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Trial ยท NCT04410445

Study to Compare Adjuvant Immunotherapy of Bempegaldesleukin Combined With Nivolumab Versus Nivolumab After Complete Resection of Melanoma in Patients at High Risk for Recurrence

NCT04410445, Phase 3, Terminated, Nektar Therapeutics; results first posted 2023-04-21

3 sourcestrials-2026-11-12-0.5.0

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ConductScience Library. Study to Compare Adjuvant Immunotherapy of Bempegaldesleukin Combined With Nivolumab Versus Nivolumab After Complete Resection of Melanoma in Patients at High Risk for Recurrence. Trials, record NCT04410445. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT04410445

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Trial

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

Title
Study to Compare Adjuvant Immunotherapy of Bempegaldesleukin Combined With Nivolumab Versus Nivolumab After Complete Resection of Melanoma in Patients at High Risk for Recurrence
NCT number
NCT04410445
Status
Terminated
Phases
Phase 3
Enrollment
765 participants, actual
Lead sponsor
Nektar Therapeutics
Conditions
Melanoma, Melanoma Stage III, Melanoma Stage IV, Melanoma (Skin)
Interventions
Bempegaldesleukin, Nivolumab
First posted
2020-06-01
Last updated
2023-04-21
Results first posted
2023-04-21

Source ClinicalTrials.gov

Registered outcomes9

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

ListOutcomeTime frameDescription
PrimaryRecurrence-free Survival (RFS) by Blinded Independent Central Review (BICR) of Bempegaldesleukin Plus Nivolumab Versus Nivolumab Alone.Up to 21 months
Recurrence-free Survival (RFS) of bempegaldesleukin plus nivolumab versus nivolumab alone is determined based on the disease recurrence date provided by Blinded Independent Central Review (BICR) and is defined as the time between date of randomization and date of first recurrence (local, regional, or distant metastasis by BICR), new primary melanoma (by BICR), or all-cause death, whichever occurs first.
SecondaryOverall Survival (OS) of Bempegaldesleukin Plus Nivolumab Versus Nivolumab AloneUp to 21 months
Overall Survival (OS) is defined as the time between the date of randomization and the date of death due to any cause. Patients who do not have a date of death will be censored on the last date for which a patient was known to be alive.
SecondaryDistant Metastasis-Free Survival (DMFS) by Investigator in Patients Who Are Stage III at Study Entry.Up to 21 months
Distant metastasis-free survival (DMFS) by Investigator is defined as the time between the date of randomization and the date of first distant metastasis by Investigator or date of death due to any cause, in patients who have Stage III melanoma at study entry.
SecondaryNumber of Participants With Treatment-Emergent Adverse Events (TEAEs)Approximately up to 21 months
To evaluate safety and tolerability of (NKTR-214) 0.006 mg/kg in combination with nivolumab 360 mg IV infusion (or 4.5 mg/kg IV infusion q3w for patients \<40 kg) and nivolumab 480 mg IV infusion (or 6.0 mg/kg IV infusion q4w for patients \< 40 kg). Treatment-emergent adverse event (TEAE) is defined as an AE that was not present prior to treatment with study drug but appeared following treatment or was present at treatment start date but worsened during treatment-emergent period. The treatment-emergent period is defined as the period from the date of the first dose of study drug up to 30 days after the date of the last dose of study drug or the day prior to the initiation of subsequent anticancer treatment, whichever occurs first.
Secondary
Changes at 6 Months of Treatment From Baseline in Scores for the Global Health/Quality of Life (GH/QoL) and Physical Functioning Subscales of the European Organisation for Research and Treatment of Cancer Core Quality of Life Questionnaire
From baseline, up to approximately 6 months
The EORTC QLQ-C30 comprises 30 items (i.e. single questions). 24 of which are aggregated into nine multi-item scales, that is, five functioning scales (physical, role, cognitive, emotional and social), three symptom scales (fatigue, pain and nausea/vomiting) and one global health status scale. Participants rate items and a score ranging from 0 to 100 is calculated. A higher score on the global health status/quality of life scale indicates a better level of functioning, and positive changes from baseline indicate improvement. A change of 5 - 10 points is considered a small change, and a change of 10 - 20 points is considered a moderate change. Due to the study termination, results for the mean change from baseline for GH/QoL and the physical functioning subscale were analyzed at approximately 6 months of treatment.
SecondaryProgrammed Death-Ligand 1 (PD-L1) Expression as a Predictive Biomarker for Recurrence-free Survival (RFS)Up to 21 monthsThe predictive strength of Programmed Death-Ligand 1 (PD-L1) expression as a biomarker will be measured by the endpoint RFS by BICR based on PD-L1 expression level.
SecondaryRecurrence-free Survival (RFS) by Investigator of Bempegaldesleukin Plus Nivolumab Versus Nivolumab Alone.Up to 21 months
Recurrence-free Survival by Investigator is defined as the time between the date of randomization and the date of first recurrence (local, regional, or distant metastasis by Investigator), new primary melanoma (by Investigator), or all-cause death, whichever occurs first.
SecondaryTime to Disease Progression After the Next Line of Treatment for Study Patients Following Discontinuation of Bempegaldesleukin Plus Nivolumab Versus NivolumabUp to 21 months
Time to disease progression after the next line of treatment is defined as time from randomization to progression per Investigator after the start of next line of therapy or death, whichever occurs first. Patients who were alive and without progression after the next line of therapy can be censored at last known alive date.
SecondaryDistant Metastasis-Free Survival (DMFS) by Blinded Independent Central Review (BICR) in Patients Who Are Stage III at Study Entry.Up to 21 months
Distant Metastasis-Free Survival (DMFS) by Blinded Independent Central Review (BICR) is defined as the time between the date of randomization and the date of first distant metastasis by BICR or date of death due to any cause, whichever occurs first, in patients who have Stage III melanoma at study entry.

Outcomes9

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

TypeOutcomeTime framePopulationUnitsMeasured as
PRIMARYRecurrence-free Survival (RFS) by Blinded Independent Central Review (BICR) of Bempegaldesleukin Plus Nivolumab Versus Nivolumab Alone.Up to 21 months
The study was terminated early due to the closure of the bempegaldesleukin clinical development program due to lack of enhanced efficacy being observed in combination with nivolumab therapy over nivolumab monotherapy for metastatic melanoma. As a consequence, no aggregate blinded independent central review data were collected; no comparative analyses between bempegaldesleukin + nivolumab arm vs nivolumab arm were conducted for this efficacy endpoint.
SECONDARYOverall Survival (OS) of Bempegaldesleukin Plus Nivolumab Versus Nivolumab AloneUp to 21 months
For this outcome measure, the results were not estimable due to insufficient number of events. The study was terminated early due to the closure of the bempegaldesleukin clinical program due to lack of enhanced efficacy being observed in combination with nivolumab therapy over nivolumab monotherapy for metastatic melanoma. As a consequence, no comparative analyses between bempegaldesleukin + nivolumab arm vs nivolumab arm were conducted for this efficacy endpoint.
monthsMEDIAN
SECONDARYDistant Metastasis-Free Survival (DMFS) by Investigator in Patients Who Are Stage III at Study Entry.Up to 21 months
Participants include only patients who have Stage III melanoma at study entry. The results were not estimable due to insufficient number of events. The study was terminated early due to the closure of the bempegaldesleukin clinical development program due to lack of enhanced efficacy being observed in combination with nivolumab therapy over nivolumab monotherapy for metastatic melanoma.
monthsMEDIAN
SECONDARYNumber of Participants With Treatment-Emergent Adverse Events (TEAEs)Approximately up to 21 monthsParticipantsCOUNT_OF_PARTICIPANTS
SECONDARY
Changes at 6 Months of Treatment From Baseline in Scores for the Global Health/Quality of Life (GH/QoL) and Physical Functioning Subscales of the European Organisation for Research and Treatment of Cancer Core Quality of Life Questionnaire
From baseline, up to approximately 6 monthsscore on a scaleMEAN
SECONDARYProgrammed Death-Ligand 1 (PD-L1) Expression as a Predictive Biomarker for Recurrence-free Survival (RFS)Up to 21 months
The study was terminated early due to the closure of the bempegaldesleukin clinical development program due to lack of enhanced efficacy being observed in combination with nivolumab therapy over nivolumab monotherapy for metastatic melanoma. As a consequence, no aggregate blinded independent central review data were collected; no comparative analyses between bempegaldesleukin + nivolumab arm vs nivolumab arm were conducted for this efficacy endpoint.
SECONDARYRecurrence-free Survival (RFS) by Investigator of Bempegaldesleukin Plus Nivolumab Versus Nivolumab Alone.Up to 21 monthsmonthsMEDIAN
SECONDARYTime to Disease Progression After the Next Line of Treatment for Study Patients Following Discontinuation of Bempegaldesleukin Plus Nivolumab Versus NivolumabUp to 21 months
The study was terminated early due to the closure of the bempegaldesleukin clinical development program due to lack of enhanced efficacy being observed in combination with nivolumab therapy over nivolumab monotherapy for metastatic melanoma. As a consequence, no data were collected for this efficacy endpoint.
SECONDARYDistant Metastasis-Free Survival (DMFS) by Blinded Independent Central Review (BICR) in Patients Who Are Stage III at Study Entry.Up to 21 months
The study was terminated early due to the closure of the bempegaldesleukin clinical development program due to lack of enhanced efficacy being observed in combination with nivolumab therapy over nivolumab monotherapy for metastatic melanoma. As a consequence, no blinded independent central review data were collected; no comparative analyses between bempegaldesleukin + nivolumab arm vs nivolumab arm were conducted for this efficacy endpoint.

Results by group26

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

OutcomeGroupCategoryValueSpreadUnits
Overall Survival (OS) of Bempegaldesleukin Plus Nivolumab Versus Nivolumab AloneBempegaldesleukin (NKTR-214) + NivolumabNA95% Confidence Interval 16.9 to NAmonths
Overall Survival (OS) of Bempegaldesleukin Plus Nivolumab Versus Nivolumab AloneNivolumabNA95% Confidence Interval NA to NAmonths
Distant Metastasis-Free Survival (DMFS) by Investigator in Patients Who Are Stage III at Study Entry.Bempegaldesleukin (NKTR-214) + NivolumabNA95% Confidence Interval NA to NAmonths
Distant Metastasis-Free Survival (DMFS) by Investigator in Patients Who Are Stage III at Study Entry.NivolumabNA95% Confidence Interval NA to NAmonths
Number of Participants With Treatment-Emergent Adverse Events (TEAEs)Bempegaldesleukin (NKTR-214) + NivolumabPatients who had a TEAE370Participants
Number of Participants With Treatment-Emergent Adverse Events (TEAEs)NivolumabPatients who had a TEAE330Participants
Number of Participants With Treatment-Emergent Adverse Events (TEAEs)Bempegaldesleukin (NKTR-214) + NivolumabPatients who had a Serious TEAE74Participants
Number of Participants With Treatment-Emergent Adverse Events (TEAEs)NivolumabPatients who had a Serious TEAE33Participants
Number of Participants With Treatment-Emergent Adverse Events (TEAEs)Bempegaldesleukin (NKTR-214) + NivolumabPatients who had a TEAE of Grade 3 or higher120Participants
Number of Participants With Treatment-Emergent Adverse Events (TEAEs)NivolumabPatients who had a TEAE of Grade 3 or higher50Participants

Participant flow6

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

PeriodMilestoneGroupParticipantsUnits counted
Overall StudySTARTEDBempegaldesleukin (NKTR-214) + Nivolumab378
Overall StudySTARTEDNivolumab387
Overall StudyCOMPLETEDBempegaldesleukin (NKTR-214) + Nivolumab348
Overall StudyCOMPLETEDNivolumab363
Overall StudyNOT COMPLETEDBempegaldesleukin (NKTR-214) + Nivolumab30
Overall StudyNOT COMPLETEDNivolumab24

Adverse events300

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

TypeEventOrgan systemGroupAffectedAt riskEvents
otherPyrexiaGeneral disordersCombination of Bempegaldesleukin (NKTR-214) + Nivolumab160378
otherPyrexiaGeneral disordersNivolumab22387
otherFatigueGeneral disordersCombination of Bempegaldesleukin (NKTR-214) + Nivolumab154378
otherFatigueGeneral disordersNivolumab112387
otherInfluenza like illnessGeneral disordersCombination of Bempegaldesleukin (NKTR-214) + Nivolumab114378
otherInfluenza like illnessGeneral disordersNivolumab11387
otherAstheniaGeneral disordersCombination of Bempegaldesleukin (NKTR-214) + Nivolumab70378
otherAstheniaGeneral disordersNivolumab38387
otherChillsGeneral disordersCombination of Bempegaldesleukin (NKTR-214) + Nivolumab55378
otherChillsGeneral disordersNivolumab7387

Adverse event totals6

The totals the trial posted for each group.

TotalGroupAffectedAt risk
Total, all-cause mortalityCombination of Bempegaldesleukin (NKTR-214) + Nivolumab9378
Total, all-cause mortalityNivolumab4387
Total, other adverse eventsCombination of Bempegaldesleukin (NKTR-214) + Nivolumab369378
Total, other adverse eventsNivolumab329387
Total, serious adverse eventsCombination of Bempegaldesleukin (NKTR-214) + Nivolumab74378
Total, serious adverse eventsNivolumab33387

Papers1

The papers the trial lists on ClinicalTrials.gov.

PMIDListed as
35073733DERIVED

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
Combination of Bempegaldesleukin (NKTR-214) + Nivolumab vs Nivolumab: deaths from any causeTrial comparisons
Combination of Bempegaldesleukin (NKTR-214) + Nivolumab vs Nivolumab: 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/NCT04410445

GET https://conductscience.org/api/trials/v1/NCT04410445/results?page=2