# Letrozole in Treating Postmenopausal Women With Ductal Carcinoma in Situ

> **NCT01439711** · PHASE2 · COMPLETED · sponsor: **Alliance for Clinical Trials in Oncology** · enrollment: 108 (actual)

## Conditions studied

- Breast Cancer

## Interventions

- **DRUG:** letrozole
- **PROCEDURE:** MRI
- **PROCEDURE:** conventional surgery

## Key facts

- **NCT ID:** NCT01439711
- **Lead sponsor:** Alliance for Clinical Trials in Oncology
- **Sponsor class:** OTHER
- **Phase:** PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2012-02
- **Primary completion:** 2016-08
- **Final completion:** 2018-01
- **Target enrollment:** 108 (ACTUAL)
- **Last updated:** 2018-03-27

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01439711

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01439711, "Letrozole in Treating Postmenopausal Women With Ductal Carcinoma in Situ". Retrieved via AI Analytics 2026-06-06 from https://api.ai-analytics.org/clinical/NCT01439711. Licensed CC0.

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