A Study of R1507 in Combination With Letrozole in Postmenopausal Women With Advanced Breast Cancer

NCT ID: NCT00796107

Last Updated: 2020-11-13

Study Results

Results available

Outcome measurements, participant flow, baseline characteristics, and adverse events have been published for this study.

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Basic Information

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Recruitment Status

TERMINATED

Clinical Phase

PHASE2

Total Enrollment

6 participants

Study Classification

INTERVENTIONAL

Study Start Date

2009-01-28

Study Completion Date

2010-03-03

Brief Summary

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This study aim was to determine the safety and efficacy of R1507 in combination with letrozole in patients with advanced breast cancer. In the first part of the study a cohort of patients with advanced breast cancer received letrozole 2.5mg po daily in combination with R1507 16mg/kg every 3 weeks.

Detailed Description

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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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R1507 in Combination With Letrozole

Participants received a full daily dose of 2.5 mg of orally administered Letrozole along with 16 mg/kg of intravenous R1507 administered q3w, and observed for dose limiting toxicity for the first 2 cycles of treatment.

Group Type EXPERIMENTAL

RG1507

Intervention Type DRUG

R1507 was administered at a dose 16 mg/kg every 3 weeks.

Letrozole

Intervention Type DRUG

Letrozole was administered orally at a dose 2.5 mg daily.

Interventions

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RG1507

R1507 was administered at a dose 16 mg/kg every 3 weeks.

Intervention Type DRUG

Letrozole

Letrozole was administered orally at a dose 2.5 mg daily.

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

* postmenopausal female patients;
* stage IV or locally advanced breast cancer;
* measurable disease;
* letrozole failure (Part 2);
* Eastern Cooperative Oncology Group (ECOG) performance status \<=2.

Exclusion Criteria

* previous chemotherapy for metastatic breast cancer;
* concurrent antibody or immunotherapy for advanced disease, within 4 weeks prior to receipt of study drug;
* history of primary malignancy in 5 years prior to study, excluding adequately treated basal or squamous cell cancer of skin, or cancer in situ of cervix;
* concurrent radiotherapy, or radiotherapy within 28 days prior to receipt of study drug.
Minimum Eligible Age

18 Years

Eligible Sex

FEMALE

Accepts Healthy Volunteers

No

Sponsors

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Hoffmann-La Roche

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Clinical Trials

Role: STUDY_DIRECTOR

Hoffmann-La Roche

Locations

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Birmingham, Alabama, United States

Site Status

Washington D.C., District of Columbia, United States

Site Status

Miami, Florida, United States

Site Status

Atlanta, Georgia, United States

Site Status

St Louis, Missouri, United States

Site Status

Houston, Texas, United States

Site Status

Countries

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United States

Other Identifiers

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NO21161

Identifier Type: -

Identifier Source: org_study_id