# Phytoestrogens and Breast Cancer - Effects of Phytoestrogens on Markers of Disease Progression and Gene Expression

> **NCT04880369** · NA · WITHDRAWN · sponsor: **Danish Cancer Society**

## Conditions studied

- Breast Cancer
- Breast Neoplasms
- Breast Cancer Female

## Interventions

- **DIETARY_SUPPLEMENT:** Soy isoflavones
- **DIETARY_SUPPLEMENT:** Lignans
- **DIETARY_SUPPLEMENT:** Placebo

## Key facts

- **NCT ID:** NCT04880369
- **Lead sponsor:** Danish Cancer Society
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** WITHDRAWN
- **Start date:** 2021-03
- **Primary completion:** 2022-07
- **Final completion:** 2022-12
- **Target enrollment:** 0 (ACTUAL)
- **Why stopped:** Disapproved by relevant Danish ethical committee
- **Last updated:** 2024-08-07

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04880369

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04880369, "Phytoestrogens and Breast Cancer - Effects of Phytoestrogens on Markers of Disease Progression and Gene Expression". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT04880369. Licensed CC0.

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