# Effect of Aspirin on Mammogram Density in Healthy Postmenopausal Women With a Moderate or High Level of Breast Density

> **NCT00470561** · NA · COMPLETED · sponsor: **Fred Hutchinson Cancer Center** · enrollment: 144 (actual)

## Conditions studied

- Mammographic Breast Density

## Interventions

- **DRUG:** Aspirin
- **DRUG:** Placebo

## Key facts

- **NCT ID:** NCT00470561
- **Lead sponsor:** Fred Hutchinson Cancer Center
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2005-11
- **Primary completion:** 2007-06
- **Final completion:** 2007-07
- **Target enrollment:** 144 (ACTUAL)
- **Last updated:** 2010-11-15

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00470561

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00470561, "Effect of Aspirin on Mammogram Density in Healthy Postmenopausal Women With a Moderate or High Level of Breast Density". Retrieved via AI Analytics 2026-05-28 from https://api.ai-analytics.org/clinical/NCT00470561. Licensed CC0.

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