# SWOG-8814 Tamoxifen With or Without Combination Chemotherapy in Postmenopausal Women Who Have Undergone Surgery for Breast Cancer

> **NCT00929591** · PHASE3 · COMPLETED · sponsor: **SWOG Cancer Research Network** · enrollment: 1558 (actual)

## Conditions studied

- Breast Cancer

## Interventions

- **DRUG:** cyclophosphamide
- **DRUG:** doxorubicin hydrochloride
- **DRUG:** endocrine therapy
- **DRUG:** endocrine-modulating drug therapy
- **DRUG:** fluorouracil
- **DRUG:** tamoxifen citrate
- **RADIATION:** brachytherapy
- **RADIATION:** low-LET electron therapy
- **RADIATION:** low-LET photon therapy
- **RADIATION:** radiation therapy

## Key facts

- **NCT ID:** NCT00929591
- **Lead sponsor:** SWOG Cancer Research Network
- **Sponsor class:** NETWORK
- **Phase:** PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 1989-05
- **Primary completion:** 2005-08
- **Final completion:** 2010-03
- **Target enrollment:** 1558 (ACTUAL)
- **Last updated:** 2013-01-24

## Collaborators

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## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00929591

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00929591, "SWOG-8814 Tamoxifen With or Without Combination Chemotherapy in Postmenopausal Women Who Have Undergone Surgery for Breast Cancer". Retrieved via AI Analytics 2026-05-24 from https://api.ai-analytics.org/clinical/NCT00929591. Licensed CC0.

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