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Trial details imported from ClinicalTrials.gov
For full trial details, please see the original record at
https://clinicaltrials.gov/study/NCT03358472
Registration number
NCT03358472
Ethics application status
Date submitted
27/11/2017
Date registered
30/11/2017
Titles & IDs
Public title
Pembrolizumab Plus Epacadostat, Pembrolizumab Monotherapy, and the EXTREME Regimen in Recurrent or Metastatic Head and Neck Squamous Cell Carcinoma (KEYNOTE-669/ECHO-304)
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Scientific title
A Phase 3 Randomized, Open-Label Clinical Study to Evaluate the Efficacy and Safety of Pembrolizumab Plus Epacadostat, Pembrolizumab Monotherapy, and the EXTREME Regimen as First Line Treatment for Recurrent or Metastatic Head and Neck Squamous Cell Carcinoma (KEYNOTE-669/ECHO-304)
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Secondary ID [1]
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KEYNOTE-669/ECHO 304
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Universal Trial Number (UTN)
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Trial acronym
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Linked study record
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Health condition
Health condition(s) or problem(s) studied:
Head and Neck Cancer
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Condition category
Condition code
Cancer
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Non melanoma skin cancer
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Cancer
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Kidney
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Cancer
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Head and neck
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Intervention/exposure
Study type
Interventional
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Description of intervention(s) / exposure
Treatment: Drugs - Pembrolizumab
Treatment: Drugs - Epacadostat
Treatment: Drugs - Cetuximab
Treatment: Drugs - Cisplatin
Treatment: Drugs - Carboplatin
Treatment: Drugs - 5-Fluorouracil
Experimental: Pembrolizumab + Epacadostat -
Experimental: Pembrolizumab -
Active comparator: EXTREME - EXTREME regimen includes cetuximab + cisplatin or carboplatin + 5-fluorouracil.
Treatment: Drugs: Pembrolizumab
Pembrolizumab administered intravenously every 3 weeks.
Treatment: Drugs: Epacadostat
Epacadostat administered orally twice daily.
Treatment: Drugs: Cetuximab
Cetuximab administered intravenously on Cycle 1 Day 1 followed by administration every week.
Treatment: Drugs: Cisplatin
Cisplatin administered intravenously every 3 weeks for \</= 6 cycles.
Treatment: Drugs: Carboplatin
Carboplatin administered intravenously every 3 weeks for \</= 6 cycles.
Treatment: Drugs: 5-Fluorouracil
5-Fluorouracil administered intravenously every 3 weeks for \</= 6 cycles.
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Intervention code [1]
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Treatment: Drugs
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Comparator / control treatment
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Control group
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Outcomes
Primary outcome [1]
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Objective Response Rate (ORR) of Pembrolizumab + Epacadostat, Pembrolizumab Monotherapy and the EXTREME Regimen
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Assessment method [1]
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ORR was defined as the percentage of participants who had a complete response (CR), disappearance of all target lesions or partial response (PR), \>=30% decrease in the sum of the longest diameter of target lesions per RECIST v1.1 by investigator determination.
Responses are based on investigator assessments per RECIST 1.1 without confirmation using all available scans.
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Timepoint [1]
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Minimum Week 9
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Secondary outcome [1]
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Safety and Tolerability of Pembrolizumab + Epacadostat Versus Pembrolizumab Versus the EXTREME Regimen as Measured by Number of Participants Experiencing Adverse Events (AEs)
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Assessment method [1]
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AE is defined as any untoward medical occurrence in a patient or clinical study participant, temporally associated with the use of study treatment, whether or not considered related to the study treatment.
Data reported from start of study to data cutoff 17 Jan 2019, up to 14 months.
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Timepoint [1]
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Up to 14 months
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Secondary outcome [2]
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Safety and Tolerability of Pembrolizumab + Epacadostat Versus Pembrolizumab Versus the EXTREME Regimen as Measured by Number of Participants Discontinuing Study Treatment Due to AEs
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Assessment method [2]
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AE is defined as any untoward medical occurrence in a patient or clinical study participant, temporally associated with the use of study treatment, whether or not considered related to the study treatment.
Data reported from start of study to data cutoff 17 Jan 2019, up to 14 months.
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Timepoint [2]
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Up to 14 months
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Eligibility
Key inclusion criteria
* Measurable disease based on RECIST v1.1.
* Eastern Cooperative Oncology Group (ECOG) performance status of 0 or 1.
* Adequate organ function per protocol-defined criteria.
* Documentation of results from testing of human papilloma virus (HPV) status for oropharyngeal cancer.
* Baseline archival tumor specimen available or willing to undergo a prestudy treatment tumor core or excisional biopsy of a tumor lesion not previously irradiated, to obtain the specimen.
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Minimum age
18
Years
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Maximum age
No limit
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Sex
Both males and females
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Can healthy volunteers participate?
No
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Key exclusion criteria
* Carcinoma of the nasopharynx, salivary gland, unknown primary origin, or nonsquamous histologies as primary tumors.
* Disease progression within 6 months of completion of curatively intended systemic treatment for locoregionally advanced HNSCC.
* Use of protocol-defined prior/concomitant therapy.
* Known additional malignancy that is progressing or has required active treatment within the past 3 years.
* Known active central nervous system (CNS) metastases and/or carcinomatous meningitis.
* Active autoimmune disease that has required systemic treatment in past 2 years.
* Known history of human immunodeficiency virus (HIV) infection. HIV testing is not required unless mandated by local health authority.
* Known history of or is positive for active hepatitis B (defined as hepatitis B surface antigen [HBsAg] reactive) or hepatitis C (defined as HCV RNA [qualitative] is detected).
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Study design
Purpose of the study
Treatment
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Allocation to intervention
Randomised controlled trial
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Procedure for enrolling a subject and allocating the treatment (allocation concealment procedures)
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Methods used to generate the sequence in which subjects will be randomised (sequence generation)
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Masking / blinding
Open (masking not used)
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Who is / are masked / blinded?
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Intervention assignment
Parallel
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Other design features
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Phase
Phase 3
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Type of endpoint/s
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Statistical methods / analysis
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Recruitment
Recruitment status
Active, not recruiting
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Data analysis
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Reason for early stopping/withdrawal
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Other reasons
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Date of first participant enrolment
Anticipated
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Actual
1/12/2017
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Date of last participant enrolment
Anticipated
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Actual
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Date of last data collection
Anticipated
27/12/2024
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Actual
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Sample size
Target
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Accrual to date
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Final
89
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Recruitment in Australia
Recruitment state(s)
NSW,QLD
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Recruitment hospital [1]
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Chris OBrien Lifehouse - Camperdown
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Recruitment hospital [2]
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Macquarie University Hospital - North Ryde
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Recruitment hospital [3]
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Royal Brisbane & Women s Hospital - Herston
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Recruitment postcode(s) [1]
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2050 - Camperdown
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Recruitment postcode(s) [2]
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2109 - North Ryde
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Recruitment postcode(s) [3]
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4029 - Herston
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Recruitment outside Australia
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United States of America
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California
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Taunton
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Funding & Sponsors
Primary sponsor type
Commercial sector/industry
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Name
Incyte Corporation
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Address
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Other collaborator category [1]
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Commercial sector/industry
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Name [1]
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Merck Sharp & Dohme LLC
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Ethics approval
Ethics application status
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Summary
Brief summary
The purpose of this study was to evaluate the efficacy and safety of pembrolizumab plus epacadostat, pembrolizumab monotherapy, and the EXTREME regimen (cetuximab + cisplatin or carboplatin + 5-fluorouracil) as first-line treatment for recurrent or metastatic head and neck squamous cell carcinoma (HNSCC).
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Trial website
https://clinicaltrials.gov/study/NCT03358472
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Trial related presentations / publications
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Public notes
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Contacts
Principal investigator
Name
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Mark Jones, MD
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Address
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Incyte Corporation
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Contact person for scientific queries
Data sharing statement
Will individual participant data (IPD) for this trial be available (including data dictionaries)?
No
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No/undecided IPD sharing reason/comment
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What supporting documents are/will be available?
No Supporting Document Provided
Type
Other Details
Attachment
Study protocol
Study Protocol and Statistical Analysis Plan
https://cdn.clinicaltrials.gov/large-docs/72/NCT03358472/Prot_SAP_000.pdf
Statistical analysis plan
Study Protocol and Statistical Analysis Plan
https://cdn.clinicaltrials.gov/large-docs/72/NCT03358472/Prot_SAP_000.pdf
Results publications and other study-related documents
No documents have been uploaded by study researchers.
Results are available at
https://clinicaltrials.gov/study/NCT03358472