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Trial · NCT03292484

Longer-term Study of AR101 in Subjects Who Participated in a Prior AR101 Study (ARC008)

NCT03292484, Phase 3, Completed, Aimmune Therapeutics, Inc.; results first posted 2024-12-19

3 sourcestrials-2026-11-12-0.5.0

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ConductScience Library. Longer-term Study of AR101 in Subjects Who Participated in a Prior AR101 Study (ARC008). Trials, record NCT03292484. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT03292484

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Trial

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

Title
Longer-term Study of AR101 in Subjects Who Participated in a Prior AR101 Study (ARC008)
NCT number
NCT03292484
Status
Completed
Phases
Phase 3
Enrollment
911 participants, actual
Lead sponsor
Aimmune Therapeutics, Inc.
Conditions
Peanut Allergy
Interventions
AR101
First posted
2017-09-25
Last updated
2024-12-19
Results first posted
2024-12-19

Source ClinicalTrials.gov

Registered outcomes13

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

ListOutcomeTime frameDescription
PrimaryNumber of Participants With Treatment-emergent Adverse Events (TEAEs) and Treatment-emergent Serious Adverse Events (TESAEs)From first dose of study drug through 30 days after last dose of study drug, up to 59 months
An AE was any untoward medical occurrence in humans, whether or not considered related to the investigational product (IP), that occurred during the conduct of a clinical study. A SAE was any event that resulted in any of the following: death, life-threatening AE, inpatient hospitalization or prolongation of existing hospitalization, persistent or significant incapacity or substantial disruption of the ability to conduct normal life functions, congenital abnormality or birth defect, or important medical event that did not result in one of the above outcomes, but jeopardized the health of the study participant or required medical or surgical intervention to prevent one of the outcomes listed above. TEAEs were defined as those AEs with onset after the first dose of AR101 in ARC008 and no more than 30 days after the last dose of study drug.
PrimaryNumber of Participants With Premature Discontinuation of AR101 Dosing Due to TEAEsFrom first dose of study drug through 30 days after last dose of study drug, up to 59 months
An AE was any untoward medical occurrence in humans, whether or not considered related to the IP, that occurred during the conduct of a clinical study. TEAEs were defined as those AEs with onset after the first dose of AR101 in ARC008 and no more than 30 days after the last dose of study drug.
PrimaryNumber of Participants With Premature Discontinuation of AR101 Dosing Due to Chronic/Recurrent Gastrointestinal TEAEsFrom first dose of study drug through 30 days after last dose of study drug, up to 59 months
An AE was any untoward medical occurrence in humans, whether or not considered related to the IP, that occurred during the conduct of a clinical study. TEAEs were defined as those AEs with onset after the first dose of AR101 in ARC008 and no more than 30 days after the last dose of study drug. Gastrointestinal (GI) AEs, typically chronic/recurrent GI AEs, that resulted in prolonged interruption of dosing are reported.
PrimaryNumber of Participants With TEAEs That Led to a Change in Treatment RegimenFrom first dose of study drug through 30 days after last dose of study drug, up to 59 months
An AE was any untoward medical occurrence in humans, whether or not considered related to the IP, that occurred during the conduct of a clinical study. TEAEs were defined as those AEs with onset after the first dose of AR101 in ARC008 and no more than 30 days after the last dose of study drug. Number of participants with TEAEs requiring dose interruption and dose reduction of study treatment are reported.
PrimaryNumber of Participants With TEAEs That Led to Early WithdrawalFrom first dose of study drug through 30 days after last dose of study drug, up to 59 months
An AE was any untoward medical occurrence in humans, whether or not considered related to the IP, that occurred during the conduct of a clinical study. TEAEs were defined as those AEs with onset after the first dose of AR101 in ARC008 and no more than 30 days after the last dose of study drug.
PrimaryNumber of Participants Who Experienced a Treatment-emergent Anaphylactic ReactionFrom first dose of study drug through 30 days after last dose of study drug, up to 59 months
Anaphylaxis was defined by a number of signs and symptoms that occurred alone or in combination within minutes up to a few hours after exposure to a provoking agent. Treatment-emergent anaphylactic reactions included anaphylactic reactions that occurred after first dose of AR101 in ARC008 through 30 days after last dose of study product but excluding anaphylactic reactions that occurred during or related to a food challenge.
PrimaryNumber of Participants With Use of Epinephrine as a Rescue MedicationFrom first dose of study drug through 30 days after last dose of study drug, up to 59 monthsRescue medications were any medication used to treat individual acute allergic reactions during ARC008 and were according to recognized standards of care for allergy practice.
PrimaryNumber of Participants Who Experienced Accidental or Non-accidental Food Allergy EpisodesFrom first dose of study drug through 30 days after last dose of study drug, up to 59 months
An accidental food allergen exposure was any known or suspected exposure to a food to which the participant was allergic, including peanut, whether or not it resulted in an AE. A non-accidental food allergen exposure was an intentional exposure to a food to which the participant was allergic, including peanut, whether or not it resulted in an AE. Treatment-emergent food allergy episodes included food allergy episodes that occurred after first dose of AR101 in ARC008 through 30 days after last dose of study product but excluding food allergy episodes that occurred during or related to a food challenge.
PrimaryNumber of Participants With TEAEs Following Accidental or Non-accidental Exposure to Peanut and Other Allergenic FoodsFrom first dose of study drug through 30 days after last dose of study drug, up to 59 months
An accidental food allergen exposure was any known or suspected exposure to a food to which the participant was allergic, including peanut, whether or not it resulted in an AE. A non-accidental food allergen exposure was an intentional exposure to a food to which the participant was allergic, including peanut, whether or not it resulted in an AE. An AE was any untoward medical occurrence in humans, whether or not considered related to the IP, that occurred during the conduct of a clinical study. Treatment-emergent food allergy episodes included food allergy episodes that occurred after first dose of AR101 in ARC008 through 30 days after last dose of study product but excluding food allergy episodes that occurred during or related to a food challenge.
PrimaryNumber of Participants With Eosinophilic Esophagitis (EoE)From first dose of study drug through 30 days after last dose of study drug, up to 59 monthsEoE was diagnosed by biopsy/endoscopy.

Outcomes13

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

TypeOutcomeTime framePopulationUnitsMeasured as
PRIMARYNumber of Participants With Treatment-emergent Adverse Events (TEAEs) and Treatment-emergent Serious Adverse Events (TESAEs)From first dose of study drug through 30 days after last dose of study drug, up to 59 monthsThe safety population consisted of all participants who received AR101 during ARC008.ParticipantsCOUNT_OF_PARTICIPANTS
PRIMARYNumber of Participants With Premature Discontinuation of AR101 Dosing Due to TEAEsFrom first dose of study drug through 30 days after last dose of study drug, up to 59 monthsThe safety population consisted of all participants who received AR101 during ARC008.ParticipantsCOUNT_OF_PARTICIPANTS
PRIMARYNumber of Participants With Premature Discontinuation of AR101 Dosing Due to Chronic/Recurrent Gastrointestinal TEAEsFrom first dose of study drug through 30 days after last dose of study drug, up to 59 monthsThe safety population consisted of all participants who received AR101 during ARC008.ParticipantsCOUNT_OF_PARTICIPANTS
PRIMARYNumber of Participants With TEAEs That Led to a Change in Treatment RegimenFrom first dose of study drug through 30 days after last dose of study drug, up to 59 monthsThe safety population consisted of all participants who received AR101 during ARC008.ParticipantsCOUNT_OF_PARTICIPANTS
PRIMARYNumber of Participants With TEAEs That Led to Early WithdrawalFrom first dose of study drug through 30 days after last dose of study drug, up to 59 monthsThe safety population consisted of all participants who received AR101 during ARC008.ParticipantsCOUNT_OF_PARTICIPANTS
PRIMARYNumber of Participants Who Experienced a Treatment-emergent Anaphylactic ReactionFrom first dose of study drug through 30 days after last dose of study drug, up to 59 monthsThe safety population consisted of all participants who received AR101 during ARC008.ParticipantsCOUNT_OF_PARTICIPANTS
PRIMARYNumber of Participants With Use of Epinephrine as a Rescue MedicationFrom first dose of study drug through 30 days after last dose of study drug, up to 59 monthsThe safety population consisted of all participants who received AR101 during ARC008.ParticipantsCOUNT_OF_PARTICIPANTS
PRIMARYNumber of Participants Who Experienced Accidental or Non-accidental Food Allergy EpisodesFrom first dose of study drug through 30 days after last dose of study drug, up to 59 monthsThe safety population consisted of all participants who received AR101 during ARC008.ParticipantsCOUNT_OF_PARTICIPANTS
PRIMARYNumber of Participants With TEAEs Following Accidental or Non-accidental Exposure to Peanut and Other Allergenic FoodsFrom first dose of study drug through 30 days after last dose of study drug, up to 59 monthsThe safety population consisted of all participants who received AR101 during ARC008.ParticipantsCOUNT_OF_PARTICIPANTS
PRIMARYNumber of Participants With Eosinophilic Esophagitis (EoE)From first dose of study drug through 30 days after last dose of study drug, up to 59 monthsThe safety population consisted of all participants who received AR101 during ARC008.ParticipantsCOUNT_OF_PARTICIPANTS

Results by group29

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

OutcomeGroupCategoryValueSpreadUnits
Number of Participants With Treatment-emergent Adverse Events (TEAEs) and Treatment-emergent Serious Adverse Events (TESAEs)AR101TEAEs866Participants
Number of Participants With Treatment-emergent Adverse Events (TEAEs) and Treatment-emergent Serious Adverse Events (TESAEs)AR101TESAEs42Participants
Number of Participants With Premature Discontinuation of AR101 Dosing Due to TEAEsAR10153Participants
Number of Participants With Premature Discontinuation of AR101 Dosing Due to Chronic/Recurrent Gastrointestinal TEAEsAR10125Participants
Number of Participants With TEAEs That Led to a Change in Treatment RegimenAR101TEAEs requiring dose interruption of study treatment669Participants
Number of Participants With TEAEs That Led to a Change in Treatment RegimenAR101TEAEs requiring dose reduction of study treatment167Participants
Number of Participants With TEAEs That Led to Early WithdrawalAR10127Participants
Number of Participants Who Experienced a Treatment-emergent Anaphylactic ReactionAR101192Participants
Number of Participants With Use of Epinephrine as a Rescue MedicationAR101234Participants
Number of Participants Who Experienced Accidental or Non-accidental Food Allergy EpisodesAR101Accidental Food Allergy Episodes208Participants

Participant flow6

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

PeriodMilestoneGroupParticipantsUnits counted
Overall StudySTARTEDAR101911
Overall StudySafety PopulationAR101908
Overall StudyParticipants Who Had an Open-label Food Challenge (OLFC)AR101517
Overall StudyParticipants Who Had a Double-blind, Placebo-Controlled Food Challenge (DBPCFC)AR101211
Overall StudyCOMPLETEDAR10118
Overall StudyNOT COMPLETEDAR101893

Adverse events80

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

TypeEventOrgan systemGroupAffectedAt riskEvents
otherNasopharyngitisInfections and infestationsAR101221908474
otherUpper respiratory tract infectionInfections and infestationsAR101213908421
otherViral infectionInfections and infestationsAR101143908250
otherInfluenzaInfections and infestationsAR101108908134
otherCOVID-19Infections and infestationsAR101102908114
otherGastroenteritis viralInfections and infestationsAR10190908117
otherGastroenteritisInfections and infestationsAR10188908118
otherRhinitisInfections and infestationsAR10176908171
otherConjunctivitisInfections and infestationsAR1015490879
otherPharyngitis streptococcalInfections and infestationsAR1015490869

Adverse event totals3

The totals the trial posted for each group.

TotalGroupAffectedAt risk
Total, all-cause mortalityAR1010908
Total, other adverse eventsAR101865908
Total, serious adverse eventsAR10142908

Papers2

The papers the trial lists on ClinicalTrials.gov.

PMIDListed asSource
34320250DERIVEDPubMed
34389504DERIVEDPubMed

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.

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Read this trial from software.

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

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