# Safe De-escalation of Chemotherapy for Stage 1 Breast Cancer

> **NCT05058183** · NA · RECRUITING · sponsor: **Royal Marsden NHS Foundation Trust** · enrollment: 400 (estimated)

## Conditions studied

- Breast Cancer

## Interventions

- **DIAGNOSTIC_TEST:** ctDNA

## Key facts

- **NCT ID:** NCT05058183
- **Lead sponsor:** Royal Marsden NHS Foundation Trust
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** RECRUITING
- **Start date:** 2023-06-05
- **Primary completion:** 2025-12-05
- **Final completion:** 2028-12-05
- **Target enrollment:** 400 (ESTIMATED)
- **Last updated:** 2023-06-22

## Collaborators

- [object Object]
- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05058183

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05058183, "Safe De-escalation of Chemotherapy for Stage 1 Breast Cancer". Retrieved via AI Analytics 2026-05-25 from https://api.ai-analytics.org/clinical/NCT05058183. Licensed CC0.

---

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