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Randomized phase 2 trial concerning the optimum schedule of S-1 adjuvant chemotherapy for resected biliary tract cancer (TOSBIC 03)

Randomized phase 2 trial concerning the optimum schedule of S-1 adjuvant chemotherapy for resected biliary tract cancer (TOSBIC 03) - Randomized phase 2 trial concerning the optimum schedule of S-1 adjuvant chemotherapy for resected biliary tract cancer (TOSBIC 03)

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000029421
Enrollment
100
Registered
2017-10-10
Start date
2018-01-01
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

Biliary tract cancer

Interventions

S-1 adjuvant chemotherapy is conducted. S-1 80mg/m2/day is orally administered twice daily for 6 months. The 1 course of S-1 therapy is consist of 28 days administration followed by 14 days rest accor

Sponsors

Department of Surgery, Keio University School of Medicine
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1)intrahepatic bile duct cancer, extrahepatic bile duct cancer, gallbladder cancer, papilla cancer which histologically confirmed adenocarcinoma 2)patients with T2-4,N0,M0 or T1-4,N1,M0 of extrahepatic bile duct cancer and T1-4,N0-1,M0 of intrahepatic bile duct cancer which is curatively resected(R0 or R1) 3)with no distant metastasis, cancerous ascites 4)age: >=20 5)ECOG P.S. 0-1 6)no prior treatment for biliary tract cancer except operation 7)no postoperative complications and possible to start treatment within 10 weeks from operation 8)sufficient function of important organs WBC: >=3,500/mm3 and <=12,000/mm3 Neut:>=1500/mm3 Platelet: >=100,000/mm3 Hem: >=9.0g/dl Alb:>=2.5g/dL AST, ALT: <= 100IU/l((or 150U/L if biliary drainage were present) sT.bil: <=2.0mg/dl serum Cr: <=1.2mg/dL Ccr: >=60 ml/min/body 9) oral intake 10)no abnormal finding by cardiac electrogram within 28 days 11)written informed consent

Exclusion criteria

Exclusion criteria: 1)with history of TS-1 administration 2)with interstitial pneumonia or pulmonary fibrosis within 28 days before accrual 3)with diarrhea 4)with clinically important infection 5)blood infusion within 14 days before accrual 6)sever complication(heart failure, renal failure, liver failure, hemorrhagic peptic ulcer, intestinal paralysis, ileus, uncontrollable diabetes mellitus etc) 7)more than moderate degree of ascitic fluid and pleural effusion 8)has active carcinoma except carcinoma in situ 9)administered flucytosine, Phenytoin, Warfarin potassium 10) pregnant women or women who like be pregnant and willing to get pregnant, men who want his partner to be pregnant 11) known sever drug allergies 12) sever mental disorder 13) doctor's decision not to be registered to this study

Design outcomes

Primary

MeasureTime frame
2-year disease free survival rate

Secondary

MeasureTime frame
relative dose intensity, treatment completed rate, adverse events, overall survival rate

Countries

Japan

Contacts

Public ContactYuta Abe

Department of Surgery, Keio University School of Medicine Division of General and Gastroenterological Surgery

contact@keio-hbpts.jp03-3353-1211

Outcome results

None listed

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