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Trial · NCT03703882

Phase III Study of Edasalonexent in Boys With Duchenne Muscular Dystrophy

NCT03703882, Phase 3, Completed, Catabasis Pharmaceuticals; results first posted 2022-06-21

3 sourcestrials-2026-11-12-0.5.0

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ConductScience Library. Phase III Study of Edasalonexent in Boys With Duchenne Muscular Dystrophy. Trials, record NCT03703882. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT03703882

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Trial

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

Title
Phase III Study of Edasalonexent in Boys With Duchenne Muscular Dystrophy
NCT number
NCT03703882
Status
Completed
Phases
Phase 3
Enrollment
131 participants, actual
Lead sponsor
Catabasis Pharmaceuticals
Conditions
Muscular Dystrophy, Duchenne
Interventions
Edasalonexent, Placebo
First posted
2018-10-12
Last updated
2022-06-21
Results first posted
2022-06-21

Source ClinicalTrials.gov

Registered outcomes5

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

ListOutcomeTime frameDescription
PrimaryChange From Baseline in North Star Ambulatory Assessment (NSAA)Baseline (Day 1) to Week 52
To assess change from baseline in North Star Ambulatory Assessment(NSAA) Total Score at Wk52. NSAA is clinician-reported outcome instrument designed to measure ambulatory function in males with Duchenne muscular dystrophy(DMD). Patients asked to perform 17 different functional activities,including 10MWT,rising from sit to stand,standing on one leg,climbing \& descending a step,stand from supine, lifting the head, standing on heels, \& jumping. Each function activity will be scored as0=(unable to achieve independently),scored as1=(modified method but achieves goal independent of physical assistance from another),or scored as2=(no obvious modification of activity)or "Not Scored". If NSAA test was performed \& any of the individual items are scored as "not scored"(i.e, for reasons unrelated to patients physical capabilities), corresponding total score will be set to missing. Sum of 17 scores will be used to form an ordinal total score(range 0-34).Higher scores imply better functional status
SecondaryChange From Baseline in 10-meter Walk/Run TestBaseline (Day 1) to Week 52
To assess the changes from baseline to Week 52 on the 10-meter walk/run test (10MWT). For timed function tests (TFTs), the time will be set to 12 seconds and the speed to 0 if the TFT assessment meets the following TFT grading criteria. Grade of 1 or 2 (from a 6-point scale). 1=Unable to walk independently 2=Unable to walk independently but can walk with knee-ankle foot orthoses or support from a person 3=Highly adapted wide based lordotic gait. Cannot increase walking speed 4=Moderately adapted gait. Can pick up speed but cannot run 5=Able to pick up speed, but runs with a double stance phase, i.e. cannot achieve both feet off the ground 6=Runs and gets both feet off the ground (with no double stance phase)
SecondaryChange From Baseline in Time to Stand From SupineBaseline (Day 1) to Week 52
To assess the change from baseline in the stand from supine speed at Week 52. For timed function tests (TFTs) , the time will be set to 12 seconds and the speed to 0 if the TFT assessment meets the following TFT grading criteria. Grade of 1 or 2 (from a 6-point scale). 1 = Unable to stand from supine, even with use of a chair, 2 = Assisted Gowers - requires furniture for assist in arising from supine to full upright posture (no time to be recorded) 3=Rolls over, stands up with both hands "climbing up" the legs to achieve full upright posture 4=Rolls over, stands up with 1 hand support on leg 5=Rolls to the side and stands up with one or both hands on the floor to start to rise but does not touch legs 6=Stands up without rolling over or using hands on legs or floor
SecondaryChange From Baseline in 4-stair ClimbBaseline (Day 1) to Week 52
To assess the change from baseline to Week 52 on the 4-Stair Climb. For timed function tests (TFTs) , the time will be set to 12 seconds and the speed to 0 if the TFT assessment meets the following TFT grading criteria. Grade of 1(from a 6-point scale)1=Unable to climb 4 standard stairs(no time recorded) 2=Climbs 4 standard stairs "marking time"(climbs one foot at a time, with both feet on a step before moving to next step), uses both arms on one or both handrails or uses 1 handrail and the other arm pushes on the leg 3=Climbs 4 standard stairs "marking time", using one arm on one handrail or one hand pushing on leg or body 4=Climbs 4 standard stairs "marking time", not needing handrail and not using hands to push on leg 5=Climbs 4 standard stairs alternating feet, needs handrail/s for support or uses arms to push on the leg or body 6=Climbs 4 standard stairs alternating feet, not needing handrail support or using arm to push on the leg
SecondarySafety and Tolerability Measured by Number of Treatment- Emergent Adverse Events (TEAEs) and Serious Adverse Events (SAEs)Up to Week 52
Adverse events that occurred from the time of the administration of the first dose of investigational product (IP) through the end of the safety follow-up were considered treatment-emergent AEs (TEAEs). Serious adverse event (SAE).

Outcomes5

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

TypeOutcomeTime framePopulationUnitsMeasured as
PRIMARYChange From Baseline in North Star Ambulatory Assessment (NSAA)Baseline (Day 1) to Week 52Full Analysis population: All patients in the Randomized Population who received at least 1 dose of study drug and provided at least 1 valid post Baseline NSAA efficacy assessment.score on a scaleMEAN
SECONDARYChange From Baseline in 10-meter Walk/Run TestBaseline (Day 1) to Week 52Full Analysis population: All patients in the Randomized Population who received at least 1 dose of study drug and provided at least 1 valid post Baseline NSAA efficacy assessment.score on a scaleMEAN
SECONDARYChange From Baseline in Time to Stand From SupineBaseline (Day 1) to Week 52Full Analysis population: All patients in the Randomized Population who received at least 1 dose of study drug and provided at least 1 valid post Baseline NSAA efficacy assessment.score on a scaleMEAN
SECONDARYChange From Baseline in 4-stair ClimbBaseline (Day 1) to Week 52Full Analysis Population: All patients in the Randomized Population who received at least 1 dose of study drug and provided at least 1 valid post Baseline NSAA efficacy assessment).score on a scaleMEAN
SECONDARYSafety and Tolerability Measured by Number of Treatment- Emergent Adverse Events (TEAEs) and Serious Adverse Events (SAEs)Up to Week 52
Safety population: All patients who received at least 1 dose of study drug, with patients analyzed based on the actual study treatment received. This included the set of patients who were assigned the same treatment as their randomized sibling.
participantsNUMBER

Results by group20

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

OutcomeGroupCategoryValueSpreadUnits
Change From Baseline in North Star Ambulatory Assessment (NSAA)Dose 1-1.5Standard Deviation 4.41score on a scale
Change From Baseline in North Star Ambulatory Assessment (NSAA)Placebo-1.8Standard Deviation 3.81score on a scale
Change From Baseline in 10-meter Walk/Run TestDose 1-0.0058Standard Deviation 0.03010score on a scale
Change From Baseline in 10-meter Walk/Run TestPlacebo-0.0093Standard Deviation 0.02538score on a scale
Change From Baseline in Time to Stand From SupineDose 1-0.0389Standard Deviation 0.06728score on a scale
Change From Baseline in Time to Stand From SupinePlacebo-0.0459Standard Deviation 0.06171score on a scale
Change From Baseline in 4-stair ClimbDose 1-0.0220Standard Deviation 0.08920score on a scale
Change From Baseline in 4-stair ClimbPlacebo-0.0392Standard Deviation 0.07352score on a scale
Safety and Tolerability Measured by Number of Treatment- Emergent Adverse Events (TEAEs) and Serious Adverse Events (SAEs)Dose 1Treatment Emergent Adverse Event (TEAEs)85participants
Safety and Tolerability Measured by Number of Treatment- Emergent Adverse Events (TEAEs) and Serious Adverse Events (SAEs)PlaceboTreatment Emergent Adverse Event (TEAEs)41participants

Participant flow6

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

PeriodMilestoneGroupParticipantsUnits counted
Overall StudySTARTEDDose 188
Overall StudySTARTEDPlacebo43
Overall StudyCOMPLETEDDose 185
Overall StudyCOMPLETEDPlacebo37
Overall StudyNOT COMPLETEDDose 13
Overall StudyNOT COMPLETEDPlacebo6

Adverse events96

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

TypeEventOrgan systemGroupAffectedAt riskEvents
otherDiarrhoeaGastrointestinal disordersDose 15488
otherDiarrhoeaGastrointestinal disordersPlacebo1243
otherVomitingGastrointestinal disordersDose 12988
otherVomitingGastrointestinal disordersPlacebo1143
otherAbdominal pain upperGastrointestinal disordersDose 11588
otherAbdominal pain upperGastrointestinal disordersPlacebo943
otherNauseaGastrointestinal disordersDose 1788
otherNauseaGastrointestinal disordersPlacebo543
otherConstipationGastrointestinal disordersDose 1688
otherConstipationGastrointestinal disordersPlacebo343

Adverse event totals6

The totals the trial posted for each group.

TotalGroupAffectedAt risk
Total, all-cause mortalityDose 1088
Total, all-cause mortalityPlacebo043
Total, other adverse eventsDose 18588
Total, other adverse eventsPlacebo4143
Total, serious adverse eventsDose 1188
Total, serious adverse eventsPlacebo143

Papers1

The papers the trial lists on ClinicalTrials.gov.

PMIDListed as
34120912DERIVED

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 comparisons2

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

ComparisonSource
Dose 1 vs Placebo: deaths from any causeTrial comparisons
Dose 1 vs Placebo: serious adverse eventsTrial comparisons

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/NCT03703882

GET https://conductscience.org/api/trials/v1/NCT03703882/events?page=2