire used to measure saliva-control in children. The scale consists of 10 questions/subscales, each with a minimum score of 1 and a maximum score of 10. For all subscales, the higher value represents a worse outcome. The total score is reported and is calculated by adding the score of all 10 subscales.

    Time frame: Change from baseline sialorrhea at 2 weeks following each treatment arm

Secondary outcomes

  1. Patient Global Impression of Improvement Scale

    The Patient Global Impression of improvement scale is a single 7-point scale that requires the patient/caregiver to assess how much the illness has improved or worsened relative to a baseline state at the beginning of the intervention. The minimum score is 1 and the maximum score is 7. A higher value represents a worse outcome. To be collected through patient booklet

    Time frame: At start of trial and weekly self recording up to 8 weeks

  2. Adverse effect

    Documentation of all adverse effects encountered during study period

    Time frame: Intermittent up to 8 weeks

  3. Patient feedback

    Open ended patient comment related to the intervention. To be collected through patient booklet

    Time frame: Weekly self recording up to 8 weeks.

07

Study locations

No study locations are listed for this record.

08

References and documents

Individual participant data

Plan to share: Undecided

No publications or documents are linked to this record.

09

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Nov 21, 2018, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT03747536
Lead sponsor
London Health Sciences Centre
Responsible party
Peng You (Principle Investigator, Department of Otolaryngology Head and Neck Surgery, Western University, London Health Sciences Centre) — Principal investigator
First posted
Nov 20, 2018
Start date
Jan 1, 2019 (estimated)
Primary completion
Oct 1, 2019 (estimated)
Completion
Jan 1, 2021 (estimated)
Last update
Nov 21, 2018

Study contacts

Julie Strychowsky, MD
Contact
julie.strychowsky@lhsc.on.ca
519 685 8500 ext. 58242
Agnieszka Dzioba, PhD
Contact
Agnieszka.Dzioba@lhsc.on.ca
Julie Strychowsky, MD
principal investigator · London Health Science Centre

Oversight

Data monitoring committee
Yes
FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is status unknown, as verified in Nov 2018. You cannot join it, but the record below documents what was studied.

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Studies of the drug tested here: Ipratropium

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