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Trial · NCT05008224

Study of Safety and Efficacy of Pembrolizumab and Chemotherapy in Participants With Newly Diagnosed Classical Hodgkin Lymphoma (cHL) (MK-3475-C11/KEYNOTE-C11)

NCT05008224, Phase 2, Completed, Merck Sharp & Dohme LLC; results first posted 2024-10-16

3 sourcestrials-2026-11-12-0.5.0

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ConductScience Library. Study of Safety and Efficacy of Pembrolizumab and Chemotherapy in Participants With Newly Diagnosed Classical Hodgkin Lymphoma (cHL) (MK-3475-C11/KEYNOTE-C11). Trials, record NCT05008224. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT05008224

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Trial

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

Title
Study of Safety and Efficacy of Pembrolizumab and Chemotherapy in Participants With Newly Diagnosed Classical Hodgkin Lymphoma (cHL) (MK-3475-C11/KEYNOTE-C11)
NCT number
NCT05008224
Status
Completed
Phases
Phase 2
Enrollment
146 participants, actual
Lead sponsor
Merck Sharp & Dohme LLC
Conditions
Classical Hodgkin Lymphoma
Interventions
Pembrolizumab, Doxorubicin, Vinblastine, Dacarbazine, Bleomycin, Etoposide, Cyclophosphamide, Vincristine, Procarbazine, Prednisone
First posted
2021-08-17
Last updated
2025-06-06
Other registries' IDs
eudract:2021-001244-95
Results first posted
2024-10-16

Source ClinicalTrials.gov

Registered outcomes7

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

ListOutcomeTime frameDescription
PrimaryComplete Response (CR) Rate at the End of Study Intervention as Assessed by Blinded Independent Central Review (BICR) Per Lugano 2014 Response CriteriaUp to approximately 24 months
CR rate was assessed by BICR using Computed Tomography (CT) and PET scan according to Lugano 2014 response criteria (Cheson, B.D. et al, Journal of Clinical Oncology, 2014). At each timepoint, CR was determined by combining the anatomic response, metabolic response, and clinical data. The criteria for CR included complete metabolic (no/minimal 2-fluorodeoxyglucose \[FDG\] uptake) and radiologic response (target lesions regress to ≤1.5 cm in longest transverse diameter of a lesion) and no new lesions. Per protocol, participants who discontinued study intervention during pembrolizumab monotherapy, chemotherapy, or pembrolizumab consolidation, or are lost to follow-up, or receive any new non-study anticancer therapy prior to end of treatment were classified as non-responders. The percentage of participants who had CR after the completion of pembrolizumab consolidation is presented.
SecondaryCR Rate at the End of Study Intervention as Assessed by Investigator Per Lugano 2014 Response CriteriaUp to approximately 31 months
CR rate was assessed by the investigator using CT and PET scan according to Lugano 2014 response criteria (Cheson, B.D. et al, Journal of Clinical Oncology, 2014). At each timepoint, CR was determined by combining the anatomic response, metabolic response, and clinical data. The criteria for CR included complete metabolic (no/minimal FDG uptake) and radiologic response (target lesions regress to ≤1.5 cm in longest transverse diameter of a lesion) and no new lesions. Per protocol, participants who discontinued study intervention during pembrolizumab monotherapy, chemotherapy, or pembrolizumab consolidation, or are lost to follow-up, or receive any new non-study anticancer therapy prior to end of treatment were classified as non-responders. The percentage of participants who had CR after the completion of pembrolizumab consolidation is presented.
SecondaryDuration of Complete Response (DurCR) as Assessed by BICR Per Lugano 2014 Response CriteriaUp to approximately 31 months
DurCR was defined as the time from CR to progressive disease (PD) or death due to any cause, whichever came first. CR was assessed by BICR using CT and PET scan according to Lugano 2014 response criteria (Cheson, B.D. et al, Journal of Clinical Oncology, 2014). At each timepoint, CR was determined by combining the anatomic response, metabolic response, and clinical data. The criteria for CR included complete metabolic (no/minimal FDG uptake) and radiologic response (target lesions regress to ≤1.5 cm in longest transverse diameter of a lesion) and no new lesions. PD was defined as uptake moderately or markedly higher than the liver and/or new lesions. DurCR was analyzed by the Kaplan-Meier method for censored data and is presented for participants who demonstrated CR.
SecondaryRate of PET Negativity Assessed by BICR According to the FDG-PET 5-point Scale After Administration of Pembrolizumab Monotherapy (PET Scan 2)Up to approximately 10 weeks
The rate of PET negativity was defined as the percentage of participants considered negative on the FDG-PET 5-point scale, as assessed by BICR according to Lugano 2014 response criteria (Cheson, B.D. et al, Journal of Clinical Oncology, 2014). Participants were assigned a single score on the FDG-PET 5-point scale measuring FDG uptake (1 = no uptake above background, 2 = uptake above background but ≤ mediastinum, 3 = uptake \> mediastinum but ≤ liver, 4 = uptake moderately \> liver, 5 = uptake markedly \> liver or new FDG-positive lesions). Higher scores corresponded to greater uptake (greater disease). FDG-PET 5-point scale scores of 1, 2, and 3 were considered negative and scores of 4 and 5 were considered positive. The percentage of participants who were assessed as negative at PET scan 2, after completion of 3 cycles of pembrolizumab monotherapy, is presented.
SecondaryRate of PET Negativity Assessed by BICR According to the FDG-PET 5-point Scale After Administration of Pembrolizumab Monotherapy and AVD Chemotherapy (PET Scan 3)Up to approximately 5 months
The rate of PET negativity was defined as the percentage of participants considered negative on the FDG-PET 5-point scale, as assessed by BICR according to Lugano 2014 response criteria (Cheson, B.D. et al, Journal of Clinical Oncology, 2014). Participants were assigned a single score on the FDG-PET 5-point scale measuring FDG uptake (1 = no uptake above background, 2 = uptake above background but ≤ mediastinum, 3 = uptake \> mediastinum but ≤ liver, 4 = uptake moderately \> liver, 5 = uptake markedly \> liver or new FDG-positive lesions). Higher scores corresponded to greater uptake (greater disease). FDG-PET 5-point scale scores of 1, 2, and 3 were considered negative and scores of 4 and 5 were considered positive. The percentage of participants who were assessed as negative at PET scan 3, after completion of 3 cycles of pembrolizumab monotherapy and phase 1 AVD chemotherapy (2 AVD cycles), is presented.
SecondaryNumber of Participants Who Experienced an Adverse Event (AE)Up to approximately 31 months
An AE is any untoward medical occurrence in a clinical study participant, temporally associated with the use of study intervention, whether or not considered related to the study intervention. An AE can therefore be any unfavorable and unintended sign (including an abnormal laboratory finding), symptom, or disease (new or exacerbated) temporally associated with the use of a study intervention. Per protocol, collection and reporting of AEs was based on the study treatment received by the participant (pembrolizumab, AVD chemotherapy, or escBEACOPP chemotherapy) at the time of the event. The number of participants who experienced an AE is reported.
SecondaryNumber of Participants Who Discontinued Study Treatment Due to an AEUp to approximately 17 months
An AE is any untoward medical occurrence in a clinical study participant, temporally associated with the use of study intervention, whether or not considered related to the study intervention. An AE can therefore be any unfavorable and unintended sign (including an abnormal laboratory finding), symptom, or disease (new or exacerbated) temporally associated with the use of a study intervention. Per protocol, collection and reporting of AEs was based on the study treatment received by the participant (pembrolizumab, AVD chemotherapy, or escBEACOPP chemotherapy) at the time of the event. The number of participants who discontinued study intervention due to an AE is reported.

Outcomes7

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

TypeOutcomeTime framePopulationUnitsMeasured as
PRIMARYComplete Response (CR) Rate at the End of Study Intervention as Assessed by Blinded Independent Central Review (BICR) Per Lugano 2014 Response CriteriaUp to approximately 24 monthsThe analysis population consisted of all participants who received at least 1 dose of pembrolizumab.Percentage of ParticipantsNUMBER
SECONDARYCR Rate at the End of Study Intervention as Assessed by Investigator Per Lugano 2014 Response CriteriaUp to approximately 31 monthsThe analysis population consisted of all participants who received at least 1 dose of pembrolizumab.Percentage of ParticipantsNUMBER
SECONDARYDuration of Complete Response (DurCR) as Assessed by BICR Per Lugano 2014 Response CriteriaUp to approximately 31 months
The analysis population consisted of all participants who received at least 1 dose of pembrolizumab and who had achieved CR.~DurCR data was censored on the date of the last disease assessment documenting absence of PD for participants who do not have progression and are still on study at the time of an analysis, are given antitumor treatment other than the study treatment, or are removed from study prior to documentation of tumor progression.
MonthsMEDIAN
SECONDARYRate of PET Negativity Assessed by BICR According to the FDG-PET 5-point Scale After Administration of Pembrolizumab Monotherapy (PET Scan 2)Up to approximately 10 weeksThe analysis population consisted of all participants who had completed 3 cycles of pembrolizumab monotherapy.Percentage of ParticipantsNUMBER
SECONDARYRate of PET Negativity Assessed by BICR According to the FDG-PET 5-point Scale After Administration of Pembrolizumab Monotherapy and AVD Chemotherapy (PET Scan 3)Up to approximately 5 monthsThe analysis population consisted of all participants who had completed 3 cycles of pembrolizumab monotherapy and phase 1 AVD chemotherapy (2 AVD cycles).Percentage of ParticipantsNUMBER
SECONDARYNumber of Participants Who Experienced an Adverse Event (AE)Up to approximately 31 months
The analysis population consisted of all participants who received at least 1 dose of study intervention. Per protocol, analysis was based on the study treatment received by the participant (pembrolizumab, AVD chemotherapy, or escBEACOPP chemotherapy) at the time of the event.
ParticipantsCOUNT_OF_PARTICIPANTS
SECONDARYNumber of Participants Who Discontinued Study Treatment Due to an AEUp to approximately 17 months
The analysis population consisted of all participants who received at least 1 dose of study intervention. Per protocol, analysis was based on the study treatment received by the participant (pembrolizumab, AVD chemotherapy, or escBEACOPP chemotherapy) at the time of the event.
ParticipantsCOUNT_OF_PARTICIPANTS

Results by group11

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

OutcomeGroupCategoryValueSpreadUnits
Complete Response (CR) Rate at the End of Study Intervention as Assessed by Blinded Independent Central Review (BICR) Per Lugano 2014 Response CriteriaPembrolizumab Monotherapy + AVD Chemotherapy/escBEACOPP Chemotherapy + Pembrolizumab Consolidation67.095% Confidence Interval 58.9 to 74.7Percentage of Participants
CR Rate at the End of Study Intervention as Assessed by Investigator Per Lugano 2014 Response CriteriaPembrolizumab Monotherapy + AVD Chemotherapy/escBEACOPP Chemotherapy + Pembrolizumab Consolidation71.995% Confidence Interval 63.9 to 79.0Percentage of Participants
Duration of Complete Response (DurCR) as Assessed by BICR Per Lugano 2014 Response CriteriaPembrolizumab Monotherapy + AVD Chemotherapy/escBEACOPP Chemotherapy + Pembrolizumab ConsolidationNA95% Confidence Interval NA to NAMonths
Rate of PET Negativity Assessed by BICR According to the FDG-PET 5-point Scale After Administration of Pembrolizumab Monotherapy (PET Scan 2)Pembrolizumab Monotherapy19.9Percentage of Participants
Rate of PET Negativity Assessed by BICR According to the FDG-PET 5-point Scale After Administration of Pembrolizumab Monotherapy and AVD Chemotherapy (PET Scan 3)Pembrolizumab Monotherapy + AVD Chemotherapy70.5Percentage of Participants
Number of Participants Who Experienced an Adverse Event (AE)Pembrolizumab Monotherapy and Consolidation135Participants
Number of Participants Who Experienced an Adverse Event (AE)AVD Chemotherapy132Participants
Number of Participants Who Experienced an Adverse Event (AE)escBEACOPP Chemotherapy17Participants
Number of Participants Who Discontinued Study Treatment Due to an AEPembrolizumab Monotherapy and Consolidation15Participants
Number of Participants Who Discontinued Study Treatment Due to an AEAVD Chemotherapy1Participants

Participant flow6

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

PeriodMilestoneGroupParticipantsUnits counted
Overall StudySTARTEDPembrolizumab Monotherapy + AVD Chemotherapy/escBEACOPP Chemotherapy + Pembrolizumab Consolidation146
Overall StudyReceived ≥1 Dose of PembrolizumabPembrolizumab Monotherapy + AVD Chemotherapy/escBEACOPP Chemotherapy + Pembrolizumab Consolidation146
Overall StudyReceived at ≥1 Dose of AVD ChemotherapyPembrolizumab Monotherapy + AVD Chemotherapy/escBEACOPP Chemotherapy + Pembrolizumab Consolidation136
Overall StudyReceived at ≥1 Dose of escBEACOPP ChemotherapyPembrolizumab Monotherapy + AVD Chemotherapy/escBEACOPP Chemotherapy + Pembrolizumab Consolidation17
Overall StudyCOMPLETEDPembrolizumab Monotherapy + AVD Chemotherapy/escBEACOPP Chemotherapy + Pembrolizumab Consolidation0
Overall StudyNOT COMPLETEDPembrolizumab Monotherapy + AVD Chemotherapy/escBEACOPP Chemotherapy + Pembrolizumab Consolidation146

Adverse events351

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

TypeEventOrgan systemGroupAffectedAt riskEvents
otherAnaemiaBlood and lymphatic system disordersPembrolizumab Monotherapy and Consolidation914613
otherAnaemiaBlood and lymphatic system disordersAVD Chemotherapy1913626
otherAnaemiaBlood and lymphatic system disordersescBEACOPP Chemotherapy8179
otherEosinophiliaBlood and lymphatic system disordersPembrolizumab Monotherapy and Consolidation1214616
otherEosinophiliaBlood and lymphatic system disordersAVD Chemotherapy31363
otherEosinophiliaBlood and lymphatic system disordersescBEACOPP Chemotherapy1171
otherLeukopeniaBlood and lymphatic system disordersPembrolizumab Monotherapy and Consolidation11461
otherLeukopeniaBlood and lymphatic system disordersAVD Chemotherapy813617
otherLeukopeniaBlood and lymphatic system disordersescBEACOPP Chemotherapy1171
otherNeutropeniaBlood and lymphatic system disordersPembrolizumab Monotherapy and Consolidation31465

Adverse event totals9

The totals the trial posted for each group.

TotalGroupAffectedAt risk
Total, all-cause mortalityPembrolizumab Monotherapy and Consolidation0146
Total, all-cause mortalityAVD Chemotherapy3136
Total, all-cause mortalityescBEACOPP Chemotherapy017
Total, other adverse eventsPembrolizumab Monotherapy and Consolidation122146
Total, other adverse eventsAVD Chemotherapy131136
Total, other adverse eventsescBEACOPP Chemotherapy1717
Total, serious adverse eventsPembrolizumab Monotherapy and Consolidation26146
Total, serious adverse eventsAVD Chemotherapy26136
Total, serious adverse eventsescBEACOPP Chemotherapy617

Papers0

The papers the trial lists on ClinicalTrials.gov.

None in this release.

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.

GET https://conductscience.org/api/trials/v1/NCT05008224

GET https://conductscience.org/api/trials/v1/NCT05008224/events?page=2