Study in Letrozole Combined With Metronomic Oral Cyclophosphamide in Elderly Metastasis Breast Cancer Patients

NCT ID: NCT02583828

Last Updated: 2024-02-07

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

NA

Total Enrollment

200 participants

Study Classification

INTERVENTIONAL

Study Start Date

2015-06-30

Study Completion Date

2021-12-31

Brief Summary

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This is a randomized clinical trial to investigate the efficacy of letrozole combined with metronomic oral cyclophosphamide in elderly metastasis breast cancer patients.

Detailed Description

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Conditions

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Breast Neoplasms Neoplasm Metastasis

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

Study Groups

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Cyclophosphamide alone

Patients who were resistant to letrozole will be randomized to receive cyclophosphamide alone or letrozole plus cyclophosphamide. Patients in this arm will receive cyclophosphamide 50 mg daily.

Group Type ACTIVE_COMPARATOR

Cyclophosphamide 50mg

Intervention Type DRUG

Cyclophosphamide plus letrozole for resistant patients

Patients who were resistant to letrozole will be randomized to receive cyclophosphamide alone or letrozole plus cyclophosphamide. Patients in the this will receive cyclophosphamide 50 mg daily plus letrozole 2.5 mg daily.

Group Type EXPERIMENTAL

Cyclophosphamide 50mg

Intervention Type DRUG

Letrozole 2.5 mg

Intervention Type DRUG

Cyclophosphamide plus letrozole for treat-naive patients

Patients who haven't received letrozole hormonotherapy will be randomized to receive letrozole plus cyclophosphamide or letrozole alone. Patients in this arm will receive cyclophosphamide 50 mg daily plus letrozole 2.5 mg daily.

Group Type EXPERIMENTAL

Cyclophosphamide 50mg

Intervention Type DRUG

Letrozole 2.5 mg

Intervention Type DRUG

letrozole alone

Patients who haven't received letrozole hormonotherapy will be randomized to receive letrozole plus cyclophosphamide or letrozole alone. Patients in this arm will receive letrozole 2.5 mg daily.

Group Type ACTIVE_COMPARATOR

Letrozole 2.5 mg

Intervention Type DRUG

Interventions

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Cyclophosphamide 50mg

Intervention Type DRUG

Letrozole 2.5 mg

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

* Histologically confirmed metastatic breast cancers patients with estrogen receptor positive and/or progesterone receptor positive;
* Elderly women (age ≥ 65years)
* Failure or relapse from standard chemotherapy or unfit for chemotherapy
* Measurable disease per Response Evaluation Criteria in Solid Tumors(RECIST);
* Eastern Cooperative Oncology Group (ECOG) performance status of 0-2;
* Adequate bone marrow, liver and renal function;
* Estimated life expectancy of at least 3 months.

Exclusion Criteria

* Serious or uncontrolled concurrent medical illness
* Uncontrolled primary and metastatic brain tumor
* History of second primary malignancies
* Having been enrolled in other clinical trials within a month
Minimum Eligible Age

65 Years

Eligible Sex

FEMALE

Accepts Healthy Volunteers

No

Sponsors

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Capital Medical University

OTHER

Sponsor Role lead

Responsible Party

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Jun Ren MD, PhD

MD, PhD

Responsibility Role PRINCIPAL_INVESTIGATOR

Locations

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Capital Medical Unvierstiy Cancer Center/ Beijing Shijitan Hospital

Beijing, , China

Site Status

Countries

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China

Other Identifiers

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LET+CTX

Identifier Type: -

Identifier Source: org_study_id

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