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Breast CancerPhase 1/2NCT00216047

PTK787 + Trastuzumab for HER2 Overexpressing Metastatic Breast Cancer

A Phase 1/2 study testing PTK787 and Trastuzumab in people with Breast Cancer, run by Hoosier Cancer Research Network at 8 sites in United States.

Terminated

Stopped early. The study ended before it was planned to and will not resume.

Official record
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Trial summary

HER2 gene amplification increases VEGF production in breast cancers; combined inhibition of HER2 and VEGF enhances response in xenograft models. The upregulation of VEGF in HER2-overexpressing breast cancers may contribute to the aggressive phenotype observed in HER2-positive breast cancer. Read more about this study

Who is it for?
Ages 18 years and older, women only
Conditions the study is for
Breast Cancer
What is being tested?
PTK787 and Trastuzumab
Type of treatment
Injection or infusion
Could I receive a placebo?
No, everyone receives an active treatment
How many people
7 participants
Where
8 sitesUnited States
Study dates
Jan 2005to Aug 2006
Phase
Phase 1/2
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
  • Women only
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Histologic or cytologic diagnosis of breast cancer with evidence of measurable (1) unresectable, locally recurrent, or (2) metastatic disease. Locally recurrent disease must not be amenable to resection OR radiation with curative intent.
  • Patient's disease may not involve more than 3 metastatic sites. In addition, patient may not be symptomatic from pulmonary metastasis or have liver metastasis involving > 50% of parenchyma.
  • HER2 gene amplification by FISH. HER protein overexpression by immunohistochemistry will not be sufficient for entry.
  • Negative pregnancy test

Who cannot join

  • No prior cytotoxic chemotherapy or trastuzumab for locally recurrent or metastatic disease.
  • No prior treatment with any VEGF inhibiting agents
  • No history or presence of central nervous system (CNS) disease.
  • No other forms of cancer therapy including radiation, chemotherapy and hormonal therapy within 21 days prior to being registered for protocol therapy.
  • No major surgery within 28 days prior to being registered for protocol therapy.
  • No uncontrolled hypertension (SBP > 170, DBP > 90), history of labile hypertension or history of poor compliance with antihypertensive therapy.
Show all 10Show fewer
  • No requirement for therapeutic anticoagulation, regular aspirin (> 325 mg/day) or NSAID use.
  • No current breast feeding.
  • No impairment of gastrointestinal (GI) function that may significantly alter the absorption of PTK787.
  • No evidence of other serious concomitant systemic disorders incompatible with the study (at the discretion of the investigator).

Trial locations and contacts

8 sites in 1 country.

8 sites in 1 country

United States8 sites
  • Elkhart Clinic

    Elkhart, Indiana, 46515

  • Fort Wayne Oncology & Hematology, Inc

    Fort Wayne, Indiana, 46815

  • Center for Cancer Care at Goshen Health System

    Goshen, Indiana, 46527

  • Indiana University Cancer Center

    Indianapolis, Indiana, 46202

  • Arnett Cancer Care

    Lafayette, Indiana, 47904

  • Medical Consultants, P.C.

    Muncie, Indiana, 47303

  • Northern Indiana Cancer Research Consortium

    South Bend, Indiana, 46601

  • AP&S Clinic

    Terre Haute, Indiana, 47804

Other trials in United States

About this study

Official title: A Phase I/II Study of PTK787 in Combination With Trastuzumab in Patients With Newly Diagnosed HER2 Overexpressing Locally Recurrent or Metastatic Breast Cancer: Hoosier Oncology Group Trial BRE04-80

HER2 gene amplification increases VEGF production in breast cancers; combined inhibition of HER2 and VEGF enhances response in xenograft models. The upregulation of VEGF in HER2-overexpressing breast cancers may contribute to the aggressive phenotype observed in HER2-positive breast cancer. New therapeutics targeting VEGF and/or its receptors may enhance the efficacy of trastuzumab monotherapy.

This trial will investigate the safety and efficacy of combined HER2 and VEGF inhibition.

Read the detailed description

OUTLINE: This is a multi-center study.

PTK787 daily plus trastuzumab 4 mg/kg IV week 1, followed by 2 mg/kg weekly with disease evaluation every other cycle.

Patients may continue treatment until disease progression or toxicity intervenes.

Performance Status: ECOG 0 or 1

Life Expectancy: Not specified

Hematopoietic:

  • ANC > 1500 mm3
  • Platelets > 100,000 mm3
  • Hemoglobin > 9 g/dL
  • PTT and INR < 1.5 x ULN

Hepatic:

  • ALT and AST < 3 x ULN (< 5 x ULN in patients with known liver metastases)
  • Alkaline phosphatase < 2.5 x ULN
  • Serum bilirubin < 1.5 x ULN

Renal:

  • Serum creatinine < 1.5 x ULN
  • Proteinuria < 1+ by dipstick OR total urinary protein < 500 mg/24 hours with measured creatinine clearance (CrCl) ≥ 50 mL/min

Cardiovascular:

  • No clinically significant cardiac disease (e.g. congestive heart failure, symptomatic coronary artery disease and cardiac arrhythmias not well controlled with medication) or myocardial infarction within the last 6 months.
  • LVEF > LLN by MUGA or ECHO (obtained within 28 days prior to being registered for protocol therapy)

Pulmonary:

  • Not specified
Conditions
Breast Cancer
Being tested
PTK787, Trastuzumab
Keywords
Breast Cancer
Medical subject headings
Breast Neoplasms

What participants receive

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

  • PTK787Drug

    PTK787 daily

  • TrastuzumabDrug

    Trastuzumab 4 mg/kg IV week 1, followed by 2 mg/kg weekly with disease evaluation every other cycle*

Study groups in NCT00216047
Study groupRoleWhat they receive
Single Group AssignmentExperimentalTrastuzumab + PTK787 for HER2 positive patients
Receives: Drug: PTK787; Drug: Trastuzumab

What is being measured

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

  1. Phase I Cohorts:

    Measured: 18 months

  2. The primary objective is to ensure the safety and tolerability of the combination of Trastuzumab and PTK787,

    Measured: 18 months

  3. Phase II Cohorts:

    Measured: 18 months

  4. To assess response rate of PTK787 combined with trastuzumab in patients with newly diagnosed HER2 overexpressing

    Measured: 18 months

Secondary outcomes (3)
  1. Phase II Cohorts:

    Measured: 12 months

  2. To assess the safety and tolerability of PTK787 combined with trastuzumab

    Measured: 12 months

  3. To assess the time to progression and clinical benefit of PTK787 combined with trastuzumab

    Measured: 12 months

Timeline

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

  1. First posted22 Sep 2005 (estimated)
  2. Study startJan 2005
  3. Primary completionAug 2006
  4. Study completionAug 2006

Why it stopped: Low patient enrollment; toxicities

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 1/2
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
7 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00216047
Sponsor's protocol ID
HOG BRE04-80
Status last verified
Dec 2015
First submitted
12 Sep 2005
Last updated
9 Dec 2015
Results posted
No
Data monitoring committee
Yes

Questions about this trial

What is this clinical trial studying?

A Phase 1/2 study testing PTK787 and Trastuzumab in people with Breast Cancer, run by Hoosier Cancer Research Network at 8 sites in United States.

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 4 inclusion and 10 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: stopped early, as of the sponsor's last update on 9 Dec 2015. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 8 sites in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

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 1 studies test a treatment in a small group of people for the first time or in a new way, mainly to check safety and find the right dose.

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 stopped early (reason given: Low patient enrollment; toxicities). Results are not available in the source record.

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?

Phase I Cohorts: (time frame: 18 months). The study lists 4 primary outcomes in all. 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 9 Dec 2015.

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