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Metastatic Breast CancerPhase 1/2NCT02066532

Ruxolitinib in Combination With Trastuzumab in Metastatic HER2 Positive Breast Cancer

A Phase 1/2 study testing Ruxolitinib and Trastuzumab in people with Metastatic Breast Cancer and Breast Carcinoma, run by Dawn L. Hershman at 4 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 study is to examine the safety and efficacy of Ruxolitinib in combination with Trastuzumab in treatment of HER2 positive metastatic breast cancer. Ruxolitinib (Jakafi) is an Food and Drug Administration (FDA) approved treatment for myelofibrosis (a disease of the bone marrow), but its safety and… Read more about this study

Who is it for?
Ages 18 years and older
What is being tested?
Ruxolitinib and Trastuzumab
Type of treatment
Pill or oral medicine
Could I receive a placebo?
No, everyone receives an active treatment
How many people
32 participants
Where
4 sitesUnited States
Study dates
Jun 2014to 14 Oct 2020
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

  • Subjects must have histologically or cytologically confirmed adenocarcinoma of the breast with locally recurrent or metastatic disease. Locally recurrent disease must not be amenable to any local treatment with curative intent. Metastatic disease must be demonstrated either radiographically or histologically.
  • Primary tumors and/or metastatic lesions must demonstrate HER2-neu overexpression, per the 2013 recommendations, i.e. immunohistochemistry (IHC 3+) or amplification by in situ hybridization based on the following:
  • Single-probe average HER2 copy number ≥6.0 signals/cell
  • Dual-probe HER2/Chromosome 17 centromere (CEP17) ratio ≥2.0 with an average HER2 copy number ≥4.0 signals/cell
  • Dual-probe HER2/CEP17 ratio ≥2.0 with an average HER2 copy number <4.0 signals/cell
  • Dual-probe HER2/CEP17 ratio < 2.0 with an average HER2 copy number > 6.0 signals/cell
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  • Patients should have progressed on at least two lines of HER2-directed therapy in the metastatic setting, and prior therapy for metastatic disease should include both pertuzumab and ado-trastuzumab unless contraindicated or declined by the patient.
  • There is no upper limit on the number prior therapies
  • Patients may have measurable disease only, non-measurable disease only, or both (RECIST 1.1). Concomitant treatment with bone-targeted therapies such as Receptor activator of nuclear factor kappa-B ligand (RANKL) inhibitors or bisphosphonates is allowed. It is anticipated that most patients will have measurable disease, given the behavior of HER2+ metastatic breast cancer.
  • Because no dosing or adverse event data are currently available on the use of ruxolitinib in combination with trastuzumab in patients <18 years of age, children are excluded from this study.
  • Women and men of all races and ethnic groups are eligible for this trial.
  • Eastern Cooperative Oncology Group (ECOG) performance status 0-2 (Karnofsky equal to or greater than 60)
  • Left ventricular ejection fraction greater than or equal to 50 percent by transthoracic echocardiography or multi-gated acquisition scan (MUGA) within 28 days prior to the first dose of the study drug.
  • The subject has a baseline corrected QT interval less than or equal to 480ms.
  • Patients must have normal organ and marrow function as defined below:
  • leukocytes greater than or equal to 3,000/microliter (mcL).
  • absolute neutrophil count greater than or equal to 1,500/mcL.
  • platelets greater than or equal to 100,000/mcL.
  • hemoglobin greater than or equal to 9 g/dL.
  • total bilirubin less than or equal to 1.5 times the upper limit of normal.
  • Aspartate Aminotransferase (AST/SGOT)/ Alanine Aminotransferase (ALT/SGPT) less than or equal to 2.5 time institutional upper limit of normal.
  • Serum creatinine less than or equal to 1.5 times the upper limit of normal or calculated creatinine clearance greater than or equal to 60 mL/min.
  • Women of childbearing potential and men must use adequate contraception prior to study entry and for the duration of study participation. Contraception should continue to be used for a minimum of 5 mean half-lives after the last dose of study drugs (mean Trastuzumab half-life at 6 mg/kg 16 days; mean half-life Ruxolitinib: 3 hours)
  • Patient is able to swallow, retain, and absorb oral medication.
  • Informed Consent. Ability to understand and the willingness to sign a written informed consent document.

Who cannot join

  • Patients who have had chemotherapy, hormonal therapy, or radiotherapy within 2 weeks prior to entering the study or those who have not recovered from adverse events due to agents administered more than 2 weeks earlier.
  • Patients who are receiving any other investigational agents or have received other investigational agents within 2 weeks or 5 half-lives of the compound or active metabolites, whichever is longer before the first dose of the study treatment.
  • Patients who have previously been treated with an interleukin-6 (IL-6), Janus kinase (JAK) or Signal Transducers and Activators of Transcription (STAT) inhibitor for any indication, such as ruxolitinib or tocilizumab.
  • The subject has untreated, symptomatic, or progressive brain metastases. History of Central Nervous System (CNS) metastases or cord compression is allowable if patient has been clinically stable for at least 6 weeks since completion of definitive treatment and is off steroids without symptoms for at least 28 days.
  • History of allergic reactions attributed to compounds of similar chemical or biologic composition to ruxolitinib or trastuzumab.
  • The effects of ruxolitinib on the developing human fetus are unknown. For this reason and because Janus kinase 2 (JAK2) inhibitor agents as well as other therapeutic agents used in this trial are known to be teratogenic, women of child-bearing potential and men must agree to use adequate contraception (hormonal or barrier method of birth control; abstinence) prior to study entry and for the duration of study participation. Should a woman become pregnant or suspect she is pregnant while she or her partner is participating in this study, she should inform the principal investigator immediately.
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  • Patients receiving any medications or substances that are strong inhibitors of cytochrome P450 (CYP450) 3A4 isoenzyme are ineligible. Patients must be off the strong inhibitor for at least 1 week prior to being deemed eligible.
  • Patients may not have an uncontrolled intercurrent illness including, but not limited to, ongoing or active infection, symptomatic congestive heart failure, unstable angina pectoris, cardiac arrhythmia, or psychiatric illness that would limit compliance with study requirements.
  • Patients must not have clinically significant cardiovascular disease (New York Heart Association Class III or IV heart failure), uncontrolled clinically significant atrial or ventricular cardiac arrhythmias, or any of the following within the past 6 months: myocardial infarction, new evidence of transmural infarction on electrocardiogram (ECG), unstable angina, coronary angioplasty.
  • Pregnant women are excluded from this study because ruxolitinib is a Class C agent with the potential for teratogenic or abortifacient effects. Because there is an unknown but potential risk for adverse events in nursing infants secondary to treatment of the mother with ruxolitinib, breastfeeding must be discontinued if the mother is treated with ruxolitinib. These potential risks also apply to trastuzumab, which can cause fetal harm when administered to a pregnant woman.
  • Active Infections. Patients with known active infections with human immunodeficiency virus (HIV), hepatitis A virus (HAV), hepatitis B (HBV), and hepatitis C virus (HCV) infections will not be considered for this trial. HIV+ patients on combination antiretroviral therapy are ineligible because of the potential for pharmacokinetic interactions with ruxolitinib. In addition, these patients are at increased risk of lethal infections when treated with marrow-suppressive therapy. Testing for HIV or hepatitis is not required.

Trial locations and contacts

4 sites in 1 country.

United States4 sites
  • Mount Sinai Medical Center

    New York, New York, 10029

  • Columbia University Medical Center

    New York, New York, 10032

  • New York Hospital-Weill Cornell Medical Center

    New York, New York, 10065

  • Montefiore Medical Center

    New York, New York, 10461

Other trials in United States

About this study

Official title: Phase I/II Trial of Ruxolitinib in Combination With Trastuzumab in Metastatic HER2 Positive Breast Cancer

The purpose of this study is to examine the safety and efficacy of Ruxolitinib in combination with Trastuzumab in treatment of HER2 positive metastatic breast cancer. Ruxolitinib (Jakafi) is an Food and Drug Administration (FDA) approved treatment for myelofibrosis (a disease of the bone marrow), but its safety and efficacy in breast cancer patients is not known. Trastuzumab (Herceptin) is an FDA-approved treatment for HER2 positive breast cancer. The safety and efficacy of both treatments given in combination is not known. It is hypothesized that Ruxolitinib in combination with Trastuzumab will demonstrate efficacy in treating Metastatic HER2 Positive Breast Cancer subjects, and will have a tolerable safety profile in this patient population.

Read the detailed description

Breast cancer is the most common female cancer and the second most common cause of cancer death in women. Approximately 1,150,000 cases and 410,000 deaths from breast cancer occur annually worldwide, and, in the U.S., there are an estimated 184,450 new cases and 40,480 deaths from breast cancer every year. The vast majority of patients who die from breast cancer succumb to metastatic disease. The human epidermal growth factor receptor type 2 gene (HER2) is amplified in 20% to 30% of breast cancers.

HER2+ breast cancers are associated with earlier recurrence and shorter overall survival and are associated with other adverse prognostic markers, such as high tumor grade, high rates of cell proliferation, increased nodal metastases, and relative resistance to certain types of chemotherapy. The HER family of receptors is a group of related transmembrane receptor tyrosine kinases that regulate normal cell survival, proliferation, differentiation, and migration.

Keywords
Breast Neoplasms, Breast Cancer, Breast Carcinoma, Breast tumors, Cancer of the Breast, Malignant tumor of the breast, HER2 positive, erythroblastosis virus oncogene B-2 (erbB-2), Metastatic Breast Cancer, Secondary 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.

  • RuxolitinibDrug

    Also called Jakafi

    25 mg bid, 20 mg bid, 15 mg bid, or 10 mg bid, (oral, twice a day) on days 1 through 21 of each 21 day cycle. Number of Cycles: until progression or unacceptable toxicity develops.

  • TrastuzumabDrug

    Also called Herceptin

    6 mg/kg every 3 weeks (cycle = 21 days). If no trastuzumab > 28 days, patients will be initially re-loaded at 8 mg/kg, then 6 mg/kg.

Study groups in NCT02066532
Study groupRoleWhat they receive
Ruxolitinib/TrastuzumabExperimentalJakafi (Ruxolitinib) and Trastuzumab (Herceptin) - 21 day cycle until disease progression
Receives: Drug: Ruxolitinib; Drug: Trastuzumab

What is being measured

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

  1. Maximum Tolerated Dose of Ruxolitinib in Combination With Trastuzumab (Phase I)

    The maximum tolerated dose (MTD) combination is defined as the dose combination associated with a target probability of dose limiting toxicity (DLT) of 0.25. A dose-limiting toxicity is defined as the MTD with DLTs defined as any grade 3 non-hematologic toxicities despite maximal supportive care or any grade 4 hematologic toxicity. The MTD will be estimated using the time to event continual reassessment method (TITE-CRM). The TITE-CRM will use an empirical dose-toxicity model, with a sample size of 10. The dose-toxicity model is calibrated such that the method will eventually select a dose that yields between 16% and 34% DLT.

    Measured: Up to 15 weeks

  2. Progression Free Survival (PFS) (Phase II)

    Progression free survival (PFS) will be measured every 3 cycles (9 weeks of treatment +/- 4 days). PFS will be defined as the time from patient registration until objective or disease progression or death from any cause. Progression is defined using Response Evaluation Criteria In Solid Tumors Criteria (RECIST v1.1), at least a 20% increase in the sum of the diameters of target lesions, taking as reference the smallest sum on study (this includes the baseline sum if that is the smallest on study). In addition to the relative increase of 20%, the sum must also demonstrate an absolute increase of at least 5 mm. (Note: the appearance of one or more new lesions is also considered progression).

    Measured: Up to 24 weeks

Secondary outcomes (3)
  1. Objective Response Rate (Phase II)

    Participants will be reviewed at 24 weeks to determine the objective response rate, which is defined as the number of participants with a confirmed complete response (CR) or partial response (PR) as per Response Evaluation Criteria In Solid Tumors (RECIST) Version 1.1.

    Measured: Up to 24 weeks

  2. Number of Participants With Adverse Events (Phase II)

    All phase II participants were evaluated for toxicity from the time of their first treatment with the study drugs. The frequency of subjects experiencing toxicities will be tabulated using the Canter Therapies Evaluation Program (CTEP) Active Version of the National Cancer Institute (NCI) Common Terminology Criteria for Adverse Events (CTCAE 4.0).

    Measured: Up to 6 years

  3. Clinical Benefit Ratio (CBR) (Phase II)

    CBR defined as complete response, partial response, or stable disease for >24 weeks in the phase II portion

    Measured: 24 weeks

Timeline

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

  1. First posted19 Feb 2014 (estimated)
  2. Study startJun 2014
  3. Primary completion14 Oct 2020
  4. Study completion14 Oct 2020

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
32 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02066532
Sponsor's protocol ID
AAAM1906
Other IDs
5U01CA168426
Status last verified
Aug 2023
First submitted
18 Feb 2014
Last updated
24 Aug 2023
Data monitoring committee
Yes
FDA-regulated drug
Yes
FDA-regulated device
No
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

A Phase 1/2 study testing Ruxolitinib and Trastuzumab in people with Metastatic Breast Cancer and Breast Carcinoma, run by Dawn L. Hershman at 4 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 25 inclusion and 11 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 24 Aug 2023. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 4 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 24 Aug 2023). 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 of Ruxolitinib in Combination With Trastuzumab (Phase I) (time frame: Up to 15 weeks). 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?
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 24 Aug 2023.

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