Related Experiment Videos
Evaluating the effects of sacubitril/valsartan with ST-elevated myocardial infarction: a systematic review and
Ajay Kumar1, Rohit Kumar2, Simran Kumari3
1Department of Medicine, Shaheed Mohtarma Benazir Bhutto Medical College Lyari, Karachi, Pakistan.
Insights
Sacubitril/valsartan significantly reduces major adverse cardiovascular events and hospitalizations for heart failure in ST-segment elevation myocardial infarction (STEMI) patients. This therapy also improves left ventricular ejection fraction without increasing safety risks.
Area of Science:
- Cardiology
- Pharmacology
Background:
- ST-segment elevation myocardial infarction (STEMI) is a major cause of cardiovascular morbidity and mortality globally.
- Current guidelines recommend angiotensin-converting enzyme inhibitors (ACEIs) post-STEMI, but newer agents like sacubitril/valsartan show potential for enhanced cardioprotection.
Purpose of the Study:
- To systematically evaluate and compare the efficacy and safety of sacubitril/valsartan versus ACEIs in STEMI patients.
- To determine if sacubitril/valsartan offers superior outcomes compared to standard ACEI therapy.
Main Methods:
- A meta-analysis of five randomized controlled trials (RCTs) involving 4915 participants.
- Data were synthesized using a random-effects model to calculate risk ratios and weighted mean differences with 95% confidence intervals.
Main Results:
- Sacubitril/valsartan significantly reduced major adverse cardiovascular events (MACE) and hospitalizations for heart failure (HHF).
- Improved left ventricular ejection fraction (LVEF) and reduced NT-proB-type natriuretic peptide (NT-proBNP) levels were observed.
- No significant differences in recurrent myocardial infarction, cardiovascular death, all-cause mortality, or adverse safety events were noted.
Conclusions:
- Sacubitril/valsartan therapy is effective in reducing MACE and HHF and improving LVEF in STEMI patients.
- The therapy demonstrates a favorable safety profile compared to ACEIs.
- Further large-scale RCTs are warranted to solidify these findings and inform clinical guidelines.
Background:
ST-segment elevation myocardial infarction (STEMI) continues to be a leading cause of cardiovascular (CV) morbidity and mortality worldwide, posing an ongoing clinical and public health burden. Although angiotensin-converting enzyme inhibitors (ACEIs) remain integral to guideline-recommended therapy following STEMI, recent evidence indicates that sacubitril/valsartan may offer superior cardioprotective benefits. This meta-analysis aims to systematically evaluate and compare the efficacy and safety of sacubitril/valsartan versus ACEIs in the management of patients with STEMI.
Methods:
PubMed and Cochrane databases were systematically searched from inception to July 2024 to identify randomized controlled trials (RCTs) comparing sacubitril/valsartan and ACEIs in patients with STEMI. Data were synthesized using a random-effects model to calculate risk ratios (RRs) and weighted mean differences (WMDs), each with 95% confidence intervals (CIs). A P-value < 0.05 was considered statistically significant.
Results:
A total of five RCTs comprising 4915 participants were included in the final analysis. Sacubitril/valsartan therapy was associated with a significant reduction in major adverse cardiovascular events (MACE) [RR: 0.66 (0.50, 0.86); P = 0.002] and hospitalizations for heart failure (HHF) [RR: 0.67 (0.49, 0.92); P = 0.01]. Treatment with sacubitril/valsartan also significantly improved left ventricular ejection fraction (LVEF) [WMD: 2.60 (1.53, 3.68); P < 0.00001] and reduced NT-proB-type natriuretic peptide (NT-proBNP) levels (WMD: -268.89 [-422.35, -115.42]; P = 0.0006). No significant differences were observed in the risk of recurrent myocardial infarction [RR: 1.02 (0.39, 2.71); P = 0.96), CV death [RR: 0.78 (0.61, 1.01); P = 0.06], or all-cause mortality [RR: 0.85 (0.68, 1.06); P = 0.15]. Safety analyses revealed no significant differences in the risk of cough [RR: 0.63 (0.15, 2.72); P = 0.54], hypotension [RR: 1.68 (0.97, 2.91); P = 0.06], worsening renal function [RR: 0.51 (0.22, 1.21); P = 0.13], or hyperkalemia [RR: 0.59 (0.17, 2.01); P = 0.40].
Conclusion:
Sacubitril/valsartan therapy significantly reduces MACE and HHF and improves LVEF in patients with STEMI, without increasing the risk of adverse safety outcomes. Future well-powered randomized trials are needed to confirm these results and support clinical guideline recommendations.
Related Concept Videos
Heart Failure Drugs: Inhibitors of Renin-Angiotensin System
Heart Failure V: Medical Management
Acute Coronary Syndrome I: Introduction
Acute Coronary Syndrome III: Diagnostic Studies
Heart Failure II: Pathophysiology
Acute Coronary Syndrome IV: Interprofessional Care