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C6461013 - An Interventional Open-label Phase 1b/2 Study to Evaluate Safety, Pharmacokinetics, and Preliminary Efficacy of PF-08634404 as Monotherapy and Combination Therapy in Adult Participants With Unresectable Locally Advanced or Metastatic Hepatocellular Carcinoma

Status
Not yet recruiting
Phases
Phase 1Phase 2
Study type
Interventional
Source
EU CTIS
Registry ID
CTIS2025-523525-17-00
Enrollment
68
Registered
2026-04-09
Start date
Unknown
Completion date
Unknown
Last updated
2026-04-10

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Unresectable Locally Advanced or Metastatic Hepatocellular Carcinoma

Brief summary

Phase 1b (Safety Run-In): AEs as characterized by type, frequency, severity (as graded by NCI CTCAE version 5.0), timing, seriousness, and relationship to study intervention., DLTs, Phase 2 (Dose Optimization/Expansion): Confirmed ORR per RECIST 1.1 by investigator., AEs as characterized by type, frequency, severity (as graded by NCI CTCAE version 5.0), timing, seriousness, and relationship to study intervention.

Detailed description

Phase 1b (Safety Run-In): Confirmed ORR per RECIST 1.1 by investigator, DOR per RECIST 1.1 by investigator, PFS per RECIST 1.1 by investigator, OS, Laboratory abnormalities as characterized by type, frequency, severity (as graded by NCI CTCAE version 5.0), and timing., Predose and/or postdose concentrations of PF-08634404, Incidence of ADA against PF-08634404, Phase 2 (Dose Optimization/Expansion): DOR per RECIST 1.1 by investigator, PFS per RECIST 1.1 by investigator, OS, Laboratory abnormalities as characterized by type, frequency, severity (as graded by NCI CTCAE version 5.0), and timing., Predose and/or postdose concentrations of PF-08634404., Incidence of ADA against PF-08634404.

Interventions

DRUGYERVOY 5 mg/ml concentrate for solution for infusion

Sponsors

Pfizer Inc.
Lead SponsorINDUSTRY

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Design outcomes

Primary

MeasureTime frame
Phase 1b (Safety Run-In): AEs as characterized by type, frequency, severity (as graded by NCI CTCAE version 5.0), timing, seriousness, and relationship to study intervention., DLTs, Phase 2 (Dose Optimization/Expansion): Confirmed ORR per RECIST 1.1 by investigator., AEs as characterized by type, frequency, severity (as graded by NCI CTCAE version 5.0), timing, seriousness, and relationship to study intervention.

Secondary

MeasureTime frame
Phase 1b (Safety Run-In): Confirmed ORR per RECIST 1.1 by investigator, DOR per RECIST 1.1 by investigator, PFS per RECIST 1.1 by investigator, OS, Laboratory abnormalities as characterized by type, frequency, severity (as graded by NCI CTCAE version 5.0), and timing., Predose and/or postdose concentrations of PF-08634404, Incidence of ADA against PF-08634404, Phase 2 (Dose Optimization/Expansion): DOR per RECIST 1.1 by investigator, PFS per RECIST 1.1 by investigator, OS, Laboratory abnormalities as characterized by type, frequency, severity (as graded by NCI CTCAE version 5.0), and timing., Predose and/or postdose concentrations of PF-08634404., Incidence of ADA against PF-08634404.

Outcome results

None listed

Source: EU CTIS · Data processed: Apr 11, 2026