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A phase I study of the combination chemotherapy of IRISOX (irinotecan/S-1/oxaliplatin) in gemcitabine-refractory pancreatic cancer

A phase I study of the combination chemotherapy of IRISOX (irinotecan/S-1/oxaliplatin) in gemcitabine-refractory pancreatic cancer - IRISOX for gemcitabine-refractory pancreatic cancer

Status
Active, not recruiting
Phases
Phase 1
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000022964
Enrollment
18
Registered
2016-07-01
Start date
2016-07-01
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

gemcitabine-refractory pancreatic cancer

Interventions

CPT-11: dose escalation S-1: fixed dose L-OHP: fixed dose

Sponsors

Kitasato University School of Medicine
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1.Pathologically proven Adenocarcinoma or Adenosquamous carcinoma 2.resistant /intolerable to gemcitabine 3.with a rest longer than 14 days after the end of prior therapy 4.Age 20-75 5.ECOG PS of 0-1 6.expected survival period longer than 2 months 7.Sufficient oral intake 8.The subject has measurable disease. 9.Adequate organ functions 10.Written informed consent

Exclusion criteria

Exclusion criteria: 1.Patients with contraindication for the medication of Irinotecan, S-1 and L-OHP 2.History of serious drug hypersensitivity or a history of drug allergy 3.Pregnancy 4.Active infection 5.Severe complications (Grade 3,4 CTCAE v4.0) 6.Peripheral neuropathy(Grade 2,3,4 CTCAE v4.0) 7.Serious diarrhea(Grade 2,3,4 CTCAE v4.0) 8.Intestinal pneumonitis or pulmonary fibrosis 9.Much ascites or pleural effusion or pericardial effusion 10.Active double cancer 11.Symptomatic brain metastasis 12.Regular use of frucitocin, fenitoin or warfarin 13.Having UGT1A1*6/*6, UGT1A1*28/*28, or UGT1A1*6/*28 gene 14.Active Hepatitis B 15.Inappropriate for this study judged by the attending physician

Design outcomes

Primary

MeasureTime frame
Phase I: MTD, RD

Secondary

MeasureTime frame
Safety, Response rate, Progression free survival, Overall survival

Countries

Japan

Contacts

Public ContactKosuke Okuwaki

Kitasato University School of Medicine Department of Gastroenterology

kokuwaki@kitasato-u.ac.jp+81-42-778-8111

Outcome results

None listed

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