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Breast CancerPhase 1/2NCT00458237

Dose Escalation Followed by Study of RAD001 in Combination With Trastuzumab in HER2-Positive Metastatic Breast Cancer

A Phase 1/2 study testing Everolimus and Trastuzumab in people with Breast Cancer, run by Beth Israel Deaconess Medical Center at 2 sites 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

The purpose of this research study is to determine the safety of RAD001 and the highest dose of this drug that can be given to people with HER2-positive metastatic breast cancer safely in combination with trastuzumab. 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?
Everolimus and Trastuzumab
Could I receive a placebo?
No, everyone receives an active treatment
How many people
11 participants
Where
2 sitesUnited States
Study dates
Apr 2007to Apr 2010
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
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Histologically or cytologically confirmed invasive breast cancer, with stage IV disease
  • Measurable disease, defined as at least one lesion that can be accurately measured in at least one dimension as greater than or equal to 20mm with conventional techniques or as greater than or equal to 10mm with spiral CT scan.
  • Primary tumor or metastasis must overexpress HER2
  • Patient must have received 1-2 prior chemotherapeutic regiments for metastatic breast cancer and must have been off treatment for at least three weeks.
  • Patient must have received and progressed on at least 1 prior trastuzumab-containing regimen, but not more than 2, in the metastatic setting.
  • Patients may have received prior radiation therapy
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  • Patients may have received hormonal therapy in the adjuvant or metastatic setting
  • 18 years of age or older
  • Life expectancy of greater than 6 months
  • Normal organ and marrow function as defined in the protocol
  • Left ventricular ejection fraction (LVEF) greater than or equal to the institutional lower limit of normal

Who cannot join

  • Treatment with any investigational drug within 4 weeks
  • Long-term treatment, over 3 months, with a systemic steroid or another immunosuppressive agent
  • Other malignancies within the past 3 years, except for adequately treated carcinoma of teh cervix or basal-or squamous-cell carcinoma of the skin
  • Impairment of gastrointestinal function or gastrointestinal disease that may significantly alter the absorption of RAD001
  • An active, bleeding diathesis or an oral anti-vitamin K medication
  • Prior treatment with an mTOR inhibitor
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  • History of non-compliance with medical regimens
  • Unwillingness or inability to comply with the protocol
  • Major surgery within 2 weeks before study entry
  • Patients with active brain metastases or leptomeningeal carcinomatosis
  • Patients who have experienced grade 1 or grade 2 hypersensitivity reactions to prior trastuzumab therapy are eligible ONLY IF these reactions did not prevent further administration
  • Severe and/or uncontrolled intercurrent medical condition, psychiatric illness or a social situation that could limit their ability to comply with the study requirements.
  • Pregnant or breast-feeding women
  • HIV positive patients
  • Known hypersensitivity to RAD001 (everolimus) or other rapamycins

Trial locations and contacts

2 sites in 1 country.

United States2 sites
  • Dana-Farber Cancer Institute

    Boston, Massachusetts, 02115

  • Beth Israel Deaconess Medical Center

    Boston, Massachusetts, 02215

Other trials in United States

About this study

Official title: A Brief Dose Escalation Followed by a Phase 2 Study of RAD001 in Combination With Trastuzumab in HER2-Positive Metastatic Breast Cancer

The purpose of this research study is to determine the safety of RAD001 and the highest dose of this drug that can be given to people with HER2-positive metastatic breast cancer safely in combination with trastuzumab. RAD001 has been used in patients with severe rheumatoid arthritis, in recipients of solid-organ transplants, healthy volunteers and experiments with animals, and information from those other research studies suggest that this RAD001 may help to stop cancer cells from growing abnormally.

Read the detailed description
  • Since we are looking for the dose of RAD001 that can be given safely in combination with trastuzumab, not everyone will receive the same amount of RAD001. Small groups of participants will be enrolled at a certain dose of RAD001 and if they tolerate the medications well, the next small group will receive a higher dose. This will continue until the optimal dose of RAD001 that can be given in combination with trastuzumab is found.
  • Blood will be drawn on days 1, 2, 8, and 15 of the first cycle of treatment and then once at every 4 cycles for everolimus pharmacokinetics analysis.
  • There is an optional tissue biopsy component to this study asking for 2 biopsies performed pre-treatment and after the cycle one.
  • We will keep track of the participants medical condition for the next three years by calling them on the telephone twice a year to see how they are doing.

OBJECTIVES:

Primary

  • To assess the safety and tolerability of RAD001 in combination with trastuzumab in HER2-positive metastatic breast cancer

Secondary

  • To evaluate the activity of RAD001 plus trastuzumab, as defined by objective response rate, in patients with progression on a trastuzumab-containing regimen
  • To evaluate changes in signaling molecules in response to trastuzumab and RAD001 in circulating tumor cells and tumor tissue
  • To evaluate the pharmacokinetics of RAD001 in combination with trastuzumab.

STATISTICAL DESIGN:

This Phase I study followed a standard 3+3 dose escalation design with two dose levels of everolimus in combination with trastuzumab to be evaluated. The DLT observation period was cycle one (first 21 days of treatment). There is a 20 patient expansion cohort treated at the MTD. The regimen would be considered promising if at least 2 objective responses are observed out of 20 treated patients. If the true but unknown response rate is 15% then the probability of observing at least 2 responses is 82% but if the true rate is 5% this probability reduces to 26%.

Conditions
Breast Cancer
Being tested
Everolimus, Trastuzumab
Keywords
HER2 positive, metastatic breast cancer, RAD001, Herceptin
Medical subject headings
Breast Neoplasms

What participants receive

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

  • EverolimusDrug

    Also called RAD001

    Everolimus is being administered orally 7 days per week.

  • TrastuzumabDrug

    Also called Herceptin

    Trastuzumab is being administered at a dose of 6 mg/kg intravenously once every 21 days.

Study groups in NCT00458237
Study groupRoleWhat they receive
Ph I: Everolimus L1 + TrastuzumabExperimentalCycle duration is 21 days. Participants receive trastuzumab 6 mg/kg [8 mg/kg loading dose] IV once every three weeks and take everolimus 5 mg by mouth daily on days 1-21. Participants are treated until disease progression or unacceptable toxicity.
Receives: Drug: Everolimus; Drug: Trastuzumab
Ph I: Everolimus L2 + TrastuzumabExperimentalCycle duration is 21 days. Participants receive trastuzumab 6 mg/kg [8 mg/kg loading dose] IV once every three weeks and take everolimus 10 mg by mouth daily on days 1-21. Participants are treated until disease progression or unacceptable toxicity.
Receives: Drug: Everolimus; Drug: Trastuzumab
PhII: Everolimus MTD + TrastuzumabExperimentalCycle duration is 21 days. Participants receive trastuzumab 6 mg/kg [8 mg/kg loading dose] IV once every three weeks and take everolimus at the MTD by mouth daily on days 1-21. Participants are treated until disease progression or unacceptable toxicity.
Receives: Drug: Everolimus; Drug: Trastuzumab

What is being measured

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

  1. Maximum Tolerated Dose (MTD)

    The MTD is determined by the number of patients who experience a dose limiting toxicity (DLT). The MTD is defined as the highest dose at which fewer than one-third of patients experience a DLT. If no DLTs are observed, the MTD is not reached. Dose Limiting Toxicities (DLTs) were defined as follows (CTCAE v4.0):

    • Any grade 4 hematologic toxicity, excluding anemia.
    • Any grade 3 or 4 nonhematologic toxicity, except for nausea, vomiting, diarrhea, or hyperlipidemia that responds promptly (within 24 hours for nausea, vomiting, and diarrhea and within 1 week for hyperlipidemia) to appropriate treatment, and except for cardiac toxicity which will be assessed after 12 weeks of treatment.
    • Need to hold >1 dose of trastuzumab or > 7 doses of RAD001 within the first 3 weeks because of the presence of toxicity.

    Measured: Cycle One (first 21 days of treatment)

Secondary outcomes (1)
  1. Clinical Response Rate

    Best response on treatment was based on RECIST 1.0 criteria with overall clinical response defined as achieving stable disease (SD), partial response (PR) or complete response (CR). Per RECIST 1.0 for target lesions, CR is complete disappearance of all target lesions and PR is at least a 30% decrease in the sum of longest diameter (LD) of target lesions, taking as reference baseline sum LD. To be assigned a status of CR or PR, changes in tumor measurements must be confirmed by repeat assessments performed no fewer than 4 weeks after the response. SD is neither CR/PR or progressive disease (PD). PD is at least a 20% increase in sum LD, takings as reference smallest sum LD since treatment started.

    Measured: Disease assessments occurred every 9 weeks (3 cycles) on treatment. Treatment continued until disease progression or unacceptable toxicity. Median duration of treatment was 2.4 months.

Timeline

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

  1. First posted10 Apr 2007 (estimated)
  2. Study startApr 2007
  3. Primary completionApr 2010
  4. Study completionApr 2010

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
Non-randomised
Intervention model
Single group
Masking
None (open label)
Enrolment
11 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00458237
Sponsor's protocol ID
06-124
Status last verified
Oct 2016
First submitted
9 Apr 2007
Last updated
20 Oct 2016
Data monitoring committee
Yes
Individual data sharing
No

Publications

  • Morrow PK, Wulf GM, Ensor J, Booser DJ, Moore JA, Flores PR, Xiong Y, Zhang S, Krop IE, Winer EP, Kindelberger DW, Coviello J, Sahin AA, Nunez R, Hortobagyi GN, Yu D, Esteva FJ. Phase I/II study of trastuzumab in combination with everolimus (RAD001) in patients with HER2-overexpressing metastatic breast cancer who progressed on trastuzumab-based therapy. J Clin Oncol. 2011 Aug 10;29(23):3126-32. doi: 10.1200/JCO.2010.32.2321. Epub 2011 Jul 5.

    PubMed 21730275

Questions about this trial

What is this clinical trial studying?

A Phase 1/2 study testing Everolimus and Trastuzumab in people with Breast Cancer, run by Beth Israel Deaconess Medical Center at 2 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 11 inclusion and 15 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 20 Oct 2016. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 2 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?

Yes. Results are posted in the registry (first posted 10 Mar 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?

Maximum Tolerated Dose (MTD) (time frame: Cycle One (first 21 days of treatment)). 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 NCT00458237, 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 20 Oct 2016.

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