S-1 for 9 Months Versus 1 Year for Stage II Gastric Cancer (SMAC)
Compare S-1 for 9 Months to 1 Year as Adjuvant Chemotherapy in Stage II Gastric Cancer (SMAC)
1 other identifier
interventional
1,006
1 country
6
Brief Summary
The study aims to compare the efficacy and safety of S-1 for 9 months versus S-1 for 1 year as adjuvant chemotherapy after D2 resection in patients with gastric cancer. Hypothesis: For gastric patients after D2 resection, S-1 for 9 months shows non-inferiority to S-1 for 1 year in disease-free survival(DFS), overall survival (OS) and safety.
Trial Health
Trial Health Score
Automated assessment based on enrollment pace, timeline, and geographic reach
participants targeted
Target at P75+ for phase_3 gastric-cancer
Started Jan 2019
Longer than P75 for phase_3 gastric-cancer
6 active sites
Health score is calculated from publicly available data and should be used for screening purposes only.
Trial Relationships
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Study Timeline
Key milestones and dates
Study Start
First participant enrolled
January 1, 2019
CompletedFirst Submitted
Initial submission to the registry
May 6, 2019
CompletedFirst Posted
Study publicly available on registry
May 8, 2019
CompletedPrimary Completion
Last participant's last visit for primary outcome
January 1, 2022
CompletedStudy Completion
Last participant's last visit for all outcomes
May 1, 2027
ExpectedMay 31, 2019
May 1, 2019
3 years
May 6, 2019
May 29, 2019
Conditions
Keywords
Outcome Measures
Primary Outcomes (1)
DFS
Disease-free survival
3-year
Secondary Outcomes (1)
OS
5-year
Other Outcomes (1)
Side effects
1-year
Study Arms (2)
S-1 for 9 months
EXPERIMENTALS-1 80-120mg daily for 14 days in 3 weeks for totally 9 months after D2 resection
S-1 for 1 year
ACTIVE COMPARATORS-1 80-120mg daily for 14 days in 3 weeks for totally 1 year after D2 resection
Interventions
S-1 for 9 months after D2 resection
S-1 for 1 year after D2 resection
Eligibility Criteria
You may qualify if:
- The lower age limit of research subjects 18 years old and upper age limit of 75 years old.
- Be proven to be primary adenocarcinoma of gastric cancer and staged II by pathological evidence
- R0 surgery with lymphadenectomy
- Without any other malignancies
- ECOG (ECOG score standard) performance status of 0 or 1 and expected to survive more than 6 months
- No contraindications to chemotherapy, including normal peripheral blood routine, liver, and kidney function and electrocardiogram (WBC≥4.0 x 109 /L, NEU≥1.5 x 109 /L, PLT≥100 x 109 /L and HGB≥90g/L).
You may not qualify if:
- Female in pregnancy or lactation, or refuse to receive Contraception measures during chemotherapy.
- Patients with stage I, III and IV.
- Unavailable for R0 resection and D2 lymph node dissection.
- Suffering from other uncontrolled diseases, such as other tumors, acute and Chronic infection.
- With severe heart disease, including congestive heart failure, uncontrolled arrhythmias, unstable angina, myocardial infarction, severe heart valve disease, and resistant hypertension.
- Any Known or suspected history of drug allergy test.
- The researchers believe the patient is not able to complete the entire course of the experiment.
- Patients (within 4 weeks) are receiving any other anti-cancer drugs therapy, biological therapy, radiation therapy, or Immunosuppressive therapy.
- Patients conform to any of the following: post-organ transplant, necessary for long-term immunosuppressive or suffering with autoimmune diseases.
Contact the study team to confirm eligibility.
Sponsors & Collaborators
- Fudan Universitylead
Study Sites (6)
Anqing Municipal Hospital
Anqing, China
Second Affiliated Hospital, School of Medicine
Hangzhou, China
Anhui Provincial Hospital
Hefei, China
Jiangxi Provincial Cancer Hospital
Nanchang, China
Dazhi Xu
Shanghai, China
First Affiliated Hospital of Wannan Medical College
Wuhu, China
MeSH Terms
Conditions
Interventions
Condition Hierarchy (Ancestors)
Intervention Hierarchy (Ancestors)
Study Officials
- PRINCIPAL INVESTIGATOR
Dazhi Xu, PHD, MD
Fudan University
Central Study Contacts
Study Design
- Study Type
- interventional
- Phase
- phase 3
- Allocation
- RANDOMIZED
- Masking
- NONE
- Purpose
- TREATMENT
- Intervention Model
- PARALLEL
- Sponsor Type
- OTHER
- Responsible Party
- PRINCIPAL INVESTIGATOR
- PI Title
- Principal Investigator
Study Record Dates
First Submitted
May 6, 2019
First Posted
May 8, 2019
Study Start
January 1, 2019
Primary Completion
January 1, 2022
Study Completion (Estimated)
May 1, 2027
Last Updated
May 31, 2019
Record last verified: 2019-05