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Trial · NCT00421304

A Study to Evaluate a Single Intravenous Dose of Motavizumab for the Treatment of Children Hospitalized With Respiratory Syncytial Virus (RSV) Illness

NCT00421304, Not applicable, Completed, MedImmune LLC; results first posted 2021-08-27

3 sourcestrials-2026-11-12-0.5.0

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ConductScience Library. A Study to Evaluate a Single Intravenous Dose of Motavizumab for the Treatment of Children Hospitalized With Respiratory Syncytial Virus (RSV) Illness. Trials, record NCT00421304. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT00421304

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Trial

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

Title
A Study to Evaluate a Single Intravenous Dose of Motavizumab for the Treatment of Children Hospitalized With Respiratory Syncytial Virus (RSV) Illness
NCT number
NCT00421304
Status
Completed
Phases
Not applicable
Enrollment
118 participants, actual
Lead sponsor
MedImmune LLC
Conditions
RSV Illness in ≤12 Months of Participants
Interventions
Motavizumab, Placebo
First posted
2007-01-11
Last updated
2021-08-27
Results first posted
2021-08-27

Source ClinicalTrials.gov

Registered outcomes34

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

ListOutcomeTime frameDescription
PrimaryRespiratory Syncytial Virus (RSV) Load in the Upper Respiratory Tract as Measured by Quantitative Real Time Reverse Transcriptase Polymerase Chain Reaction (RT-PCR) at Day 0Day 0
The RSV viral load is measured by cultivatable virus and real-time RT-PCR in the upper respiratory tract in previously healthy children less than or equal to (\<=12) months of age who are hospitalized with lower respiratory tract illness.
PrimaryRSV Load in the Upper Respiratory Tract as Measured by Quantitative RT-PCR at Day 1Day 1
The RSV viral load is measured by cultivatable virus and real-time RT-PCR in the upper respiratory tract in previously healthy children \<=12 months of age who are hospitalized with lower respiratory tract illness.
PrimaryRSV Load in the Upper Respiratory Tract as Measured by Quantitative RT-PCR at Day 2Day 2
The RSV viral load is measured by cultivatable virus and real-time RT-PCR in the upper respiratory tract in previously healthy children \<=12 months of age who are hospitalized with lower respiratory tract illness.
PrimaryRSV Load in the Upper Respiratory Tract as Measured by Quantitative RT-PCR at Day 3Day 3
The RSV viral load is measured by cultivatable virus and real-time RT-PCR in the upper respiratory tract in previously healthy children \<=12 months of age who are hospitalized with lower respiratory tract illness.
PrimaryRSV Load in the Upper Respiratory Tract as Measured by Quantitative RT-PCR at Day 4Day 4
The RSV viral load is measured by cultivatable virus and real-time RT-PCR in the upper respiratory tract in previously healthy children \<=12 months of age who are hospitalized with lower respiratory tract illness.
PrimaryRSV Load in the Upper Respiratory Tract as Measured by Quantitative RT-PCR at Day 5Day 5
The RSV viral load is measured by cultivatable virus and real-time RT-PCR in the upper respiratory tract in previously healthy children \<=12 months of age who are hospitalized with lower respiratory tract illness.
PrimaryRSV Load in the Upper Respiratory Tract as Measured by Quantitative RT-PCR at Day 6Day 6
The RSV viral load is measured by cultivatable virus and real-time RT-PCR in the upper respiratory tract in previously healthy children \<=12 months of age who are hospitalized with lower respiratory tract illness.
PrimaryRSV Load in the Upper Respiratory Tract as Measured by Quantitative RT-PCR at Day 7Day 7
The RSV viral load is measured by cultivatable virus and real-time RT-PCR in the upper respiratory tract in previously healthy children \<=12 months of age who are hospitalized with lower respiratory tract illness.
PrimaryRSV Load in the Upper Respiratory Tract as Measured by Quantitative RT-PCR at Day 30Day 30
The RSV viral load is measured by cultivatable virus and real-time RT-PCR in the upper respiratory tract in previously healthy children \<=12 months of age who are hospitalized with lower respiratory tract illness.
PrimaryRSV Load in the Upper Respiratory Tract as Measured by Quantitative RT-PCR at Day 90Day 90
The RSV viral load is measured by cultivatable virus and real-time RT-PCR in the upper respiratory tract in previously healthy children \<=12 months of age who are hospitalized with lower respiratory tract illness.

Outcomes34

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

TypeOutcomeTime framePopulationUnitsMeasured as
PRIMARYRespiratory Syncytial Virus (RSV) Load in the Upper Respiratory Tract as Measured by Quantitative Real Time Reverse Transcriptase Polymerase Chain Reaction (RT-PCR) at Day 0Day 0The ITT population included all participants who were randomized in the study. Participants with adequate baseline samples and who tested positive for RSV at Day 0 were analyzed for this outcome.log10 copies/mLMEAN
PRIMARYRSV Load in the Upper Respiratory Tract as Measured by Quantitative RT-PCR at Day 1Day 1The ITT population included all participants who were randomized in the study. Participants with adequate baseline samples and who tested positive for RSV at Day 1 were analyzed for this outcome.log10 copies/mLMEAN
PRIMARYRSV Load in the Upper Respiratory Tract as Measured by Quantitative RT-PCR at Day 2Day 2The ITT population included all participants who were randomized in the study. Participants with adequate baseline samples and who tested positive for RSV at Day 2 were analyzed for this outcome.log10 copies/mLMEAN
PRIMARYRSV Load in the Upper Respiratory Tract as Measured by Quantitative RT-PCR at Day 3Day 3The ITT population included all participants who were randomized in the study. Participants with adequate baseline samples and who tested positive for RSV at Day 3 were analyzed for this outcome.log10 copies/mLMEAN
PRIMARYRSV Load in the Upper Respiratory Tract as Measured by Quantitative RT-PCR at Day 4Day 4The ITT population included all participants who were randomized in the study. Participants with adequate baseline samples, who tested positive for RSV at Day 4 were analyzed for this outcome.log10 copies/mLMEAN
PRIMARYRSV Load in the Upper Respiratory Tract as Measured by Quantitative RT-PCR at Day 5Day 5The ITT population included all participants who were randomized in the study. Participants with adequate baseline samples, who tested positive for RSV at Day 5 were analyzed for this outcome.log10 copies/mLMEAN
PRIMARYRSV Load in the Upper Respiratory Tract as Measured by Quantitative RT-PCR at Day 6Day 6The ITT population included all participants who were randomized in the study. Participants with adequate baseline samples, who tested positive for RSV at Day 6 were analyzed for this outcome.log10 copies/mLMEAN
PRIMARYRSV Load in the Upper Respiratory Tract as Measured by Quantitative RT-PCR at Day 7Day 7The ITT population included all participants who were randomized in the study. Participants with adequate baseline samples and who tested positive for RSV at Day 7 were analyzed for this outcome.log10 copies/mLMEAN
PRIMARYRSV Load in the Upper Respiratory Tract as Measured by Quantitative RT-PCR at Day 30Day 30The ITT population included all participants who were randomized in the study. Participants with adequate baseline samples and who tested positive for RSV at Day 30 were analyzed for this outcome.log10 copies/mLMEAN
PRIMARYRSV Load in the Upper Respiratory Tract as Measured by Quantitative RT-PCR at Day 90Day 90The ITT population included all participants who were randomized in the study. Participants with adequate baseline samples and who tested positive for RSV at Day 90 were analyzed for this outcome.log10 copies/mLMEAN

Results by group390

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

OutcomeGroupCategoryValueSpreadUnits
Respiratory Syncytial Virus (RSV) Load in the Upper Respiratory Tract as Measured by Quantitative Real Time Reverse Transcriptase Polymerase Chain Reaction (RT-PCR) at Day 0Placebo8.13Standard Deviation 0.73log10 copies/mL
Respiratory Syncytial Virus (RSV) Load in the Upper Respiratory Tract as Measured by Quantitative Real Time Reverse Transcriptase Polymerase Chain Reaction (RT-PCR) at Day 0Motavizumab 30 mg/kg8.05Standard Deviation 1.22log10 copies/mL
Respiratory Syncytial Virus (RSV) Load in the Upper Respiratory Tract as Measured by Quantitative Real Time Reverse Transcriptase Polymerase Chain Reaction (RT-PCR) at Day 0Motavizumab 100 mg/kg8.15Standard Deviation 0.86log10 copies/mL
RSV Load in the Upper Respiratory Tract as Measured by Quantitative RT-PCR at Day 1Placebo7.61Standard Deviation 0.86log10 copies/mL
RSV Load in the Upper Respiratory Tract as Measured by Quantitative RT-PCR at Day 1Motavizumab 30 mg/kg7.54Standard Deviation 1.26log10 copies/mL
RSV Load in the Upper Respiratory Tract as Measured by Quantitative RT-PCR at Day 1Motavizumab 100 mg/kg7.40Standard Deviation 1.26log10 copies/mL
RSV Load in the Upper Respiratory Tract as Measured by Quantitative RT-PCR at Day 2Placebo6.95Standard Deviation 1.21log10 copies/mL
RSV Load in the Upper Respiratory Tract as Measured by Quantitative RT-PCR at Day 2Motavizumab 30 mg/kg6.68Standard Deviation 1.21log10 copies/mL
RSV Load in the Upper Respiratory Tract as Measured by Quantitative RT-PCR at Day 2Motavizumab 100 mg/kg6.59Standard Deviation 1.35log10 copies/mL
RSV Load in the Upper Respiratory Tract as Measured by Quantitative RT-PCR at Day 3Placebo6.12Standard Deviation 1.15log10 copies/mL

Participant flow9

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

PeriodMilestoneGroupParticipantsUnits counted
Overall StudySTARTEDPlacebo40
Overall StudySTARTEDMotavizumab 30 mg/kg39
Overall StudySTARTEDMotavizumab 100 mg/kg39
Overall StudyCOMPLETEDPlacebo32
Overall StudyCOMPLETEDMotavizumab 30 mg/kg35
Overall StudyCOMPLETEDMotavizumab 100 mg/kg31
Overall StudyNOT COMPLETEDPlacebo8
Overall StudyNOT COMPLETEDMotavizumab 30 mg/kg4
Overall StudyNOT COMPLETEDMotavizumab 100 mg/kg8

Adverse events123

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

TypeEventOrgan systemGroupAffectedAt riskEvents
otherAnaemiaBlood and lymphatic system disordersPlacebo1372
otherAnaemiaBlood and lymphatic system disordersMotavizumab 30 mg/kg3383
otherAnaemiaBlood and lymphatic system disordersMotavizumab 100 mg/kg1381
otherConjunctivitisEye disordersPlacebo3373
otherConjunctivitisEye disordersMotavizumab 30 mg/kg2382
otherConjunctivitisEye disordersMotavizumab 100 mg/kg3383
otherAbdominal painGastrointestinal disordersPlacebo0370
otherAbdominal painGastrointestinal disordersMotavizumab 30 mg/kg2382
otherAbdominal painGastrointestinal disordersMotavizumab 100 mg/kg0380
otherConstipationGastrointestinal disordersPlacebo2372

Adverse event totals9

The totals the trial posted for each group.

TotalGroupAffectedAt risk
Total, all-cause mortalityPlacebo037
Total, all-cause mortalityMotavizumab 30 mg/kg038
Total, all-cause mortalityMotavizumab 100 mg/kg038
Total, other adverse eventsPlacebo3037
Total, other adverse eventsMotavizumab 30 mg/kg2238
Total, other adverse eventsMotavizumab 100 mg/kg2438
Total, serious adverse eventsPlacebo637
Total, serious adverse eventsMotavizumab 30 mg/kg638
Total, serious adverse eventsMotavizumab 100 mg/kg738

Papers1

The papers the trial lists on ClinicalTrials.gov.

PMIDListed as
24356256DERIVED

Source PubMed

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/NCT00421304

GET https://conductscience.org/api/trials/v1/NCT00421304/registered?page=2