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PD-L1/IDO Peptide Vaccine

Phase 1

High Risk Non-Muscle Invasive Bladder Urothelial Carcinoma | Monoclonal antibody | Oncology |IO Biotech, Inc.|Last Updated: Mar 13, 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
NCT05843448IDO and PD-L1 Peptide Based Immune-Modulatory Therapeutic (IO102-IO103) in Combination With Pembrolizumab for BCG-Unresponsive or Intolerant, Non-Muscle Invasive Bladder CancerPHASE1 RECRUITING 30Apr 19, 2023Dec 1, 2026Mar 13, 20261 United States
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Study Endpoints
Primary Endpoints
Incidence of adverse events
Up to 30 days after last dose

Safety and toxicity will be evaluated according to Common Terminology Criteria for Adverse Events version 5.0 and pre-defined treatment-limiting toxicities.

Secondary Endpoints
Complete response (CR)
At 3 months
Event-free survival
At 18 months
Cystectomy-free survival
At 18 months
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Study Design & Arms
AllocationNA
MaskingNONE
ModelSINGLE_GROUP
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
Treatment (IO102-IO103, pembrolizumab)EXPERIMENTALPatients receive PD-L1/IDO peptide vaccine SC and pembrolizumab IV on study. Patients also undergo CT and/or CT/PET and collection of blood samples throughout the trial.
Interventions
NameTypeDescription
PD-L1/IDO Peptide VaccineBIOLOGICALGiven SC
PembrolizumabBIOLOGICALGiven IV
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Eligibility Criteria
Age Range18 Years — N/A
SexALL
Healthy VolunteersNo
Study Sites1

Inclusion Criteria: * Adults \>= 18 years of age * Histologically confirmed high-risk NMIBC (T1, high-grade Ta, or carcinoma in situ \[CIS\]/Tis). Mixed histologies are allowed if predominantly transitional cell histology. Archival tissue or planned cystoscopy within 28 day of planned initiation of...

Countries:United States
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Recent Changes (Last 90 Days)
LOWMay 24, 2026NCT05843448studyFirstPostDate: changed