# A Single Arm Study of Brain Metastasis in Patients With HER2-positive Breast Cancer

> **NCT04767828** · PHASE4 · UNKNOWN · sponsor: **Tianjin Medical University Cancer Institute and Hospital** · enrollment: 43 (estimated)

## Conditions studied

- TTP

## Interventions

- **DRUG:** PYRROTINI
- **RADIATION:** Brain radiation therapy

## Key facts

- **NCT ID:** NCT04767828
- **Lead sponsor:** Tianjin Medical University Cancer Institute and Hospital
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** UNKNOWN
- **Start date:** 2020-05-01
- **Primary completion:** 2022-06
- **Final completion:** 2022-06
- **Target enrollment:** 43 (ESTIMATED)
- **Last updated:** 2021-02-23


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04767828

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04767828, "A Single Arm Study of Brain Metastasis in Patients With HER2-positive Breast Cancer". Retrieved via AI Analytics 2026-05-30 from https://api.ai-analytics.org/clinical/NCT04767828. Licensed CC0.

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