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SOCCER-P (KGOG3067/JGOG3036/EAGOT/APGOT)

A randomized phase II study of secondary cytoreductive surgery in patients with relapsed ovarian cancer who have progressed on PARP inhibitor maintenance - A randomized phase II study of secondary cytoreductive surgery in patients with relapsed ovarian cancer who have progressed on PARP inhibitor maintenance

Status
Recruiting
Phases
Phase 2
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCT1031240532
Enrollment
124
Registered
2024-12-09
Start date
2024-11-29
Completion date
Unknown
Last updated
2026-06-29

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

Conditions

Ovarian cancer (including fallopian tube cancer and primary peritoneal cancer)

Interventions

To compare progression-free survival (PFS) in patients who had platinum sensitive recurrence during first-line PARP inhibitor maintenance with high probability of complete resection randomized to tumo

Sponsors

Abe Akiko
Lead Sponsor

Eligibility

Sex/Gender
Female

Inclusion criteria

Inclusion criteria: Patients with first recurrence of platinum sensitive, invasive epithelial ovarian-, fallopian tube- or primary peritoneal cancer of any initial stage. Progression-free interval of at least 6 months (180 days) after end of last platinum- containing therapy, Progressed during PARP inhibitor maintenance or treatment free interval biologic agent (TFIb) < 3 months (90 days) Complete resection of the tumor by surgical procedure seems possible (estimated by an experienced surgeon). Patients who have given their signed and written informed consent and their consent to data transmission and -processing.

Exclusion criteria

Exclusion criteria: -Patients with non-epithelial tumors as well as borderline tumors -More than one prior chemotherapy -Patients with second, third, or later recurrence -Patients with second malignancies who have been treated by laparotomy, as well as other neoplasms, if the treatment might interfere with the treatment of relapsed ovarian cancer or if major impact on prognosis is expected. -Patients with so-called platinum-refractory tumor, i.e. progression during chemotherapy or recurrence within 6 months (180 days) after end of former first platinum- containing therapy -Only palliative surgery planned -Radiological signs suggesting metastases not accessible to surgical removal (i.e. complete resection is deemed impossible) -Any concomitant disease not allowing surgery and/or chemotherapy -Any medical history indicating excessive peri-operative risk -Any current medication inducing considerable surgical risk (e.g. bleeding: due to oral anticoagulating agents, bevacizumab) -No assessable archival tumor tissue

Design outcomes

Primary

MeasureTime frame
PFS

Secondary

MeasureTime frame
Overall Survival PFS2 Rate of complete resection as prognostic factor Complication rate associated with surgery until definitive hospital discharge Exploratory analysis of surgical characteristics and genetic mutation (translational research) Predictive and prognostic value of CA-125, duration of PARPi maintenance, BRCA status

Countries

Japan, South korea

Contacts

Public ContactAkiko Abe

Cancer Institute Hospital, JFCR

akiko.abe@jfcr.or.jp+81-3-3520-0111

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026