# Influence of Beta Blockers on Prognosis in Patients With Acute Myocardial Infarction Complicated With Normal Ejection Fraction

> **NCT04485988** · — · UNKNOWN · sponsor: **Chongqing Medical University** · enrollment: 3000 (estimated)

## Conditions studied

- AMI

## Interventions

- **DRUG:** Beta blocker

## Key facts

- **NCT ID:** NCT04485988
- **Lead sponsor:** Chongqing Medical University
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** UNKNOWN
- **Start date:** 2015-07-01
- **Primary completion:** 2020-12
- **Final completion:** 2021-07
- **Target enrollment:** 3000 (ESTIMATED)
- **Last updated:** 2021-06-24


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04485988

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04485988, "Influence of Beta Blockers on Prognosis in Patients With Acute Myocardial Infarction Complicated With Normal Ejection Fraction". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT04485988. Licensed CC0.

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