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Phase I/II trial of preoperative TS-1 + CDDP + radiation therapy for large type 3 or type 4 advanced gastric cancer (OGSG 1205)

Phase I/II trial of preoperative TS-1 + CDDP + radiation therapy for large type 3 or type 4 advanced gastric cancer (OGSG 1205) - Phase I/II trial of preoperative TS-1 +CDDP+radiation therapy for large type 3 or type 4 gastric cancer (OGSG 1205)

Status
Active, not recruiting
Phases
Phase 1
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000008964
Enrollment
30
Registered
2012-09-23
Start date
2012-11-07
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

Resectable large type 3 or type 4 Gastric Cancer

Interventions

Drug: TS-1, CDDP, and radiation [Level 0] TS-1: 60mg/m2 po between day 1 and day 14 CDDP: 60mg/m2 iv on day 1 Radiation:2Gyx5/week X 4 [Level 1] TS-1: 80mg/m2 po between day 1 and day 14 CDD

Sponsors

Osaka Gastrointestinal cancer chemotherapy Study Group (OGSG)
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1)Histologically confirmed gastric adenocarcinoma 2)Type 3 or Type 4 gastric cancer 3)The size of type 3 cancer is larger than 8cm by CT 4)No peritoneal metastases and CY0 by diagnostic laparoscopy 5)Patient expected R0 resection at the registration 6)Esophageal invasion is smaller than 1cm and no duodenal invasion 7)Age between 20 and 75 years old 8)Performance status (ECOG scale) 0 or 1 9)Without any prior chemotherapy and/or surgical treatment 10)Without bleeding from stomach lesion or stenosis on bowel 11)Adequate baseline organ and marrow function from data within 14 days before registration a.WBC : >=4.000/mm3 and <12,000/mm3 b.Absolute neutrophil count : >=2,000 / mm3 c.Platelets : >=100,000 / mm3 d.Hemoglobin : >=9.0 g/dL e.AST (SGOT)/ALT (SGPT) : <100 IU/L f.Total bilirubin : <2.0mg/dL g.Creatine clearance : >=60mL/min *Cockcrft-Gault method is available 12)Patients who can take food orally 13)Patients should sign a written informed consent

Exclusion criteria

Exclusion criteria: 1)with active double cancer within 5 years except intramucosal cancer 2)with a history of severe allergy 3)with active infectious disease(over 38 degrees C) 4)Women in pregnancy, at risk of pregnancy, or hoping to become pregnant. 5)Men who want their partners to become pregnant 6)with a history of cardiac infarction in recent 6 months 7) with a continuous administration of steroids 8)patient who needs continuous administration of Flucytosine, fenitoin or walfarin karium 9)with ulceration on digestive tract and/or bleeding from the ulcer 10)with uncontrollable diarrhea or watery stool 11) with active hepatitis B Ag and/or hepatitis C Ab 12) with serious complication as followings, -Interstitial pneumonia -Pulmonary fibrosis -paralysis on bowel -ischemic heart diseases 13)Any patients judged by the investigator to be unfit to participate in the study

Design outcomes

Primary

MeasureTime frame
Phase I : Feasibility of the regimen followed by decision of recommend dose Phase II : histological response rate of grade 3

Secondary

MeasureTime frame
Phase I : histological response rate of grade 3 Phase II : Response Rate, RFS, OS, completion rate of surgical operation, completion rate of curative resection, completion rate of hole regimen, incidence of down staging, incidence of surgical complications and the grade, and incidence of adverse events and the grade

Countries

Japan

Contacts

Public ContactMotohiro Imano

Kinki University School of Medicine Department of Surgery

imano-m@surg.med.kindai.ac.jp072-366-0221

Outcome results

None listed

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