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Safety and Rheumatologic Tolerability of Letrozole in Postmenopausal Patients With Hormone Receptor Positive Breast Cancer

Phase 3
Completed
Conditions
Breast Cancer
Interventions
Registration Number
NCT00329940
Lead Sponsor
Novartis Pharmaceuticals
Brief Summary

The purpose of this study is to assess rheumatologic tolerability of letrozole in postmenopausal patients with hormone receptor positive breast cancer having discontinued anastrozole adjuvant treatment due to musculoskeletal disorders.

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
Female
Target Recruitment
200
Inclusion Criteria
  • Postmenopausal women receiving anastrozole adjuvant therapy for hormone receptor positive breast cancer who want to interrupt the treatment because of severe rheumatologic adverse events
  • Polymorphonuclear neutrophils (PNN) ≥ 1200/mm3, platelets ≥ 100000/mm3, hemoglobin (Hb) ≥ 10 g/dL
  • Bilirubin ≤ 30 μmol, SGOT/SGPT < 3N
  • Fully signed informed consent
Exclusion Criteria
  • Pain due to bone fracture
  • Metastatic disease
  • Hormone therapy other than anastrozole
  • Incapacitating or uncontrolled concomitant disease that could hamper patient's quality of life
  • Hypersensitivity to letrozole or its components

Other protocol-defined inclusion/exclusion criteria may apply.

Study & Design

Study Type
INTERVENTIONAL
Study Design
SINGLE_GROUP
Arm && Interventions
GroupInterventionDescription
LetrozoleLetrozoleto evaluate the rheumatological tolerability of Femara
Primary Outcome Measures
NameTimeMethod
To evaluate the rheumatological tolerability of letrozole 2.5 mg/day in patients treated with anastrozole 1 mg/dayat 1, 3 and 6 months of letrozole treatment
Secondary Outcome Measures
NameTimeMethod
To determine how long letrozole treatment is maintainedat 1, 3 and 6 months of letrozole treatment
To determine the causes of discontinuationat 1, 3 and 6 months of letrozole treatment

Trial Locations

Locations (1)

Novartis Investigative Site

🇫🇷

Saint Cloud, France

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