# The Ultrasound Study of Tamoxifen

> **NCT01582074** · — · COMPLETED · sponsor: **National Cancer Institute (NCI)** · enrollment: 247 (actual)

## Conditions studied

- Breast Neoplasms

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT01582074
- **Lead sponsor:** National Cancer Institute (NCI)
- **Sponsor class:** NIH
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2011-07-05
- **Primary completion:** 2015-12-31
- **Final completion:** 2016-01-01
- **Target enrollment:** 247 (ACTUAL)
- **Last updated:** 2020-12-28


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01582074

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01582074, "The Ultrasound Study of Tamoxifen". Retrieved via AI Analytics 2026-06-08 from https://api.ai-analytics.org/clinical/NCT01582074. Licensed CC0.

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