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Breast CancerPhase 1/2NCT00033514

Trastuzumab and Erlotinib as First-Line Therapy in Treating Women With Metastatic Breast Cancer Associated With HER2/Neu Overexpression

A Phase 1/2 study testing trastuzumab and erlotinib hydrochloride in people with Breast Cancer, run by Jonsson Comprehensive Cancer Center at 1 site in United States.

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

RATIONALE: Monoclonal antibodies such as trastuzumab can locate tumor cells and either kill them or deliver tumor-killing substances to them without harming normal cells. Biological therapies such as erlotinib may interfere with the growth of tumor cells and slow the growth of the tumor. 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?
trastuzumab and erlotinib hydrochloride
Type of treatment
Injection or infusion
Could I receive a placebo?
No, everyone receives an active treatment
How many people
27 participants
Where
1 siteUnited States
Study dates
Aug 2001to Dec 2011
Phase
Phase 1/2
Are there results?
Yes, posted in the registrySummary in the doctors' view

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

  • Women aged > 18 years
  • Histologically documents metastatic breast cancer
  • HER2 positive using Fluorescence In Situ Hybridization (FISH)
  • For phase I, patients who have previously received treatment for their metastatic disease are allowed to participate.
  • For the phase II portion of the study, patients must have measureable disease (> 2 cm; > 1 cm on spiral CT scan)
  • Eastern Cooperative Oncology Group (ECOG) performance status of 0 to 2
  • A life expectancy of > 3 months
  • Use of effective means of contraception

Who cannot join

  • For Phase II, prior cytotoxic chemotherapy and/or prior Herceptin for their metastatic disease. Prior treatment in the adjuvant setting is allowed.

Trial locations and contacts

1 site in 1 country.

United States1 site
  • Jonsson Comprehensive Cancer Center at UCLA

    Los Angeles, California, 90095-1781

Other trials in United States

About this study

Official title: Phase I/II Study Of Herceptin Combined With OSI-774 In The First-Line Treatment Of Metastatic Breast Cancer Associated With HER2/Neu Overexpression

RATIONALE: Monoclonal antibodies such as trastuzumab can locate tumor cells and either kill them or deliver tumor-killing substances to them without harming normal cells. Biological therapies such as erlotinib may interfere with the growth of tumor cells and slow the growth of the tumor. Combining trastuzumab with erlotinib may kill more tumor cells.

PURPOSE: Phase II trial to study the effectiveness of combining trastuzumab with erlotinib as first-line therapy in treating women who have metastatic breast cancer associated with HER2/neu overexpression.

Read the detailed description

OBJECTIVES:

  • Determine the maximum tolerated dose and recommended phase II dose of erlotinib when combined with trastuzumab (Herceptin) as first-line therapy in women with metastatic breast cancer associated with HER2/neu overexpression. (Phase I closed to accrual as of 01/2004)
  • Determine the safety profile of this regimen in these patients.
  • Determine the rate and duration of objective response in patients treated with this regimen.
  • Determine the pharmacologic behavior of this regimen in these patients.
  • Determine time to disease progression and duration of survival in patients treated with this regimen.
  • Correlate the antitumor activity of this regimen with epidermal growth factor receptor expression in these patients.

OUTLINE: This is a dose-escalation study of erlotinib. (Phase I closed to accrual as of 01/2004).

Patients receive oral erlotinib once daily beginning on day 2 and trastuzumab (Herceptin) IV over 30-90 minutes (1-4 hours after erlotinib) once weekly beginning on day 1. Courses repeat every 28 days in the absence of disease progression or unacceptable toxicity.

Cohorts of 3-6 patients receive escalating doses of erlotinib until the maximum tolerated dose (MTD) is determined. The MTD is defined as the dose preceding that at which 2 of 3 or 2 of 6 patients experience dose-limiting toxicity. Once the MTD is determined, additional patients are treated at the recommended phase II dose.

Patients are followed every 2 months.

PROJECTED ACCRUAL: A total of 3-18 patients will be accrued for the phase I portion (closed to accrual as of 01/2004) and 27-81 patients will be accrued for the phase II portion of this study.

Conditions
Breast Cancer
Being tested
trastuzumab, erlotinib hydrochloride
Keywords
stage IV breast cancer, recurrent 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.

  • trastuzumabBiological

    Also called Herceptin

    Day 1 4mg/kg IV 2 mg/kg IV weekly.

  • erlotinib hydrochlorideDrug

    Also called OSI-774

    100 mg daily on Course 1 Day 2. After three weeks patients who have not experienced specific adverse events, dose will be escalated to 150 mg daily. Patients who have experienced specific adverse events dose will remain 100 mg daily or dose reduced as necessary per protocol.

Study groups in NCT00033514
Study groupRoleWhat they receive
treatmentExperimentalplease see intervention description
Receives: Biological: trastuzumab; Drug: erlotinib hydrochloride

What is being measured

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

  1. The Objective Response Rate as Defined as Stable Disease or the Rate of Complete and Partial Responses Determined on Two Consecutive Occasions Greater Than or Equal to 4 Weeks Apart.

    Complete Response:

    The disappearance of all signs of cancer in response to treatment. This does not always mean the cancer has been cured. Also called complete remission.

    Partial Response:

    A decrease in the size of a tumor, or in the extent of cancer in the body, in response to treatment. Also called partial remission.

    Measured: 5 years

  2. Recommended Dose for Phase II

    Measured: treatment period

Secondary outcomes (3)
  1. Duration of Objective Response

    Measured: 5 years

  2. Incidence of Adverse Events

    Measured: 5 years

  3. Serum Concentration of Herceptin at Specified Time-points.

    Measured: 4 months

Timeline

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

  1. First posted27 Jan 2003 (estimated)
  2. Study startAug 2001
  3. Primary completionDec 2011
  4. Study completionDec 2011

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
27 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00033514
Sponsor's protocol ID
01-06-020
Other IDs
CDR0000069295, GENENTECH-OSI2365s, NCI-G02-2057
Status last verified
Feb 2016
First submitted
9 Apr 2002
Last updated
8 Oct 2020
Data monitoring committee
Yes

Publications

  • Britten CD, Finn RS, Bosserman LD, Wong SG, Press MF, Malik M, Lum BL, Slamon DJ. A phase I/II trial of trastuzumab plus erlotinib in metastatic HER2-positive breast cancer: a dual ErbB targeted approach. Clin Breast Cancer. 2009 Feb;9(1):16-22. doi: 10.3816/CBC.2009.n.003.

    PubMed 19299235

Questions about this trial

What is this clinical trial studying?

A Phase 1/2 study testing trastuzumab and erlotinib hydrochloride in people with Breast Cancer, run by Jonsson Comprehensive Cancer Center at 1 site 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 8 inclusion and 1 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 8 Oct 2020. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site 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?

Yes. Results are posted in the registry (first posted 11 Apr 2016). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

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?

The Objective Response Rate as Defined as Stable Disease or the Rate of Complete and Partial Responses Determined on Two Consecutive Occasions Greater Than or Equal to 4 Weeks Apart. (time frame: 5 years). The study lists 2 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT00033514, which also lists 1 linked publication.

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 8 Oct 2020.

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