# Losartan in Prevention of Radiation-Induced Heart Failure

> **NCT05607017** · EARLY_PHASE1 · COMPLETED · sponsor: **Massachusetts General Hospital** · enrollment: 5 (actual)

## Conditions studied

- Breast Cancer
- Myocardial Fibrosis
- Radiation-Induced Fibrosis

## Interventions

- **DRUG:** Losartan
- **RADIATION:** Radiation Therapy

## Key facts

- **NCT ID:** NCT05607017
- **Lead sponsor:** Massachusetts General Hospital
- **Sponsor class:** OTHER
- **Phase:** EARLY_PHASE1
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2023-09-13
- **Primary completion:** 2025-10-07
- **Final completion:** 2025-10-07
- **Target enrollment:** 5 (ACTUAL)
- **Last updated:** 2026-04-06


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05607017

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05607017, "Losartan in Prevention of Radiation-Induced Heart Failure". Retrieved via AI Analytics 2026-05-26 from https://api.ai-analytics.org/clinical/NCT05607017. Licensed CC0.

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