# A Study on Adding Precisely Targeted Radiation Therapy (Stereotactic Body Radiation Therapy) to the Usual Treatment Approach (Drug Therapy) in People With Breast Cancer

> **NCT05534438** · PHASE2 · RECRUITING · sponsor: **Memorial Sloan Kettering Cancer Center** · enrollment: 46 (estimated)

## Conditions studied

- Oligometastatic Breast Carcinoma
- Breast Cancer
- Metastatic Breast Cancer
- Metastatic Breast Carcinoma
- ER+ Breast Cancer
- HER2+ Breast Cancer

## Interventions

- **RADIATION:** Stereotactic body radiotherapy

## Key facts

- **NCT ID:** NCT05534438
- **Lead sponsor:** Memorial Sloan Kettering Cancer Center
- **Sponsor class:** OTHER
- **Phase:** PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** RECRUITING
- **Start date:** 2022-09-06
- **Primary completion:** 2026-09-06
- **Final completion:** 2026-09-06
- **Target enrollment:** 46 (ESTIMATED)
- **Last updated:** 2026-04-16


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05534438

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05534438, "A Study on Adding Precisely Targeted Radiation Therapy (Stereotactic Body Radiation Therapy) to the Usual Treatment Approach (Drug Therapy) in People With Breast Cancer". Retrieved via AI Analytics 2026-07-20 from https://api.ai-analytics.org/clinical/NCT05534438. Licensed CC0.

---

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