# The Benefits of Continued Use of Ovarian Function Suppression After 5 Years

> **NCT06050109** · — · RECRUITING · sponsor: **Hongmei Zheng, PhD** · enrollment: 1200 (estimated)

## Conditions studied

- Breast Cancer Female
- Endocrine Therapy

## Interventions

- **DRUG:** OFS continues to use group after 5 years use
- **DIAGNOSTIC_TEST:** Immunohistochemical detection of HR status

## Key facts

- **NCT ID:** NCT06050109
- **Lead sponsor:** Hongmei Zheng, PhD
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** RECRUITING
- **Start date:** 2023-09-01
- **Primary completion:** 2028-09-01
- **Final completion:** 2028-09-01
- **Target enrollment:** 1200 (ESTIMATED)
- **Last updated:** 2025-03-17


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT06050109

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT06050109, "The Benefits of Continued Use of Ovarian Function Suppression After 5 Years". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT06050109. Licensed CC0.

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