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Randomized phase III study of adjuvant chemotherapy with combination therapy of gemcitabine and S-1 vs. gemcitabine alone in patients with resected pancreatic cancer (JSAP-04)

Randomized phase III study of adjuvant chemotherapy with combination therapy of gemcitabine and S-1 vs. gemcitabine alone in patients with resected pancreatic cancer (JSAP-04) - Phase III study of gemcitabine and S-1 combination therapy for resected pancreatic cancer

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000004410
Enrollment
300
Registered
2010-10-20
Start date
2010-11-01
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

Resected pancreatic cancer

Interventions

Patients receive gemcitabine (1,000 mg/m2, days 1, 8 and 15) every 4 weeks. This cycle is repeated for six months or until relapse is confirmed. Patients receive gemcitabine (800 mg/m2, day 1) plus S

Sponsors

Japanese Study Group of Adjuvant Therapy for Pancreatic Cancer (JSAP)
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1) Histologically proven invasive ductal carcinoma of the pancreas 2) Macroscopically curative resection (R0, R1) 3) No metastasis 4) No history of prior chemotherapy or radiotherapy for pancreatic cancer 5) Age 20 to 79 years 6) ECOG performance status of 0 or 1 7) Adequate organ function 8) Written informed consent 9) Within 10 weeks after surgery

Exclusion criteria

Exclusion criteria: 1) History of serious complications related to surgery 2) Patients under treatment with phenytoin, warfarin potassium or flucytosine. 3) Uncontrolled watery diarrhea 4) Sever mental disorder 5) Active infection 6) Serious complications 7) Pulmonary fibrosis or interstitial pneumonia 8) Clinically significant pleural effusions or ascites 9) Active double cancer (synchronous double cancer or asynchronous double cancer with disease-free duration of 2 years or less) 10) History of chemotherapy or radiotherapy for other malignant disease within one year 11) Unable to receive contrast enhanced CT nor MRI due to allergic reaction to contrast medium 12) Pregnant females, possibly pregnant females, females wishing to become pregnant, and males that are currently attempting to produce a pregnancy 13) Inadequate physical condition, as diagnosed by primary physician

Design outcomes

Primary

MeasureTime frame
Overall survival

Secondary

MeasureTime frame
Relapse-free survival Incidence of adverse events

Countries

Japan

Contacts

Public ContactHideki Ueno

National Cancer Center Hospital Hepatobiliary and Pancreatic Oncology Divison

hiueno@ncc.go.jp03-3542-2511

Outcome results

None listed

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