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A Phase 2 Open-Label, Multicenter Study to Evaluate Efficacy and Safety of ZN‑c3 in Subjects with High-Grade Serous Ovarian, Fallopian Tube, or Primary Peritoneal Cancer

Status
Recruiting
Phases
Phase 2
Study type
Interventional
Source
EU CTIS
Registry ID
CTIS2022-502983-19-00
Acronym
ZN‑c3-005
Enrollment
137
Registered
2024-02-02
Start date
2025-07-31
Completion date
Unknown
Last updated
2026-01-22

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

Conditions

High-Grade Serous Ovarian, Fallopian Tube, or Primary Peritoneal Cancer

Brief summary

Part 1b: • Frequency and severity of TEAEs • Incidence of dose interruptions, dose reductions, and permanent discontinuations of ZN-c3 azenosertib due to related TEAEs, Part 2a: Independent primary endpoints: ORR as defined by RECIST v1.1 and as assessed by the Investigator in subjects with centrally determined cyclin E1-positive status • Frequency and severity of TEAEs, Part 2b: • ORR as defined by RECIST v1.1 and as assessed by ICR in subjects with centrally determined cyclin E1-positive status

Detailed description

Part 1b: • Summarized by cohort and overall: o ORR, DOR, TTR, PFS, and CBR as defined by RECIST v1.1 and as assessed by ICR and the Investigator o OS o CA-125 response by GCIG criteria • Plasma concentrations of azenosertib, Part 2a: • DOR, TTR, PFS, and CBR as defined by RECIST v1.1 and as assessed by the Investigator • OS • CA-125 response by GCIG criteria • ORR and DOR as defined by RECIST v1.1 and as assessed by the Investigator • Systemic plasma concentrations of azenosertib, Part 2b: • Frequency and severity of TEAEs • ORR, DOR, TTR, PFS, and CBR as defined by RECIST v1.1 as assessed by the Investigator • DOR, TTR, PFS, and CBR as defined by RECIST v1.1 as assessed by ICR • OS • CA-125 response by GCIG criteria • ORR and DOR as defined by RECIST v1.1 as assessed by the Investigator

Interventions

DRUGOLANZAPINE
DRUGGRANISETRON
DRUGDEXAMETHASONE
DRUGONDANSETRON
DRUGAPREPITANT

Sponsors

K-Group Beta Inc.
Lead SponsorINDUSTRY

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Design outcomes

Primary

MeasureTime frame
Part 1b: • Frequency and severity of TEAEs • Incidence of dose interruptions, dose reductions, and permanent discontinuations of ZN-c3 azenosertib due to related TEAEs, Part 2a: Independent primary endpoints: ORR as defined by RECIST v1.1 and as assessed by the Investigator in subjects with centrally determined cyclin E1-positive status • Frequency and severity of TEAEs, Part 2b: • ORR as defined by RECIST v1.1 and as assessed by ICR in subjects with centrally determined cyclin E1-positive status

Secondary

MeasureTime frame
Part 1b: • Summarized by cohort and overall: o ORR, DOR, TTR, PFS, and CBR as defined by RECIST v1.1 and as assessed by ICR and the Investigator o OS o CA-125 response by GCIG criteria • Plasma concentrations of azenosertib, Part 2a: • DOR, TTR, PFS, and CBR as defined by RECIST v1.1 and as assessed by the Investigator • OS • CA-125 response by GCIG criteria • ORR and DOR as defined by RECIST v1.1 and as assessed by the Investigator • Systemic plasma concentrations of azenosertib, Part 2b: • Frequency and severity of TEAEs • ORR, DOR, TTR, PFS, and CBR as defined by RECIST v1.1 as assessed by the Investigator • DOR, TTR, PFS, and CBR as defined by RECIST v1.1 as assessed by ICR • OS • CA-125 response by GCIG criteria • ORR and DOR as defined by RECIST v1.1 as assessed by the Investigator

Countries

Belgium, France, Italy, Poland, Spain

Outcome results

None listed

Source: EU CTIS · Data processed: Feb 4, 2026