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Gastric CancerPhase 2/3NCT02442362

TOF Versus SOX in Metastatic Gastric Cancer

A Phase 2/3 study testing paclitaxel+oxaliplatin+fluorouracil and oxaliplatin+S1 in people with Gastric Cancer, run by The First People's Hospital of Changzhou.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

This study was designed to compare the efficacy and safety of aclitaxel/oxaliplatin/fluorouracil (TOF) regimen and S-1/oxaliplatin (SOX) regimen for metastatic gastric cancer (GC) patients. Read more about this study

Who is it for?
Ages 18 to 75 years
Conditions the study is for
Gastric Cancer
What is being tested?
paclitaxel+oxaliplatin+fluorouracil and oxaliplatin+S1
Could I receive a placebo?
No, everyone receives an active treatment
How many people
60 participants
Where
No sites listed yet
Study dates
Jan 2012to Jun 2014
Phase
Phase 2/3
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 to 75 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • pathologically confirmed mGC (stage IV)
  • ages between 20 and 80 years
  • measurable or assessable lesions by imaging studies according to the RECIST guideline 21
  • no prior chemotherapy except for postoperative adjuvant chemotherapy for more than 12 months before entry into the study
  • Eastern Cooperative Oncology Group (ECOG) performance status score less than 3
  • hepatic function
Show all 11Show fewer
  • total bilirubin ≤ 1.5 × the institutional upper limit of normal value, aspartate aminotransferase/alanine aminotransferase ≤ 2.5 × the institutional upper limit of normal value, and alkaline phosphatase ≤ 2.5 × the institutional upper limit of normal value
  • renal function (serum creatinine level ≤ 1.5 mg/dL and creatinine clearance ≥ 50 ml/min)
  • adequate bone marrow function (hemoglobin level ≥ 90 g/L, white blood cell count of 4-10×109/L, neutrophil count ≥ 2×109/L, and platelet count ≥ 100×109/L)
  • estimated life expectancy more than 3 months
  • no other secondary malignant tumors.

Who cannot join

  • preexisted peripheral toxicity ≥ grade 2 of the National Cancer Institute Common Toxicity Criteria
  • concurrent or prior malignancy
  • central nervous system metastases
  • concurrent treatment that interfered with the study evaluation
  • active infection
  • other uncontrolled underlying medical conditions that would impair the ability of the patients to receive the planned treatment
  • having inadequate calorie and fluid intake
  • pregnant, and breastfeeding women or women of child-bearing potential without adequate contraception.

About this study

Official title: Paclitaxel/Oxaliplatin/Fluorouracil (TOF) Regimen Versus S-1/Oxaliplatin (SOX) Regimen Metastatic Gastric Cancer Patients

This study was designed to compare the efficacy and safety of aclitaxel/oxaliplatin/fluorouracil (TOF) regimen and S-1/oxaliplatin (SOX) regimen for metastatic gastric cancer (GC) patients.

Read the detailed description

Gastric carcinoma ranks second among the most common causes of cancer deaths worldwide, with especial high prevalence in Asia . Gastric cancer is the third most common cancer in China and the incidence rate and death rate of gastric cancer in Jiangsu Province are especially higher than the national average. Surgical resection is the preferred treatment for gastric cancer, but approximately two-thirds of patients have metastatic disease at the time of diagnosis. Prognosis in these patients is poor, with a median survival time of 3 to 5 months without treatment and a reported 5-year survival rate of 9.4%. Even receiving curative gastrectomy, 60% of mGC patients develop local recurrences or distant metastasis.

For advanced-stage patients with inoperable gastric tumors, chemotherapy is considered the most effective treatment option and the efficacy of postoperative chemotherapy has been acknowledged. However, a worldwide consensus on standard chemotherapy regimens has yet to be established. The prognosis has gradually improved because of advances in chemotherapy regimens, but is not yet satisfactory.Among various regimens, the combinations of paclitaxel/oxaliplatin/fluorouracil (TOF) regimen and S-1/oxaliplatin (SOX) regimen have become two important ones.

Paclitaxel can bind to microtubules and induces hyperstabilization leading to cell cycle arrest and apoptosis. The response rate of GC patients to paclitaxel is 20%-25%. Oxaliplatin is a third-generation diaminocyclohexane platinum compound which has a wide range of antitumor activities, appearing to have a better safety profile than cisplatin. The response rate of mGC patients to FOLFOX-4 regimen is 38%-43%. S-1 is an oral anti-cancer agent composed of tegafur, 5-chloro-2,4-dihydroxypyridine, and oteracil potassium. The applying of S-1 as adjuvant chemotherapy for mGC can improve the overall survival (OS) and relapse-free survival. A meta-analysis showed OS favored S-1-based chemotherapy over 5-FU-based chemotherapy in mGC. S-1 plus oxaliplatin (SOX) have showed non-inferiority to S-1 plus cisplatin in PFS and that the treatment was well tolerated in patients with mGC.

No study is available comparing the efficacy and safety of TOF and SOX regimens. So the investigators performed the present randomized, controlled study to compare the efficacy and safety of the two regimens in mGC patients.

Conditions
Gastric Cancer
Being tested
paclitaxel+oxaliplatin+fluorouracil, oxaliplatin+S1
Medical subject headings
Stomach Neoplasms

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • paclitaxel+oxaliplatin+fluorouracilDrug

    Also called TOF regimen

    Patients treated with "paclitaxel+oxaliplatin+fluorouracil": paclitaxel (135 mg/m2 iv) on day 1, oxaliplatin (100 mg/m2 iv) on day 1, fluorouracil (500 mg/m2 continuous iv) on day 1-5twice/day for body surface area between 1.25 and 1.50 m2 orally) on days 1-14.

  • oxaliplatin+S1Drug

    Also called SOX regimen

    Patients treated with "oxaliplatin+S1": oxaliplatin (130 mg/m2 iv) on day 1 and S-1 (40 mg twice/day for body surface area < 1.25 m2 and 60 mg twice/day for body surface area between 1.25 and 1.50 m2 orally) on days 1-14

Study groups in NCT02442362
Study groupRoleWhat they receive
TOF GroupActive comparatorPatients in the TOF group received chemotherapy with "paclitaxel+oxaliplatin+fluorouracil"
Receives: Drug: paclitaxel+oxaliplatin+fluorouracil
SOX GroupExperimentalThe patients in the SOX group received chemotherapy with 'oxaliplatin+S1'
Receives: Drug: oxaliplatin+S1

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Tumor respone

    According to the RECIST guideline

    Measured: 8 weeks

Secondary outcomes (1)
  1. Side-effect

    Safety was evaluated according to the NCI-CTC

    Measured: 8 weeks

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted13 May 2015 (estimated)
  2. Study startJan 2012
  3. Primary completionJan 2014
  4. Study completionJun 2014

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 2/3
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
60 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02442362
Sponsor's protocol ID
CZ-GA-001
Status last verified
May 2015
First submitted
10 May 2015
Last updated
13 May 2015
Results posted
No
Data monitoring committee
Yes

Questions about this trial

What is this clinical trial studying?

A Phase 2/3 study testing paclitaxel+oxaliplatin+fluorouracil and oxaliplatin+S1 in people with Gastric Cancer, run by The First People's Hospital of Changzhou.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 11 inclusion and 8 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 13 May 2015. Status can change between updates, so confirm with the study contact before making plans.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this combined phase mean?

Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

Phase 3 studies compare the treatment with the current standard treatment or a placebo in a large group, to confirm how well it works and watch for side effects.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Tumor respone (time frame: 8 weeks). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 13 May 2015.

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