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Trial · NCT04681170

Efficacy and Safety of Lomitapide in Paediatric Patients With Homozygous Familial Hypercholesterolaemia (HoFH)

NCT04681170, Phase 3, Completed, Amryt Pharma; results first posted 2025-08-27

3 sourcestrials-2026-11-12-0.5.0

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ConductScience Library. Efficacy and Safety of Lomitapide in Paediatric Patients With Homozygous Familial Hypercholesterolaemia (HoFH). Trials, record NCT04681170. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT04681170

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Trial

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

Title
Efficacy and Safety of Lomitapide in Paediatric Patients With Homozygous Familial Hypercholesterolaemia (HoFH)
NCT number
NCT04681170
Status
Completed
Phases
Phase 3
Enrollment
46 participants, actual
Lead sponsor
Amryt Pharma
Conditions
Homozygous Familial Hypercholesterolaemia (HoFH)
Interventions
Lomitapide
First posted
2020-12-23
Last updated
2025-08-27
Results first posted
2025-08-27
Limitations and caveats
Lp(a) analysis was analysed locally as central analysis was only available from January 2022.

Source ClinicalTrials.gov

Registered outcomes19

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

ListOutcomeTime frameDescription
PrimaryEfficacy Endpoint: Percent Change in Low-density Lipoprotein Cholesterol (LDL C) at Week 24 Compared to BaselineBaseline through Week 24To evaluate the efficacy of lomitapide, as defined by the percent change in low density lipoprotein cholesterol (LDL C) at the maximum tolerated dose (MTD)
SecondaryEfficacy Endpoint: Percent Change From Baseline at Week 24 for Various Lipid ParametersBaseline through Week 24
To evaluate the efficacy of lomitapide, as defined by the percent change of the following lipid parameters at the maximum tolerated dose (MTD): * Non-high-density lipoprotein cholesterol (Non-HDL-C) * Total cholesterol (TC) * Very-low-density lipoprotein cholesterol (VLDL-C) * Apolipoprotein B (Apo B) * TG (Triglycerides)
SecondaryEfficacy Endpoint: Percent Change From Baseline at Week 24 for Lp(a)Baseline through Week 24To evaluate the efficacy of lomitapide, as defined by the percent change in Lp(a) at the maximum tolerated dose (MTD)
SecondaryPercent Change From Baseline at All Other Time Points Through Week 104 for LDL-CBaseline through Week 104To evaluate the efficacy of lomitapide, as defined by the percent change in LDL-C at the maximum tolerated dose (MTD)
SecondaryPercent Change From Baseline at All Other Time Points Through Week 104 for Non-HDL-CBaseline through Week 104To evaluate the efficacy of lomitapide, as defined by the percent change in Non-HDL-C at the maximum tolerated dose (MTD)
SecondaryPercent Change From Baseline at All Other Time Points Through Week 104 for TCBaseline through Week 104To evaluate the efficacy of lomitapide, as defined by the percent change in TC at the maximum tolerated dose (MTD)
SecondaryPercent Change From Baseline at All Other Time Points Through Week 104 for VLDL-CBaseline through Week 104To evaluate the efficacy of lomitapide, as defined by the percent change in VLDL-C at the maximum tolerated dose (MTD)
SecondaryPercent Change From Baseline at All Other Time Points Through Week 104 for Apo BBaseline through Week 104To evaluate the efficacy of lomitapide, as defined by the percent change in apo B at the maximum tolerated dose (MTD)
SecondaryPercent Change From Baseline at All Other Time Points Through Week 104 for TGBaseline through Week 104To evaluate the efficacy of lomitapide, as defined by the percent change in TG at the maximum tolerated dose (MTD)
SecondaryPercent Change From Baseline at All Other Time Points Through Week 104 for Lipoprotein(a) (Lp(a))Baseline through Week 104To evaluate the efficacy of lomitapide, as defined by the percent change in Lp(a) at the maximum tolerated dose (MTD)

Outcomes19

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

TypeOutcomeTime framePopulationUnitsMeasured as
PRIMARYEfficacy Endpoint: Percent Change in Low-density Lipoprotein Cholesterol (LDL C) at Week 24 Compared to BaselineBaseline through Week 24Patients have been evaluated both, as individual age groups and all together.Percent change from BaselineMEAN
SECONDARYEfficacy Endpoint: Percent Change From Baseline at Week 24 for Various Lipid ParametersBaseline through Week 24Patients have been evaluated both, as individual age groups and all together.Percent change from BaselineMEAN
SECONDARYEfficacy Endpoint: Percent Change From Baseline at Week 24 for Lp(a)Baseline through Week 24
Patients have been evaluated both, as individual age groups and all together. Note: Lp(a) assessment was inadvertently removed from the central laboratory lipid panel during the laboratory set up phase. However, Lp(a) has also been assessed locally, but in various units (mg/dL, g/L, and nmol/L). Sicne Lp(a) concentrations should not be converted from 'nmol/L' to 'mg/dL', or vice versa, and more subjects had values reported in nmol/L, results are presented for the nmol/l only.
Percent change from BaselineMEAN
SECONDARYPercent Change From Baseline at All Other Time Points Through Week 104 for LDL-CBaseline through Week 104Patients have been evaluated both, as individual age groups and all together.Percent change from BaselineMEAN
SECONDARYPercent Change From Baseline at All Other Time Points Through Week 104 for Non-HDL-CBaseline through Week 104Patients have been evaluated both, as individual age groups and all together.Percent change from BaselineMEAN
SECONDARYPercent Change From Baseline at All Other Time Points Through Week 104 for TCBaseline through Week 104Patients have been evaluated both, as individual age groups and all together.Percent change from BaselineMEAN
SECONDARYPercent Change From Baseline at All Other Time Points Through Week 104 for VLDL-CBaseline through Week 104Patients have been evaluated both, as individual age groups and all together.Percent change from BaselineMEAN
SECONDARYPercent Change From Baseline at All Other Time Points Through Week 104 for Apo BBaseline through Week 104Patients have been evaluated both, as individual age groups and all together.Percent change from BaselineMEAN
SECONDARYPercent Change From Baseline at All Other Time Points Through Week 104 for TGBaseline through Week 104Patients from all age groups have been evaluated together.Percent change from BaselineMEAN
SECONDARYPercent Change From Baseline at All Other Time Points Through Week 104 for Lipoprotein(a) (Lp(a))Baseline through Week 104
Patients have been evaluated both, as individual age groups and all together. Note: Lp(a) assessment was inadvertently removed from the central laboratory lipid panel during the laboratory set up phase. However, Lp(a) has also been assessed locally, but in various units (mg/dL, g/L, and nmol/L). Sicne Lp(a) concentrations should not be converted from 'nmol/L' to 'mg/dL', or vice versa, and more subjects had values reported in nmol/L, results are presented for the nmol/l only.
Percent change from BaselineMEAN

Results by group629

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

OutcomeGroupCategoryValueSpreadUnits
Efficacy Endpoint: Percent Change in Low-density Lipoprotein Cholesterol (LDL C) at Week 24 Compared to BaselineAll Age Groups-53.910Standard Deviation 25.8287Percent change from Baseline
Efficacy Endpoint: Percent Change in Low-density Lipoprotein Cholesterol (LDL C) at Week 24 Compared to BaselineAge 5-10 Years-56.529Standard Deviation 26.5401Percent change from Baseline
Efficacy Endpoint: Percent Change in Low-density Lipoprotein Cholesterol (LDL C) at Week 24 Compared to BaselineAge 11-17 Years-51.633Standard Deviation 25.5658Percent change from Baseline
Efficacy Endpoint: Percent Change From Baseline at Week 24 for Various Lipid ParametersAll Age GroupsNon-HDL-C-54.185Standard Deviation 25.0256Percent change from Baseline
Efficacy Endpoint: Percent Change From Baseline at Week 24 for Various Lipid ParametersAge 5-10 YearsNon-HDL-C-56.655Standard Deviation 25.9804Percent change from Baseline
Efficacy Endpoint: Percent Change From Baseline at Week 24 for Various Lipid ParametersAge 11-17 YearsNon-HDL-C-52.038Standard Deviation 24.5423Percent change from Baseline
Efficacy Endpoint: Percent Change From Baseline at Week 24 for Various Lipid ParametersAll Age GroupsTC-50.176Standard Deviation 24.5397Percent change from Baseline
Efficacy Endpoint: Percent Change From Baseline at Week 24 for Various Lipid ParametersAge 5-10 YearsTC-52.883Standard Deviation 25.6260Percent change from Baseline
Efficacy Endpoint: Percent Change From Baseline at Week 24 for Various Lipid ParametersAge 11-17 YearsTC-47.822Standard Deviation 23.8756Percent change from Baseline
Efficacy Endpoint: Percent Change From Baseline at Week 24 for Various Lipid ParametersAll Age GroupsVLDL-C-49.678Standard Deviation 31.6126Percent change from Baseline

Participant flow24

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

PeriodMilestoneGroupParticipantsUnits counted
Pre-run inSTARTEDAge 5-10 Years21
Pre-run inSTARTEDAge 11-17 Years25
Pre-run inCOMPLETEDAge 5-10 Years21
Pre-run inCOMPLETEDAge 11-17 Years25
Pre-run inNOT COMPLETEDAge 5-10 Years0
Pre-run inNOT COMPLETEDAge 11-17 Years0
Stratified Enrolment & run-inSTARTEDAge 5-10 Years21
Stratified Enrolment & run-inSTARTEDAge 11-17 Years25
Stratified Enrolment & run-inCOMPLETEDAge 5-10 Years20
Stratified Enrolment & run-inCOMPLETEDAge 11-17 Years23

Adverse events178

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

TypeEventOrgan systemGroupAffectedAt riskEvents
otherAlanine aminotransferase increasedInvestigationsAge 5-10 Years92011
otherAlanine aminotransferase increasedInvestigationsAge 11-17 Years82317
otherAspartate aminotransferase increasedInvestigationsAge 5-10 Years72010
otherAspartate aminotransferase increasedInvestigationsAge 11-17 Years82318
otherBlood creatine phosphokinase increasedInvestigationsAge 5-10 Years4204
otherBlood creatine phosphokinase increasedInvestigationsAge 11-17 Years2232
otherC-reactive protein increasedInvestigationsAge 5-10 Years3205
otherC-reactive protein increasedInvestigationsAge 11-17 Years3233
otherECG signs of ventricular hypertrophyInvestigationsAge 5-10 Years2202
otherECG signs of ventricular hypertrophyInvestigationsAge 11-17 Years3233

Adverse event totals6

The totals the trial posted for each group.

TotalGroupAffectedAt risk
Total, all-cause mortalityAge 5-10 Years120
Total, all-cause mortalityAge 11-17 Years123
Total, other adverse eventsAge 5-10 Years1920
Total, other adverse eventsAge 11-17 Years2323
Total, serious adverse eventsAge 5-10 Years420
Total, serious adverse eventsAge 11-17 Years723

Papers1

The papers the trial lists on ClinicalTrials.gov.

PMIDListed as
39426393DERIVED

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
Age 5-10 Years vs Age 11-17 Years: deaths from any causeTrial comparisons
Age 5-10 Years vs Age 11-17 Years: 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/NCT04681170

GET https://conductscience.org/api/trials/v1/NCT04681170/results?page=2