# Tamoxifen Pharmacogenetics and Clinical Effects

> **NCT00228930** · — · COMPLETED · sponsor: **National Institute of General Medical Sciences (NIGMS)** · enrollment: 297 (actual)

## Conditions studied

- Breast Cancer

## Interventions

- **DRUG:** Tamoxifen (pharmacodynamic analysis)

## Key facts

- **NCT ID:** NCT00228930
- **Lead sponsor:** National Institute of General Medical Sciences (NIGMS)
- **Sponsor class:** NIH
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2002-09
- **Primary completion:** —
- **Final completion:** 2007-08
- **Target enrollment:** 297 (ACTUAL)
- **Last updated:** 2008-09-25

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00228930

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00228930, "Tamoxifen Pharmacogenetics and Clinical Effects". Retrieved via AI Analytics 2026-06-04 from https://api.ai-analytics.org/clinical/NCT00228930. Licensed CC0.

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