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A randomized controlled trial comparing gastrectomy plus chemotherapy with chemotherapy alone in advanced gastric cancer with a single non-curable factor (JCOG0705/KGCA01)

A randomized controlled trial comparing gastrectomy plus chemotherapy with chemotherapy alone in advanced gastric cancer with a single non-curable factor (JCOG0705/KGCA01) - A randomized controlled trial comparing gastrectomy plus chemotherapy with chemotherapy alone in advanced gastric cancer with a single non-curable factor (JCOG0705/KGCA01)

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000001012
Enrollment
330
Registered
2008-02-04
Start date
2008-02-01
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

clinical stage IV gastric cancer

Interventions

A: Chemotherapy alone (S-1 80mg/m2 on days 1-21
CDDP 60mg/m2 on day 8, every 5 weeks) B: Gastrectomy with D1 lymphadenectomy followed by chemotherapy (S-1 80mg/m2 on days 1-21
CDDP 60mg/m2 on day 8, every 5 weeks)

Sponsors

Japan Clinical Oncology Group (JCOG)
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1) Histologically proven primary gastric adenocarcinoma. 2) Presence of distant metastases confined to either liver (H1), peritoneum (P1), or para-aortic lymphnode (16a1/b2), which is confirmed by both CT scan and laparotomy. 3) Clinical T1-3. 4) No other distant metastasis than H1, P1or M1(LN 16a1/b2). 5) No apparent pleural effusion. 6) Length of esophageal invasion 3cm or less with no need of thoracotomy for resection. 7) Aged 20 to 75 years old. 8) PS of 0 or 1. 9) Sufficient oral intake without active bleeding from the gastric tumor. 10) No prior treatment of chemotherapy or radiation therapy against any other malignancies, and no prior treatment for gastric cancer except EMR. 11) Adequate organ functions defined as indicated below (1)WBC >= 3,000 /mm3 , WBC <= 12,000 /mm3 (2)Hb >= 8.0 g/dL without any transfusion 2 weeks before enrollment (3)Plt >= 100,000 /mm3 (4)AST <= 100 IU/L (5)ALT <= 100 IU/L (6)T.Bil <= 2.0 mg/dL (7)Cr <= 1.2 mg/dL (8)Ccr >= 60 mL/min/body 12) Written informed consent

Exclusion criteria

Exclusion criteria: 1) Active double cancer (synchronous double cancer and metachronous double cancer within 5 disease-free years), excluding carcinoma in situ (lesions equal to intraepithelial or intramucosal cancer) judged to have been cured with local treatment. 2) Women during pregnancy or breast-feeding. 3) Psychosis. 4) Systemic steroids medication. 5) Medication of furucytocin, fenytoin, or warfarin. 6) Active bacterial infection or mycosis, affecting systemic condition. 7) Myocardial infarction or unstable angina, occurred within 6 months. 8) Uncontrollable hypertension. 9) Uncontrollable diabetes mellitus or administration of insulin. 10) Pulmonary disease necessitating continuous oxygen supply.

Design outcomes

Primary

MeasureTime frame
overall survival

Secondary

MeasureTime frame
progression-free survival, adverse events

Countries

Japan,Asia(except Japan)

Contacts

Public ContactKazumasa Fujitani

JCOG0705 Coordinating Office National Hospital Organization Osaka National Hospital, Department of Surgery

JCOG_sir@ml.jcog.jp06-6942-1331

Outcome results

None listed

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