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Safety and efficacy of SOX after chemoradiation therapy

Phase 1
Recruiting
Conditions
advanced lower rectal cancer
rectal cancer
Registration Number
JPRN-jRCTs061210016
Lead Sponsor
Fujiwara Yoshiyuki
Brief Summary

Not available

Detailed Description

Not available

Recruitment & Eligibility

Status
Recruiting
Sex
All
Target Recruitment
12
Inclusion Criteria

1) Ages from 20 to 80 years old
2) Stage II or III lower rectal cancer proven to be adenocarcinoma
3) Eastern Cooperative Oncology Group performance status 0, 1
4) Patients who underwent preoperative chemoradiation therapy for stage II or III lower advanced rectal cancer
5) Patients with a S-1 dose intensity of 70% or higher during chemoradiation therapy
6) White blood cell 3000/l or more, neutrophil 1500/l or more, hemoglobin 9.0g/dl or more, platelet 100,000 or more, AST/ALT less than twice the upper limit of normal, total bilirubin 1.5mg/dl or less, eGFR 60 ml/min/1.73m2 or more
7) Patients who was obtained informed consent

Exclusion Criteria

1) Previous radiation therapy for pelvis
2) Involvement of adjacent organs
3) Patients who have received chemotherapy for any malignancy within the past 6 months
4) Patients with contraindications to S-1 or oxaliplatin
5) Patients with serious complications (interstitial pneumonia, pulmonary fibrosis, uncontrolled diabetes, poorly controlled hypertension, heart failure, renal failure, liver cirrhosis, liver failure, etc.)
6) Pregnant or lactating women and patients with the possibility (intent) of pregnancy
7) Patients who participated in other clinical trials or clinical research and used unapproved or uninsured drugs within 3 months prior to enrollment
8) Patients judged to be inappropriate for this study

Study & Design

Study Type
Interventional
Study Design
Not specified
Primary Outcome Measures
NameTimeMethod
Adverse events in SOX therapy
Secondary Outcome Measures
NameTimeMethod
1) Pathological complete response rate<br>2) Treatment completion rate<br>3) Time from start of SOX therapy to surgery<br>4) Postoperative complications
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