NCT05008224

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

Phase 2 Study of Pembrolizumab and Chemotherapy in Patients With Newly Diagnosed Classical Hodgkin Lymphoma (KEYNOTE-C11)

• Status: Completed
• Phase: Phase 2
• Study type: Interventional
• Enrollment: 146 (actual)
• Sponsor: Merck Sharp & Dohme LLC · Industry
• Sex: All
• Age: 18 Years
• Healthy volunteers: Not accepted

Summary

The purpose of this study is to evaluate the safety and efficacy of pembrolizumab (MK-3475) monotherapy, followed by chemotherapy, followed by pembrolizumab consolidation. The primary hypothesis of the study is that the complete response (CR) rate at the end of study intervention according to Lugano 2014 response criteria is higher than conventional chemotherapy.

Conditions

• Classical Hodgkin Lymphoma

Interventions

Type	Name	Description
BIOLOGICAL	Pembrolizumab	200 mg IV administered on Day 1 of each 3-week cycle for 3 cycles during pembrolizumab monotherapy. 400 mg IV administered on Day 1 of each 6-week cycle for 4 cycles as pembrolizumab consolidation.
DRUG	Doxorubicin	25 mg/m\^2 IV administered as part of AVD chemotherapy on Days 1 and 15 of each 4-week cycle for 2 cycles in all participants after PET scan 2 and up to 4 additional cycles after PET scan 3 (participants who are PET scan 3 negative, or positive and ≥60 years of age). 35 mg/m\^2 IV administered as part of escBEACOPP chemotherapy on Day 1 of each 3-week cycle for up to 4 cycles after PET scan 3 (participants who are PET scan 3 positive, \<60 years of age).
DRUG	Vinblastine	6 mg/m\^2 IV administered as part of AVD chemotherapy on Days 1 and 15 of each 4-week cycle for 2 cycles after PET scan 2 (all participants) and up to 4 additional cycles after PET scan 3 (participants who are PET scan 3 negative, or positive and ≥60 years of age).
DRUG	Dacarbazine	375 mg/m\^2 IV administered as part of AVD chemotherapy on Days 1 and 15 of each 4-week cycle for 2 cycles after PET scan 2 (all participants) and up to 4 additional cycles after PET scan 3 (participants who are PET scan 3 negative, or positive and ≥60 years of age).
DRUG	Bleomycin	10 units/m\^2 IV administered as part of escBEACOPP chemotherapy on Day 8 of each 3-week cycle for up to 4 cycles after PET scan 3 (participants who are PET scan 3 positive and \<60 years of age).
DRUG	Etoposide	200 mg/m\^2 IV administered as part of escBEACOPP chemotherapy on Days 1-3 of each 3-week cycle for up to 4 cycles after PET scan 3 (participants who are PET scan 3 positive and \<60 years of age).
DRUG	Cyclophosphamide	1250 mg/m\^2 IV administered as part of escBEACOPP chemotherapy on Day 1 of each 3-week cycle for up to 4 cycles after PET scan 3 (participants who are PET scan 3 positive and \<60 years of age).
DRUG	Vincristine	1.4 mg/m\^2 IV administered as part of escBEACOPP chemotherapy on Day 8 of each 3-week cycle for up to 4 cycles after PET scan 3 (participants who are PET scan 3 positive and \<60 years of age).
DRUG	Procarbazine	100 mg/m\^2 orally (PO) administered as part of escBEACOPP chemotherapy on Days 1-7 of each 3-week cycle for up to 4 cycles after PET scan 3 (participants who are PET scan 3 positive and \<60 years of age).
DRUG	Prednisone	40 mg/m\^2 PO administered as part of escBEACOPP chemotherapy on Days 1-14 of each 3-week cycle for up to 4 cycles after PET scan 3 (participants who are PET scan 3 positive and \<60 years of age).

Timeline

• Start date: 2021-10-07
• Primary completion: 2023-10-11
• Completion: 2024-05-26
• First posted: 2021-08-17
• Last updated: 2025-06-06
• Results posted: 2024-10-16

Locations

48 sites across 11 countries: United States, Australia, Canada, Chile, France, Israel, Italy, Poland, Russia, Spain, Turkey (Türkiye)

Regulatory

• FDA-regulated drug study