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Pembrolizumab and PDS0101

Phase 2

Metastatic Head and Neck Cancer | Small molecule | Oncology |PDS Biotechnology Corporation|Last Updated: Oct 1, 2025

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 Enrollment95
FDA Designations
No designations recorded
Clinical Trials (1)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT04260126Study of PDS0101 and Pembrolizumab Combination I/O in Subjects With HPV16 + Recurrent and/or Metastatic HNSCCPHASE2 COMPLETED 95Mar 29, 2021May 14, 2025Oct 1, 202523 United States, Ireland +2
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Study Endpoints
Primary Endpoints
Best Overall Response (BOR) of confirmed complete response (CR) or confirmed partial response (PR) of the combination of pembrolizumab and PDS0101.
24 Months

RECIST 1.1

Secondary Endpoints
Progression-Free Survival (PFS) in all patients
12 and 24 months
Overall Survival in all patients
24 months
Incidence of Treatment-Emergent Adverse Events using NCI CTCAE, version 50 (v.11.27.17) [Safety and Tolerability] of Pembrolizumab and PDS0101 combination treatment
24 months
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Study Design & Arms
AllocationNA
MaskingNONE
ModelSINGLE_GROUP
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
Pembrolizumab and PDS0101EXPERIMENTALPembrolizumab will be administered via IV Infusion followed by subcutaneous injections of PDS0101 five times throughout the course of the study. Pembrolizumab monotherapy will be administered every cycle there is not a combination treatment until disease progression or up to Cycle 35.
Interventions
NameTypeDescription
Pembrolizumab (KEYTRUDA®) and PDS0101COMBINATION_PRODUCTIV infusion of pembrolizumab 200 mg + two 0.5mL sub-cutaneous injections of PDS0101 administered on Cycle 1, 2, 3, 4 and 12. IV infusion of Pembrolizumab 200 mg monotherapy will be administered Cycles 5 - 11 and 13 - 35.
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Eligibility Criteria
Age Range18 Years — N/A
SexALL
Healthy VolunteersNo
Study Sites23

Inclusion Criteria: * The participant (or legally acceptable representative if applicable) provides written informed consent for the study. * Be ≥18 years of age on the day of signing the informed consent. * Checkpoint-naïve subjects: Have a history of histologically- confirmed diagnosis of squamou...

Countries:United StatesIrelandPuerto RicoUnited Kingdom
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Competitive Landscape -Head and Neck Cancer 156 trials
CompanyTickerTrialsLead PhaseDrugs
AstraZeneca PLCAZN9PHASE3Monalizumab, Cetuximab, volrustomig, Volrustomig, Cisplatin
GSK plc Sponsored ADRGSK3PHASE3Dostarlimab, Belrestotug, Nelistotug, Remzistotug, Niraparib
Merck & Co., Inc.MRK3PHASE3Pembrolizumab, Cisplatin /m^2, pembrolizumab, Cisplatin, Docetaxel
Johnson & JohnsonJNJ4PHASE3JNJ-90301900, Cetuximab, Amivantamab, Pembrolizumab, Carboplatin
Pfizer Inc.PFE6PHASE2tisotumab vedotin, pembrolizumab, carboplatin, cisplatin, Palbociclib
Regeneron Pharmaceuticals, Inc.REGN4PHASE2cemiplimab, Platinum Doublet, fianlimab, fianlimab+cemiplimab, Cemiplimab
PDS Biotechnology Corp.PDSB1PHASE3Combination Treatment of PDS0101 and Pembrolizumab, Pembrolizumab Monotherapy
Exelixis, Inc.EXEL4PHASE2Zanzalintinib, Pembrolizumab, cabozantinib, atezolizumab, Nivolumab
Merus B.V.MRUS4PHASE3Petosemtamab, Pembrolizumab, MCLA-129, Osimertinib, Chemotherapy
Bristol-Myers Squibb CompanyBMY3PHASE2Nivolumab, Relatlimab, Ipilimumab, Intratumoral Ipilimumab, BMS-986340
Bicara Therapeutics Inc.BCAX3PHASE2Ficerafusp alfa, Nivolumab, Pembrolizumab, BCA101
Gilead Sciences, Inc.GILD2PHASE2Domvanalimab, Zimberelimab, Paclitaxel, Carboplatin
Inhibrx Biosciences, Inc.INBX2PHASE2INBRX-106, Pembrolizumab, INBRX-106 - Hexavalent OX40 agonist antibody, pembrolizumab, Carboplatin AUC-5
Incyte CorporationINCY1PHASE2Retifanlimab, INCAGN02385, INCAGN02390
BioNTech SE Sponsored ADRBNTX1PHASE2BNT113, Pembrolizumab
Coherus Oncology, Inc.CHRS4PHASE2Toripalimab, Carboplatin, Cisplatin, Paclitaxel, Docetaxel
ALX Oncology Holdings, Inc.ALXO3PHASE2evorpacept, pembrolizumab, Cisplatin/Carboplatin; 5FU, ALX2004
ImmunityBio IncIBRX2PHASE2N-803 + Pembrolizumab, PD-L1 t-haNK, Cetuximab, NAI
Summit Therapeutics IncSMMT2PHASE3Ivonescimab /kg, Ligufalimab, Pembrolizumab, Ivonescimab
IO Biotech, Inc.IOBT1PHASE2IO102-IO103, Pembrolizumab KEYTRUDA
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