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A phase II study of S-1/Cisplatin/Trastuzumab for human epidermal growth factor receptor 2 (HER2)-positive advanced and/or recurrent gastric cancer

A phase II study of S-1/Cisplatin/Trastuzumab for human epidermal growth factor receptor 2 (HER2)-positive advanced and/or recurrent gastric cancer - HOG-GC 01

Status
Active, not recruiting
Phases
Phase 2
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000006603
Enrollment
25
Registered
2011-10-24
Start date
2011-08-01
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

advanced and/or recurrent gastric cancer

Interventions

S-1 is orally administered for 3 weeks followed by 2 weeks rest according to body surface area (80mg/m2/day). CDDP is administered intravenously in each dosage of level(60mg/m2/day) at day 8. Trastu

Sponsors

HOG-GC (Hiroshima oncology group of gastric cancer)
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1) Pathological proven adenocarcinoma of inoperable locally advanced, recurrent, and/or metastatic cancer of the stomach 2) HER2-positive tumors 3) Age 20-75 years 4) ECOG performance status<=2 5) Measurable disease or non-measurable but assessable disease 6)No prior chemotherapy except for adjuvant chemotherapy with S-1 7)Sufficient oral intake 8)Adequate organ function 9) Ejection fraction more than 50% by ultrasound or MUGA 10) Expected more than 3 months survival 11) With written informed consent

Exclusion criteria

Exclusion criteria: 1) history of a previous drug allergy 2) pregnant or nursing patient or with intent to bear baby 3)R1 gastrectomy 4)need continuing use of flucytosine, phenytoin, warfarin potassium 5)Active infection or other inflammatory disease 6)with severe allergy to Trastuzumab, S-1 and cisplatin 7)History of cardiac disease 8)patients with serious concomitant diseas 9)with diarrhea 10)with ascites or pleural effusion 11)with multiple bone metastasis 12)peripheral sensory neuropathy 13)with brain metastasis 14)received operation within 28 days 15)simultaneous or metachronous double cancers 16)with clinically important mental disorder need to treat 17)cannot stopped steroids or immunosuppressing drug 18)Infection with hepatitis B 19)Inappropriate for the trial at the physician's assessment

Design outcomes

Primary

MeasureTime frame
Response rate

Secondary

MeasureTime frame
Progression free survival, Overall survival, Safety,

Countries

Japan

Contacts

Public ContactTanabe Kazuaki

Hiroshima University Gastroenterological Surgery

ktanabe2@hiroshima-u.ac.jp082-257-5555

Outcome results

None listed

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