DRUG · Mapped RxNorm record
Letrozole
Normalized identity: letrozoleView linked drug · Find medicine records ·
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Clinical trial
Letrozole in Preventing Breast Cancer in Postmenopausal Women
NCT00090857
Drugs and interventions used in this trial
2 registeredThese interventions are listed by ClinicalTrials.gov. An RxNorm link indicates a mapped medicine record; the registry name alone is not proof of a specific branded formulation.
OTHER · Unmapped registry intervention
Placebo
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No matching interventions in this trial.
Study at a glance
Registry-backedLetrozole in Preventing Breast Cancer in Postmenopausal Women
Design: INTERVENTIONAL · Status: COMPLETED · Phase: PHASE2
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Conditions
Breast Cancerverified · MONDO: breast cancer
Interventions
LetrozoleDRUG · verified · RxNorm: letrozole
PlaceboOTHER
Sponsors & collaborators
Dana-Farber Cancer Institutelead sponsor
National Cancer Institute (NCI)collaborator
Jonsson Comprehensive Cancer Centercollaborator
Mapped research locations
Registry source
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Open NCT00090857 on ClinicalTrials.gov ↗Registry-derived research relationships: ClinicalTrials.gov. Raw condition and intervention labels remain distinct from canonical MONDO/RxNorm entities unless separately normalized.