Docetaxel+Oxaliplatin+S-1 (DOS) Regimen as Neoadjuvant Chemotherapy in Advanced Gastric Cancer (PRODIGY)
A Phase III, Open-labelled, Randomised Study of Neoadjuvant Docetaxel+Oxaliplatin+S-1 (DOS) + Surgery + Adjuvant S-1 Versus Surgery + Adjuvant S-1 in Patients With Resectable Advanced Gastric Cancer
Primary Objective:
- To compare the 3-year progression free survival (PFS) in the two treatment arms.
Secondary Objectives:
- Overall survival (OS).
- Postoperative pathological stage and R0 (complete) resection rate.
- Safety: Toxicities associated with neoadjuvant chemotherapy, surgery, morbidity/mortality, toxicity of adjuvant chemotherapy.
Study Overview
Status
Status
Conditions
Conditions
Intervention / Treatment
Intervention / Treatment
Detailed Description
Study Type
Study Type
Enrollment (Actual)
Enrollment
Phase
Phase
- Phase 3
Contacts and Locations
Study Locations
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Seoul, Korea, Republic of
- Administrative Office
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Participation Criteria
Eligibility Criteria
Eligibility Criteria
Ages Eligible for Study
Accepts Healthy Volunteers
Description
Inclusion criteria :
- Participants with new histologically confirmed, newly diagnosed, localized gastric or gastro-oesophageal adenocarcinoma, that is considered resectable.
- Participants with clinical stage (T2-3/N(+), T4/N(+/-):N positive means greater than or equal to [>=] 8 in hour axis).
- Signed informed consent.
Exclusion criteria:
- Aged less than (<) 20 years or >= 76 years. Performance status >=2 in Eastern Cooperative Oncology Group (ECOG) scale
- The participants who had the history of other malignancy within the last five years except cured basal cell carcinoma of skin and carcinoma in situ of uterine cervix which had been already successfully treated.
- Previous surgery on neoplasm of stomach.
- Participants who did not completely recovered from surgery.
- Distant metastases (M1) to other organs including distant nodal groups (retropancreatic, para-aortic, portal, retroperitoneal, mesenteric node). severe/unstable angina, coronary artery bypass graft, congestive heart failure, transient ischemic attack within 6 months prior to enrollment in the study.
- Any previous palliative, adjuvant or neoadjuvant chemotherapy and/or radiotherapy and/or immunotherapy, for the currently treated gastric cancer.
- Participants with active infection or sepsis.
- Intolerance of oral taking or malabsorption: lack of physical integrity of the upper gastrointestinal tract or those who have malabsorption syndrome likely to influence absorption of S-1. Ileus, chronic inflammatory intestinal disease or extensive resection of the small intestine and other disorders which limit drug resorption. This includes gastric dumping syndrome, indications of accelerated passage through the small intestine and indications of resorption disorders after intestinal surgery.
- Greater than or equal to grade 2 severe tumour haemorrhage.
- Simultaneous participation in another study, or participation in another study within 4 weeks of commencement of this study.
- Pregnant or lactating participants.
The above information was not intended to contain all considerations relevant to a participant's potential participation in a clinical trial.
Study Plan
How is the study designed?
Design Details
- Primary Purpose: Treatment
- Allocation: Randomized
- Interventional Model: Parallel Assignment
- Masking: None (Open Label)
Number of Arms
Arms and Interventions
Participant Group / ArmParticipant Group / Arm |
Intervention / TreatmentIntervention / Treatment |
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Other: Surgery + Adjuvant Chemotherapy (SC)
Participants underwent surgery within 2 weeks after randomization followed by adjuvant chemotherapy with S-1 [(Gimeracil) + Oxo (Oteracil)] 40 milligrams per square meter (mg/m^2) administered orally twice daily, from Day 1 to 28 of each cycle for 1 year, and were followed-up after End-of-Treatment (EOT) until disease progression or death or study cut-off date, whichever comes first (maximum duration: up to 10 years).
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Pharmaceutical form:Tablet Route of administration: Oral
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Experimental: Neoadjuvant Chemotherapy +Surgery +Adjuvant chemotherapy (CSC)
Participants received neo-adjuvant chemotherapy with Docetaxel 50 mg/m^2 intravenously (IV) for greater than or equal to (>=)1 hour (hr) on Day 1 of each treatment cycle plus Oxaliplatin 100 mg/m^2 IV for >=2 hr on Day 1 of each treatment cycle plus S-1 [(Gimeracil) + Oxo (Oteracil)] 40 mg/m^2 administered orally twice daily from Day 1 to 14, of each treatment cycle followed by surgery approximately 1-3 weeks after completion of neo-adjuvant chemotherapy and adjuvant chemotherapy with S-1 [(Gimeracil) + Oxo (Oteracil)] 40 mg/m^2 administered orally twice daily, from Day 1 to 28 of each cycle for 1 year, and were followed-up after EOT until disease progression or death or study cut-off date, whichever comes first (maximum duration: up to 10 years).
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Pharmaceutical form:Tablet Route of administration: Oral
Pharmaceutical form:solution for infusion Route of administration: intravenous
Pharmaceutical form:solution for infusion Route of administration: intravenous
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What is the study measuring?
Primary Outcome Measures
Primary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
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Percentage of Participants With 3-Year Progression-Free Survival (PFS), as Assessed by Response Evaluation Criteria in Solid Tumors (RECIST)1.1
Time Frame: 3 years
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PFS was defined as the time from randomization to objective tumor progression, or recurrence or death.
Progressive disease (PD) was defined as follows: 1) In Neoadjuvant Chemotherapy +Surgery +Adjuvant Chemotherapy (CSC) Arm, PD was determined according to the RECIST 1.1 Criteria during the neo-adjuvant chemotherapy period; 2) Irrespective of curative resection, if an intraoperative distant metastasis was observed or a distant metastasis was reported from pathology, it was considered PD; 3) If residual cancer cells were visually identified at the resection margin during surgery but could not be completely resected (R2), it was considered PD; 4) If residual cancer cells were finally confirmed at the resection margin during postoperative histology (R1), it was considered PD; 5) In case of finding a recurrence/distant metastasis or a new lesion during follow-up after R0 complete resection, it was defined as the first tumor assessment date when it was observed.
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3 years
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Secondary Outcome Measures
Secondary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
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Overall Survival (OS)
Time Frame: From randomization to date of death due to any cause (maximum duration: up to 10 years)
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OS was defined as the time from randomization to death due to any cause.
Analyzed using Kaplan-Meier method.
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From randomization to date of death due to any cause (maximum duration: up to 10 years)
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Number of Participants With Post-Operative Pathological Stage Response
Time Frame: Up to 10 years
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TNM pathological stage was determined according to standardized histopathology and the American Joint Committee on Cancer (AJCC) staging system 7th Edition (Stages 0,IA,IB,IIA,IIB,IIIA,IIIB,IIIC and IV).
Stage 0=carcinoma in situ with no metastatic potential; Stage IA=T1N0M0; Stage IB=T2N0M0,T1N1M0; Stage IIA=T3N0M0,T2N1M0,T1N2M0;Stage IIB=T4aN0M0,T3N1M0,T2N2M0,T1N3M0;Stage IIIA=T4aN1M0,T3N2M0,T2N3M0;Stage IIIB=T4bN0-1M0,T4aN2M0,T3N3M0;Stage IIIC=T4bN2-3M0, T4aN3M0 and Stage IV= distant metastases (M1) at diagnosis; where "T" denotes "tumor size" where T1: tumor invades lamina propria, muscularis mucosae, or submucosa; T2: invades muscularis propria; T3: invasion of subserosa; T4: T4a: penetrate serosa (visceral peritoneum) T4b: invade adjacent tissue and " N" denotes "nodes affected" where N1:1-2 positive lymph nodes; N2:3-6 positive lymph nodes; N3: 7 or more positive lymph nodes and "M" denotes metastases where M0: no distant metastases.
Higher stages indicates worse outcome.
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Up to 10 years
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Percentage of Participants With R0 Resection
Time Frame: Up to 10 years
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Tumor condition was explained according to the Residual Tumor (R) Classification: R0; No residual cancer (negative cross-section), R1; Microscopically observed residual cancer (positive cross-section), R2; Macroscopically observed residual cancer.
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Up to 10 years
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Number of Participants With Treatment Emergent Adverse Events (TEAEs) and Serious Adverse Events (SAEs)
Time Frame: From randomization up to 30 days after last dose of study drug (maximum duration: up to 10 years)
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TEAEs were defined as adverse events (AE) that appeared or worsened during the treatment period (up to 30 days after the last dose of the investigational product).
SAE was an AE or adverse drug reaction at any dose of the investigational product that corresponded to one of the following: resulting in death or is life threatening; requiring in-patient hospitalization or prolongation of existing hospitalization; resulting in persistent or significant disability of dysfunction; resulting in congenital anomaly or birth defect; important medical event.
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From randomization up to 30 days after last dose of study drug (maximum duration: up to 10 years)
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Number of Participants With Shift of Laboratory Parameters (Hematology) From Baseline Grade to Worst National Cancer Institute Common Terminology Criteria for Adverse Events (NCI-CTCAE) Grade >=3
Time Frame: From Baseline up to 30 days after last dose of study drug (maximum duration: up to 10 years)
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NCI-CTCAE version 4.03 was used to determine Grade(Gr),where Gr refers to severity of AE:Gr 1:mild; asymptomatic/mild symptoms; Gr 2:moderate;minimal; Gr 3:severe/medically significant; Gr 4:life-threatening consequences, Gr 5:death related to AE. Abnormal values for Hemoglobin(Hb)(Anemia) were based on Gr1:<lower limit of normal (LLN)-10.0g/dL;
Gr2:<10.0-8.0g/dL;
Gr3:<8.0g/dL;
Gr4:life-threatening consequences;Gr5:death.
Hb increased:Gr 1:increase(incr.) in >0-2g/dL above upper limit of normal(ULN);Gr2: incr. in >2-4g/dL above ULN; Gr3:incr.
in >4gm/dL above ULN.
White blood cell (WBC) decreased: Gr1:<LLN - 3000/mm^3;Gr2: <3000-2000/mm^3; Gr3:<2000-1000/mm^3;Gr4:<1000/mm^3.
WBC (Leukocytosis):Gr3:>100,000/mm^3, Gr4:clinical manifestations of leucostasis;Gr5:Death.
Abnormal Neutrophil count (ANC):- Gr1:<LLN-1500/mm^3;Gr2:<1500-1000/mm^3; Gr3: <1000-500/mm^3; Gr4:<500/mm^3.
Platelet count decreased: Gr1:<LLN-75,000/mm^3;Gr2:<75,000-50,000/mm^3;Gr3:<50,000-25,000/mm^3;Gr4:<25,000/mm^3.
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From Baseline up to 30 days after last dose of study drug (maximum duration: up to 10 years)
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Number of Participants With Shift of Laboratory Parameters (Sodium and Potassium Levels) From Baseline Grade to Worst NCI-CTCAE Grade >=3
Time Frame: From Baseline up to 30 days after last dose of study drug (maximum duration: up to 10 years)
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NCI-CTCAE version 4.03 was used to determine Gr,where Gr refers to severity of AE: Gr 1: mild; asymptomatic/mild symptoms; Gr 2: moderate; minimal; Gr 3:severe/medically significant; Gr 4:life-threatening consequences, Gr 5:death related to AE. Abnormal values for Sodium (Hyponatremia) were based on Gr1: <LLN-130 mmol/L; Gr3: <130-120 mmol/L; Gr4: <120 mmol/L; life-threatening consequences; Gr5: death.
Sodium (Hypernatremia):Gr 1: >ULN-150 mmol/L; Gr2: >150-155 mmol/L; Gr3:>155-160 mmol/L;hospitalization; Gr4: >160 mmol/L; life-threatening consequences; Gr5: Death.
Potassium (Hypokalemia): Gr 1: <LLN-3.0
mmol/L; Gr2: <LLN-3.0
mmol/L; symptomatic; intervention indicated; Gr3: <3.0-2.5 mmol/L; hospitalization indicated; Gr4: <2.5 mmol/L; life-threatening consequences; Gr5: Death; Potassium(Hyperkalemia): Gr 1: >ULN-5.5 mmol/L; Gr2: >5.5-6.0 mmol/L; Gr3: >6.0-7.0 mmol/L; hospitalization indicated; Gr4: >7.0 mmol/L; life-threatening consequences; Gr5: Death.
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From Baseline up to 30 days after last dose of study drug (maximum duration: up to 10 years)
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Number of Participants With Shift of Laboratory Parameters (Calcium, Creatinine and Albumin Levels) From Baseline Grade to Worst NCI-CTCAE Grade >=3
Time Frame: From Baseline up to 30 days after last dose of study drug (maximum duration: up to 10 years)
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NCI-CTCAE version 4.03 was used to determine Gr,where Gr refers to severity of AE:Gr 1:mild; asymptomatic/mild symptoms; Gr 2:moderate;minimal; Gr 3:severe/medically significant; Gr 4:life-threatening consequences, Gr 5:death related to AE. Abnormal values for Calcium(Hypocalcemia) were based on Gr1: Corrected serum calcium of <LLN-8.0
mg/dL; Gr2: Corrected serum calcium of <8.0-7.0 mg/dL; Gr3: Corrected serum calcium of <7.0-6.0 mg/dL ; Gr4: Corrected serum calcium of <6.0 mg/dL;Gr5:death.
Calcium(Hypercalcemia):Gr 1: Corrected serum calcium of >ULN -11.5 mg/dL; Gr2: Corrected serum calcium of >11.5-12.5 mg/dL; Gr3: Corrected serum calcium of >12.5-13.5 mg/dL; Gr4: Corrected serum calcium of >13.5 mg/dL;Gr5:Death.
Creatinine increased: Gr 1: >1-1.5*baseline;
>ULN-1.5*ULN;
Gr2: >1.5-3.0*baseline;
>1.5-3.0*ULN;
Gr3: >3.0 baseline; >3.0-6.0*ULN;
Gr4: >6.0 x ULN.
Albumin(Hypoalbuminemia): Gr 1: <LLN-3 g/dL; Gr2: <3-2 g/dL; Gr3: <2 g/dL; Gr4:life-threatening consequences;Gr5:Death.
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From Baseline up to 30 days after last dose of study drug (maximum duration: up to 10 years)
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Number of Participants With Shift of Laboratory Parameters (Aspartate Aminotransferase, Alanine Aminotransferase,Blood Bilirubin,Alkaline Phosphatase and Glucose Levels) From Baseline Grade to Worst NCI-CTCAE Grade >=3
Time Frame: From Baseline up to 30 days after last dose of study drug (maximum duration: up to 10 years)
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NCI-CTCAE version 4.03 was used to determine Gr, where Gr refers to severity of AE: Gr 1:mild; asymptomatic/mild symptoms; Gr 2:moderate; minimal; Gr 3:severe/medically significant; Gr 4:life-threatening consequences, Gr 5:death related to AE. Abnormal values for Aspartate and alanine aminotransferase increased were based on Gr1: >ULN-3.0*ULN;
Gr2: >3.0-5.0*ULN;
Gr3: >5.0-20.0*ULN;
Gr4: >20.0*ULN.
Blood bilirubin increased: Gr1: >ULN-1.5*ULN;
Gr2 >1.5-3.0*ULN;
Gr3: >3.0-10.0*ULN;
Gr4: >10.0*ULN.
Alkaline phosphatase increased: Gr1: >ULN-2.5*ULN;
Gr2: >2.5-5.0*ULN;
Gr3: >5.0-20.0*ULN;
Gr4: >20.0*ULN.
Glucose (Hypoglycemia): Gr 1: <LLN-55 mg/dL; Gr2: <55-40 mg/dL;Gr3: <40-30 mg/dL; Gr4: <30 mg/dL; Gr5:Death.
Glucose (Hyperglycemia): Gr 1: Fasting glucose value >ULN-160 mg/dL; Gr2: Fasting glucose value >160-250 mg/dL; Gr3: >250-500 mg/dL; Gr4: >500 mg/dL; Gr5: Death.
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From Baseline up to 30 days after last dose of study drug (maximum duration: up to 10 years)
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Number of Participants With Shift of Laboratory Parameters (Creatinine Clearance [Chronic Kidney Disease]) From Baseline Grade to Worst NCI-CTCAE Grade >=3
Time Frame: From Baseline up to 30 days after last dose of study drug (maximum duration: up to 10 years)
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NCI-CTCAE version 4.03 was used to determine Gr, where Gr refers to severity of AE: Gr 1: mild; asymptomatic/mild symptoms; Gr 2: moderate; minimal; Gr 3: severe/medically significant; Gr 4:life-threatening consequences, Gr 5:death related to AE. Abnormal values for Creatinine Clearance(Chronic kidney disease) were based on: Gr 1: estimated glomerular filtration rate (eGFR) or creatinine clearance (CrCl) <LLN-60ml/min/1.73
m^2; Gr2: eGFR or CrCl 59-30 ml/min/1.73
m^2; Gr3: eGFR or CrCl 29-15 ml/min/1.73
m^2; Gr4: eGFR or CrCl <15 ml/min/1.73
m^2; Gr5: Death.
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From Baseline up to 30 days after last dose of study drug (maximum duration: up to 10 years)
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Collaborators and Investigators
Sponsor
Sponsor
Investigators
Investigators
- Principal Investigator: Yoon-Koo KANG, MD, PhD, Asan Medical Center
Publications and helpful links
Study record dates
Study Major Dates
Study Start (Actual)
Study Start
Primary Completion (Actual)
Primary Completion
Study Completion (Actual)
Study Completion
Study Registration Dates
First Submitted
First Submitted
First Submitted That Met QC Criteria
First Submitted That Met QC Criteria
First Posted (Estimated)
First Posted
Study Record Updates
Last Update Posted (Estimated)
Last Update Posted
Last Update Submitted That Met QC Criteria
Last Update Submitted That Met QC Criteria
Last Verified
Last Verified
More Information
Terms related to this study
Additional Relevant MeSH Terms
- Digestive System Diseases
- Neoplasms
- Neoplasms by Site
- Gastrointestinal Neoplasms
- Digestive System Neoplasms
- Gastrointestinal Diseases
- Stomach Diseases
- Stomach Neoplasms
- Physiological Effects of Drugs
- Molecular Mechanisms of Pharmacological Action
- Antimetabolites, Antineoplastic
- Antimetabolites
- Antineoplastic Agents
- Immunosuppressive Agents
- Immunologic Factors
- Tubulin Modulators
- Antimitotic Agents
- Mitosis Modulators
- Docetaxel
- Fluorouracil
- Oxaliplatin
- Tegafur
Other Study ID Numbers
Other Study ID Numbers
- DOCET_R_05153
- U1111-1127-0246 (Other Identifier: UTN)
- EFC13833 (Other Identifier: Sanofi)
Plan for Individual participant data (IPD)
Plan to Share Individual Participant Data (IPD)?
IPD Plan Description
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