# Exemestane Compared With Tamoxifen in Treating Postmenopausal Women With Primary Breast Cancer

> **NCT00003418** · PHASE3 · UNKNOWN · sponsor: **International Collaborative Cancer Group** · enrollment: 4400 (estimated)

## Conditions studied

- Breast Cancer

## Interventions

- **DRUG:** exemestane
- **DRUG:** tamoxifen citrate

## Key facts

- **NCT ID:** NCT00003418
- **Lead sponsor:** International Collaborative Cancer Group
- **Sponsor class:** OTHER
- **Phase:** PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** UNKNOWN
- **Start date:** 1998-02
- **Primary completion:** —
- **Final completion:** —
- **Target enrollment:** 4400 (ESTIMATED)
- **Last updated:** 2013-12-19

## Collaborators

- [object Object]
- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00003418

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00003418, "Exemestane Compared With Tamoxifen in Treating Postmenopausal Women With Primary Breast Cancer". Retrieved via AI Analytics 2026-05-27 from https://api.ai-analytics.org/clinical/NCT00003418. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*
