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Pembrolizumab

Phase 2

Head and Neck Squamous Cell Carcinoma | Small molecule | Oncology |IO Biotech, Inc.|Last Updated: Mar 3, 2026

Success Probability
Approval Probability 71%
TA Base Rate26%
Adjusted LOA41%
ML RiskLOW_RISK
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Market & Valuation
rNPV $3.2B
Market Size $9.4B
Revenue Basis $1.6B
Competitors 6
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Trial Design
UNCONTROLLEDDMCBiomarker
Total Trials1
Total Enrollment30
FDA Designations
No designations recorded
Clinical Trials (1)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT05977907Neoadjuvant Pembrolizumab and IO102-103 for Squamous Cell Carcinoma of the Head and Neck (SCCHN).PHASE2 RECRUITING 30Dec 14, 2023Oct 16, 2028Mar 3, 20265 United States
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Study Endpoints
Primary Endpoints
Pathologic Treatment Response rate
From neoadjuvant therapy to surgical resection, up to 6 weeks

To determine rate of pathologic treatment response ≥50% (pTR-2) / immune-related pathologic response criteria (irPRC) ≥ 50% rate to neoadjuvant pembrolizumab plus IO102-IO103 in SCCHN

Secondary Endpoints
Major Pathologic Response
From neoadjuvant therapy to surgical resection, up to 6 weeks
Disease progression
From neoadjuvant therapy to surgical resection, up to 6 weeks
Overall survival
From neoadjuvant therapy to surgical resection, up to 6 weeks
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Study Design & Arms
AllocationNA
MaskingNONE
ModelSINGLE_GROUP
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
Single CohortEXPERIMENTALNeoadjuvant Pembrolizumab ( 400mg IV infusion x1) + IO102-103 ( Subcutaneous injection weekly x6) Adjuvant Pembrolizumab ( 400 mg IV infusion Every 6 weeks x8) + IO102-103 ( Subcutaneous injection every 3 week x6 then every 6 weeks x5)
Interventions
NameTypeDescription
PembrolizumabDRUGPembrolizumab is an investigational drug in this study
IO102-103DRUGIO102-103 is an investigational drug in this study.
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Eligibility Criteria
Age Range18 Years — N/A
SexALL
Healthy VolunteersNo
Study Sites5

Inclusion Criteria: * Be willing and able to provide written informed consent/assent for the trial. * Be 18 years of age on day of signing informed consent. * Patients with non-bulky/non-bulky squamous cell carcinomas of the head and neck, with an indication for surgical therapy. 1. Surgically r...

Countries:United States
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Recent Changes (Last 90 Days)
LOWMay 24, 2026NCT05977907studyFirstPostDate: changed