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Trial · NCT03851835

Multi-DOSE Oral Ondansetron for Pediatric Acute GastroEnteritis

NCT03851835, Phase 3, Completed, University of Calgary

3 sourcestrials-2026-11-12-0.5.0

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ConductScience Library. Multi-DOSE Oral Ondansetron for Pediatric Acute GastroEnteritis. Trials, record NCT03851835. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT03851835

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Trial

As registered on ClinicalTrials.gov, in the graph's capture of the registry.

Title
Multi-DOSE Oral Ondansetron for Pediatric Acute GastroEnteritis
NCT number
NCT03851835
Status
Completed
Phases
Phase 3
Enrollment
1,030 participants, actual
Lead sponsor
University of Calgary
Conditions
Acute Gastroenteritis, Viral Illness, Vomiting, Diarrhea
Interventions
Ondansetron Oral Solution, Oral Placebo
First posted
2019-02-22
Last updated
2025-04-25

Source ClinicalTrials.gov

Registered outcomes8

Each outcome the trial registered, primary first, in ClinicalTrials.gov's words.

ListOutcomeTime frameDescription
PrimaryDevelopment of moderate to severe disease as defined by the Modified Vesikari Scale (MVS) Score of ≥ 9 following ED evaluation - change in the MVS score between Hour 0 and Hour 168 of the study.Measured 24, 48, and 168 hours after baseline visit
The Modified Vesikari Scale Score (MVS) is a composite measure which includes several variables representing the severity of disease - points are summed to provide an overall score: * Duration of diarrhea (hours): 0 (0 points), 1-96 (1 point), 97-120 (2 points), ≥121 (3 points) * Maximum number of watery stools per 24 hour period: 0 (0 points), 1-3 (1 point), 4-5 (2 points), ≥6 (3 points) * Duration of vomiting (hours): 0 (0 points), 1-24 (1 point), 25-48 (2 points), ≥49 (3 points) * Maximum number of vomiting episodes per 24 hour period: none (0 points), 1 (1 point), 2-3 (2 points), ≥5 (3 points). * Maximum recorded rectal temperature (degrees Celsius): \<37.0 (0 points), 37.1-38.4 (1 point), 38.5-38.9 (2 points), ≥39.0 (3 points) * Unscheduled health care visit: None (0 points), Primary Care (2 points), emergency department (3 points) * Treatment: None (0 points), Rehydration with IV fluids (1 point), Hospitalization (2 points)
SecondaryVomiting DurationMeasured 24, 48, and 168 hours after baseline visitNumber of hours of vomiting following ED disposition.
SecondaryVomiting FrequencyMeasured 24, 48, and 168 hours after baseline visitNumber of episodes of vomiting following ED disposition.
SecondaryVomiting ProportionMeasured 24, 48, and 168 hours after baseline visitThe proportion who experience vomiting following ED disposition.
SecondaryProportion of participants who require an unscheduled health care visitMeasured 24, 48, and 168 hours after baseline visit
Unscheduled health care provider visits following Emergency Department disposition. Is there a difference in the proportion who require an unscheduled health care provider visit following ED disposition.
SecondaryProportion of participants who require Intravenous (IV) RehydrationMeasured 24, 48, and 168 hours after baseline visitIs there a difference in the proportion who require intravenous rehydration following ED disposition.
SecondarySatisfaction with care: 5 point Likert Scale168 hours after baseline
Caregivers will be asked about their level of satisfaction with the therapy provided measured on the following 5 point Likert scale (choose one option): * 1 - Very dissatisfied * 2 - Dissatisfied * 3 - Neither satisfied, nor dissatisfied * 4 - Satisfied * 5 - Very Satisfied
OtherSafety Profile of Multiple Doses of Oral OndansetronMeasured 24, 48, and 168 hours after baseline visit
To determine if the discharge of children with AGE associated vomiting who are administered ondansetron in the ED with additional doses to be taken at home is associated with adverse events (e.g. diarrhea, revisits) as compared with placebo.

Outcomes0

Each outcome the trial posted results for, in ClinicalTrials.gov's words.

None in this release.

Results by group0

Each measurement the trial posted, group by group, in the words and numbers it posted.

None in this release.

Participant flow0

How many started, completed or left each group, period by period.

None in this release.

Adverse events0

Each adverse event the trial posted, group by group: the participants affected out of those at risk.

None in this release.

Adverse event totals0

The totals the trial posted for each group.

None in this release.

Papers4

The papers the trial lists on ClinicalTrials.gov.

PMIDListed asSource
32460879DERIVEDPubMed
32838813DERIVEDPubMed
40673584DERIVEDPubMed
42090154DERIVEDPubMed

Grants0

The grants NIH RePORTER links to the trial, newest funded first: NIH's, and some of AHRQ's, CDC's, FDA's and VA's. Each shows its title, principal investigators, organization and funder in its newest year.

None in this release.

Trial comparisons0

Comparisons of the trial's two groups, calculated by ConductScience from the counts it posted.

None in this release.

Tests0

The ConductCognition tests this trial's registered outcomes name, as ScienceGraph matched them in trial-tests-2026-11-12-0.2.1.

None in this release.

Data dates

The day each source was copied for this release.

ClinicalTrials.gov
2026-11-12
ClinicalTrials.gov
Results, from AACT
2026-03-23
AACT
NIH grant links
2026-11-13
NIH RePORTER

Sources 3

  • ClinicalTrials.gov's posted results, through CTTI's AACTFreely available. Acknowledgement requested
  • ClinicalTrials.govNo license stated
  • NIH RePORTER's clinical studies and project filesPublic domain
Each source's terms
  • ClinicalTrials.gov's posted results, through CTTI's AACTClinicalTrials.gov data via Aggregate Analysis of ClinicalTrials.gov (AACT), CTTI. CTTI makes its materials freely available and requests acknowledgement. https://aact.ctti-clinicaltrials.org/documentation/299
  • ClinicalTrials.govnone stated
  • NIH RePORTER's clinical studies and project filesPublic domain (NIH RePORTER)

ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions.

For software

Read this trial from software.

The record and each of its lists are JSON, twenty rows a page. No key.

GET https://conductscience.org/api/trials/v1/NCT03851835

GET https://conductscience.org/api/trials/v1/NCT03851835/registered