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Breast CancerPhase 2NCT00960544

Correlation of Genomic Variation in Enzymes Responsible for Metabolism of Capecitabine With Drug Metabolism

A Phase 2 study testing Capecitabine in people with Breast Cancer, run by M.D. Anderson Cancer Center.

Withdrawn

Withdrawn. The study stopped before anyone enrolled.

Official record
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Trial summary

The goal of this clinical research study is to find out how gene expression (as well as how often this expression occurs) in patients with breast cancer affects how Xeloda® (capecitabine) is cleared (passed through the urine) from the body. The safety of capecitabine will also be studied. Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Breast Cancer
What is being tested?
Capecitabine
Could I receive a placebo?
No, everyone receives an active treatment
How many people
0 participants
Where
No sites listed yet
Study dates
Jan 2019to Jan 2021
Phase
Phase 2
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 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Patients must have a pathologic or cytologic diagnosis of invasive carcinoma of the breast.
  • Patients must give informed consent for protocol participation.
  • Age >/= 18 years
  • Patients must have and ECOG performance status of </=2.
  • Patients must be scheduled to receive capecitabine using a BID dosing strategy administered on days 1-14 of a 21-day cycle.
  • Patients must agree to blood draws for PK/PD sampling.
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  • Patients are allowed to receive cytotoxic therapy in combination with capecitabine.
  • Patients must not require concurrent radiation, or hormonal therapy while receiving protocol therapy
  • Patients must not have an active infection requiring the use of intravenous antibiotics. The use of oral antibiotics as prophylaxis is allowed.
  • Prior to study enrollment, women of childbearing potential (WOCBP) must be advised of the importance of avoiding pregnancy during trial participation and the potential risk factors for an unintentional pregnancy. In addition, men enrolled on this study should understand the risks to any sexual partner of childbearing potential. Both men and women should practice an effective method of birth control while receiving capecitabine.
  • Patients must have recovered to grade <1 from all acute toxicity of previous chemotherapy, radiation or hormonal therapy and have adequate hematologic and hepatic function: Granulocyte count >/= 1,500/mcL; Platelet count >/= 100,000/mcL; Bilirubin </= 1.5 x ULN; AST and/or ALT </= 2 x ULN; Alkaline phosphatase (liver component, if fractionated) </= 2 x ULN; Serum creatinine within normal limits.

Who cannot join

  • Untreated or uncontrolled brain metastasis
  • History of prior therapy with capecitabine
  • Patient inability to take or absorb oral medications

About this study

Official title: Correlation of Genomic Variation in Enzymes Responsible for Metabolism of Capecitabine With Drug Metabolism Using a Limited Pharmacokinetic Sampling Plan

The goal of this clinical research study is to find out how gene expression (as well as how often this expression occurs) in patients with breast cancer affects how Xeloda® (capecitabine) is cleared (passed through the urine) from the body. The safety of capecitabine will also be studied.

Read the detailed description

Capecitabine, PK Testing, and DNA Analysis:

Capecitabine is designed to interfere with the growth of cancer cells, which may cause the cells to die. It is cleared from the body by certain proteins (which are made from DNA--the gene material of cells). Some patients have changes in these proteins that increase or decrease the rate that capecitabine is cleared from the body.

Researchers will use pharmacokinetic (PK) testing and DNA analysis to learn how capecitabine is cleared from your body. PK testing measures the amount of drug in the body at different time points. Information learned in this study may help researchers decide the best doses of capecitabine for future patients with breast cancer.

Screening Visit:

Before you can start treatment on this study, you will have about 2 teaspoons of blood drawn for routine tests and to make sure that you are able to receive chemotherapy. This screening blood test will help the study doctor decide if you are eligible to take part in this study.

Capecitabine Treatment:

If you are found to be eligible to take part in this study, you will be given capecitabine by mouth on the day you choose to start this therapy. Your treating doctor will prescribe capecitabine at a dose that is appropriate to treat the cancer. You can choose the start date, excluding weekends, but will need to begin therapy in the morning of the day you choose. You will have treatment with capecitabine even if you do not participate on this study.

PK Testing and DNA Analysis:

You will have blood drawn (about 2 teaspoons each time) for PK testing and DNA analysis of capecitabine at certain times throughout this study.

  • For PK testing, blood will be drawn before your first dose of capecitabine, at 30, 60, and 90 minutes after the first dose, and then at 2, 6, 8, and 10 hours after the first dose.
  • For DNA analysis, blood will only be drawn before you receive the first dose of capecitabine.

If your dose changes, these PK blood tests may need to be repeated.

Length of Study:

You will remain on this study for up to 6 months, unless the disease gets worse, you experience any intolerable side effects, or you decide to stop treatment with capecitabine.

This is an investigational study. Up to 100 patients will take part in this study. All will be enrolled at M. D. Anderson.

Conditions
Breast Cancer
Being tested
Capecitabine
Keywords
Capecitabine, Xeloda, Gene expression, Pharmacokinetic testing, PK sampling, DNA analysis
Medical subject headings
Breast Neoplasms

What participants receive

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

  • CapecitabineDrug

    Also called Xeloda

    Routine administration of twice daily dosing for days 1-14 of a 21-day cycle.

Study groups in NCT00960544
Study groupRoleWhat they receive
CapecitabineExperimentalCapecitabine - Routine administration of twice daily dosing for days 1-14 of a 21-day cycle.
Receives: Drug: Capecitabine

What is being measured

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

  1. Relationship between genomic variation and capecitabine metabolism (measured by limited PK sampling)

    Relationship between genomic variation and capecitabine metabolism (measured by limited PK sampling)

    Measured: PK testing blood draw before first dose of capecitabine, and at 30, 60, and 90 minutes, then 2, 6, 8, and 10 hours after first dose.

Timeline

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

  1. First posted18 Aug 2009 (estimated)
  2. Study startJan 2019 (estimated)
  3. Primary completionJan 2021 (estimated)
  4. Study completionJan 2021 (estimated)

Why it stopped: Principal Investigator departed from institution

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
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
0 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00960544
Sponsor's protocol ID
2007-0003
Status last verified
Jun 2019
First submitted
17 Aug 2009
Last updated
14 Jun 2019
Results posted
No
Data monitoring committee
Yes
FDA-regulated drug
Yes
FDA-regulated device
No

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing Capecitabine in people with Breast Cancer, run by M.D. Anderson Cancer Center.

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 3 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: withdrawn, as of the sponsor's last update on 14 Jun 2019. 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 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.

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 was withdrawn before enrolling participants, so there are no results.

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?

Relationship between genomic variation and capecitabine metabolism (measured by limited PK sampling) (time frame: PK testing blood draw before first dose of capecitabine, and at 30, 60, and 90 minutes, then 2, 6, 8, and 10 hours after first dose.). 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 14 Jun 2019.

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