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HIGHSOX study

Phase 2
Conditions
HER2 positive unresectable advanced gastric cancer
Registration Number
JPRN-jRCTs051180196
Lead Sponsor
Takahari Daisuke
Brief Summary

Results from this phase 2 study suggest that trastuzumab with SOX is well tolerated and has promising efficacy, offering one possibility of new treatment option as a first-line chemo therapy for patients with HER2-positive advanced gastric cancer.

Detailed Description

Not available

Recruitment & Eligibility

Status
Complete
Sex
All
Target Recruitment
75
Inclusion Criteria

1) Histologically proven advanced or recurrent adenocarcinoma
2) No prior therapy except for adjuvant chemotherapy of S-1 finished more than 6 months before
3) With measurable lesions by RECIST version 1.1
4) HER2 positive (IHC 3+ or IHC 2 + and ISH +)
5) Age 20 - 75
6) ECOG PS 0 or 1
7) No symptomatic cerebral lesions
8) Adequate organ functions
9) LVEF (Left Ventricular Ejection Fraction) > 50 %
10) No abnormal findings in ECG
11) Possible for oral intake
12) With an expected survival longer than 3 months
13) Wth written Informed consent

Exclusion Criteria

1) Could not administrate S-1, oxaliplatin, and trastuzumab
2) Pregnant and/or nursing women or men who wish to have children in future
3) With active infectious disease
4) HBs antigen positive
5) With a history or current symptoms of heart failure, uncontrollable arrhythmia, angina pectoris, valvular disease, and uncontrollable hypertension
6) With interstitial pneumonia, pulmonary fibrosis, heart failure, renal failure, hepatic failure, uncontrollable diabetes mellitus
7) With dyspnea at rest
8) With active bleeding from gastric cancer / ulcer
9) With severe diarrhea
10) With severe sensory neuropathy
11) With active double cancers excluding carcinoma in situ and/or prior curative cancer with relapse free for more than 5 years
12) Under meditation of flucytosine, phenytoin,or warfarin
13) Under continuous meditation of steroids
14) Judged to be unfit to participate in this study by investigator

Study & Design

Study Type
Interventional
Study Design
Not specified
Primary Outcome Measures
NameTimeMethod
Response Rate
Secondary Outcome Measures
NameTimeMethod
Progression free survival, <br>Overall survival, <br>Safety
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