# Sequence of Radiation and Targeted Therapy in Brain Metastases

> **NCT04832672** · — · COMPLETED · sponsor: **Chinese Academy of Medical Sciences** · enrollment: 570 (actual)

## Conditions studied

- The Optimal Sequence of Radiotherapy and Systematic Tyrosine Kinase Inhibitors in Treating Brain Metastases

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT04832672
- **Lead sponsor:** Chinese Academy of Medical Sciences
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2010-10-01
- **Primary completion:** 2021-03-01
- **Final completion:** 2021-03-01
- **Target enrollment:** 570 (ACTUAL)
- **Last updated:** 2021-04-06


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04832672

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04832672, "Sequence of Radiation and Targeted Therapy in Brain Metastases". Retrieved via AI Analytics 2026-06-03 from https://api.ai-analytics.org/clinical/NCT04832672. Licensed CC0.

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