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Clinical research of S-1 plus intravenous and intraperitoneal paclitaxel for gastric cancer with peritoneal metastasis or positive peritoneal cytology

Clinical research of S-1 plus intravenous and intraperitoneal paclitaxel for gastric cancer with peritoneal metastasis or positive peritoneal cytology - PR-PHOENIX trial

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000023620
Enrollment
100
Registered
2016-10-01
Start date
2016-10-14
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

gastric cancer with peritoneal metastasis or positive peritoneal cytology

Interventions

intraperitoneal PTX 20 mg/m2, intravenous PTX 50 mg/m2 on days 1 and 8, S-1 80 mg/m2/day on days 1-14, q3 weeks

Sponsors

The University of Tokyo Hospital
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1) Pathologically proven primary gastric adenocarcinoma 2) Peritoneal metastasis or positive peritoneal cytology 3) Adequate function of important organs (within 14 days before registration) NEU >=1,000/mm3 Hemoglobin >=8.0g/dL Platelet >=75,000/mm3 AST <=150U/L, ALT <=150U/L T-Bilirubin <=3.0mg/dL Creatinine clearance >=30mL/min 4) Eastern Cooperative Oncology Group performance status 0-2 5) Age >= 20, < 75 years 6) Written informed consent

Exclusion criteria

Exclusion criteria: 1) Distal metastasis other than to the peritoneum, ovary and abdominal lymph nodes 2) Contraindication to S-1 or paclitaxel 3) Apparent infection or inflammation 4) Severe heart disease 5) Severe complication 6) Gastrointestinal tract bleeding requiring blood transfusion 7) Pregnancy, breast feeding or intention to become pregnant 8) Judged inappropriate for this trial for other reasons

Design outcomes

Primary

MeasureTime frame
safety

Secondary

MeasureTime frame
overall survival response rate negative conversion rate on peritoneal cytology

Countries

Japan

Contacts

Public ContactHironori Ishigami

The University of Tokyo Hospital Department of Chemotherapy

ishigami-tky@umin.net03-3815-5411

Outcome results

None listed

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