Apatinib Combined With Oral Etoposide in Metastatic HER2 Negative Breast Cancer

NCT ID: NCT03535961

Last Updated: 2020-12-02

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

PHASE2

Total Enrollment

32 participants

Study Classification

INTERVENTIONAL

Study Start Date

2017-05-01

Study Completion Date

2019-05-01

Brief Summary

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The hypothesis of this study is to discover if the all-oral therapy with apatinib plus oral Etoposide can shrink or slow the growth of pretreated HER2 negative metastatic breast cancer.

Detailed Description

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Apatinib is an orally administered second-generation blocker of the phosphorylation of the tyrosine residues within the intracellular domain of VEGF receptor 2 (VEGFR2). A prospective, open label, phase II multicenter trial of apatinib in heavily pretreated patients with metastatic triple-negative breast cancer demonstrated that the daily dose of apatinib 500 mg/day is active in pretreated metastatic TNBC with encouraging rates of disease stabilization and PFS.

Etoposide is a highly active drug in the treatment of MBC, both as a single agent or in combination regimens, and is well tolerated, with a low incidence of severe toxicity. Clinical trials demonstrated oral Etoposide provided comparable effectiveness to iv Etoposide. and oral availability allows using different schedules.

The NCCN guideline introduces that combination chemotherapy is one of the standard treatment options in metastatic breast cancer, especially in patients with visceral metastases and/or need of rapid symptom or disease control.

Theoretically, anti-angiogenesis regimen combined with chemotherapy may present increasing therapeutic effect. Related researches are urgently needed to find optimal combined therapy.

The hypothesis of this study is to discover if the all-oral therapy with apatinib plus oral Etoposide can shrink or slow the growth of pretreated HER2 negative breast cancer. The safety of the combination will also be studied. Patients physical state, symptoms, changes in the size of the tumor, and laboratory findings obtained while on-study will help the research team decide if this combination is safe and effective in pretreated HER2 negative metastatic breast cancer patients.

Conditions

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Breast Cancer

Study Design

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Allocation Method

NA

Intervention Model

SINGLE_GROUP

Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

Study Groups

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apatinib+oral etoposide

apatinib 425/500mg qd, 21days/cycle oral etoposide 50mgmg/m2 d1-10 21days/cycle

Group Type OTHER

apatinib+oral etoposide

Intervention Type DRUG

apatinib 425/500mg qd, 21days/cycle oral etoposide 50mgmg/m2 d1-10 21days/cycle

Interventions

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apatinib+oral etoposide

apatinib 425/500mg qd, 21days/cycle oral etoposide 50mgmg/m2 d1-10 21days/cycle

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

* Age between 18 and 75 year-old women; HER2 negative(immunohistochemistry or fluorescence in situ hybridization);
* ECOG score: 0-1, expected survival time ≥ 3months;
* Pathologically or cytologically confirmed breast cancer;
* Anthracycline- / taxane- pretreated (adjuvant, neoadjuvant) breast cancer patients who have failed from 1-2 standard chemotherapies after recurrence and metastasis;
* According to RECIST 1.1, exist at least ≥1 measurable lesion(CT \>1cm,other examination \>2cm);
* The patients have enough organ function. The laboratory test indexes must comply with the following requirements:

* Blood routine: neutrophil≥1.5G/L, platelet count ≥80G/L, hemoglobin ≥90g/L
* Liver function: serum bilirubin ≤ 1.5 times the upper limit of normal value; ALT and AST≤2.5 times the upper limit of normal value; ALT and AST≤5 times the upper limit of normal value when liver metastasis
* Renal function: serum creatinine ≤ 1.0times the upper limit of normal value, creatinine clearance \>50ml/min(Cockcroft-Gault formula)
* Women of child-bearing age should be carried out pregnancy test (serum or urine) within 7 days before recruit, the results should be negative; and are willing to adopt the appropriate methods of contraception during the trial and 8 weeks after last administration;
* Can swallow oral drugs;
* The patients have good compliance to the therapy and follow-up to be scheduled and are able to understand the study protocol and sign the Informed Consent Form.

Exclusion Criteria

* The patients in pregnancy or lactation growth period and did not take effective contraception;
* The patients who received ≥3 chemotherapies(Do not include endocrine therapy)after recurrence and metastasis; involved in other clinical trials four weeks prior to the start of the study;
* The patients with a variety of factors that affect the oral administration and absorption of drugs;
* The patients previously received anti-VEFG of anti-VEGFR therapies;
* The patients with rapid progression of viscera invasion(liver lesion \>1/2 viscera area or liver dysfunction);
* The patients have uncontrollable mental illness.
* The patients who had serious adverse effect to oral etoposide or were allergic to etoposide.
* The patients who have only bone metastasis without other measurable lesion;
* The patients experience severe cardiovascular diseases;
* The patients experience severe upper gastrointestinal ulcer or malabsorption syndrome.
* Abnormal bone marrow functions(neutrophil\<1.5G/L, platelet count \<75G/L, hemoglobin \<90g/L);
* Abnormal renal function(serum creatinine \> 1.5 times the upper limit of normal value);
* Abnormal liver function(serum bilirubin ≤ 1.5 times the upper limit of normal value);
* The patients have uncontrollable brain metastasis;
* The patients do have good compliance to the therapy.
Minimum Eligible Age

18 Years

Maximum Eligible Age

75 Years

Eligible Sex

FEMALE

Accepts Healthy Volunteers

No

Sponsors

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Chinese Academy of Medical Sciences

OTHER

Sponsor Role lead

Responsible Party

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Peng Yuan

Principal Investigator

Responsibility Role PRINCIPAL_INVESTIGATOR

Locations

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Cancer Institute and Hospital, Chinese Academy of Medical Sciences

Beijing, Beijing Municipality, China

Site Status

Countries

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China

References

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Hu N, Zhu A, Si Y, Yue J, Wang X, Wang J, Ma F, Xu B, Yuan P. A Phase II, Single-Arm Study of Apatinib and Oral Etoposide in Heavily Pre-Treated Metastatic Breast Cancer. Front Oncol. 2021 Feb 15;10:565384. doi: 10.3389/fonc.2020.565384. eCollection 2020.

Reference Type DERIVED
PMID: 33659204 (View on PubMed)

Other Identifiers

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CH-BC-055

Identifier Type: -

Identifier Source: org_study_id