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A phase II study of trastuzumab added to docetaxel and S-1 for human epidermal growth factor receptor 2 (HER2)-positive advanced gastric cancer.

A phase II study of trastuzumab added to docetaxel and S-1 for human epidermal growth factor receptor 2 (HER2)-positive advanced gastric cancer. - A phase II study of trastuzumab added to docetaxel and S-1 for HER2-positive advanced gastric cancer.

Status
Active, not recruiting
Phases
Phase 2
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000005366
Enrollment
40
Registered
2011-04-26
Start date
2011-04-01
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

gastric cancer

Interventions

Intravenous infusion of trastuzumab (loading dose 8 mg/kg, 6 mg/kg) on day1, Intravenous administration of 40 mg/m2 docetaxel on Day 1, and oral administration of 80 mg/m2/day S-1 on Days 1 to 14 eve

Sponsors

Okayama University
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 20-79 years 4) Measurable disease or non-measurable but assessable disease 5) No prior chemotherapy except for adjuvant chemotherapy with S-1 6) Adequate organ function 7) ECOG performance status<=2 8) Ejection fraction more than 50% by ultrasound or MUGA 9) Expected more than 3 months survival 10) Sufficient oral intake 11) With written informed consent

Exclusion criteria

Exclusion criteria: 1) with severe allergy to Trastuzumab, S-1 and docetaxel 2) Active infection or other inflammatory disease 3) synchronous or metachronous (within 5 years) malignancy other than carcinoma in situ 4) Other severe complications such as paralytic ileus, intestinal pneumonitis, pulmonary fibrosis, uncontrollable diabetes millutus, hypertension, and respiratory insufficiency. 5) History of cardiac disease 6) Dyspnea at rest, due to complications of advanced malignancy or other cardiovascular disease 7) Metastasis to CNS 8) Grade 3-4 peripheral sensory neuropathy 9) pregnant or nursing patient or with intent to bear baby 10) Inappropriate for the trial at the physician's assessment

Design outcomes

Primary

MeasureTime frame
progression free survival

Secondary

MeasureTime frame
safety, objective response rate, overall survival, time to treatment failure

Countries

Japan

Contacts

Public ContactShunsuke Kagawa

Okayama University Hospital Department of Gastroenterological Surgery

skagawa@md.okayama-u.ac.jp+81-86-235-7257

Outcome results

None listed

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