Early administration of proprotein convertase subtilisin/kexin type 9 (PCSK9) inhibitors in patients with acute coronary syndrome: a systematic review and meta-analysis

Autor: Kaveh Hosseini, Hamidreza Soleimani, Saba Maleki, Amir Nasrollahizadeh, Sima Tayebi, John Nelson, Sean P. Heffron
Jazyk: angličtina
Rok vydání: 2024
Předmět:
Zdroj: BMC Cardiovascular Disorders, Vol 24, Iss 1, Pp 1-13 (2024)
Druh dokumentu: article
ISSN: 1471-2261
DOI: 10.1186/s12872-024-04057-w
Popis: Abstract Background High-intensity statin therapy is currently recommended initial guideline therapy in ACS treatment. However, only a minority of patients are achieving LDL-C attainment goal at 6 months. Proprotein convertase subtilisin/kexin type 9 (PCSK9) inhibitors are on recommended guideline therapy post-ACS if LDL-C goal attainment is not achieved after high-intensity statin (4–6 weeks) and after the addition of ezetimibe if guideline goal attainment is not achieved after an additional 4–6 weeks. Thus, it has been recommended that PCSK9 inhibitors be considered earlier post-ACS. However, the efficacy of early PCSK9 inhibitors initiation in ACS patients remains uncertain. Methods This systematic review and meta-analysis was conducted following PRISMA guidelines. Randomized controlled trials (RCTs) and observational studies involving ACS patients who received PCSK9 inhibitors within 48 h of hospitalization were included. Common and random effects models were used to evaluate the pooled effect of early PCSK9 inhibitor administration. Nine RCTs and three cohort studies were included. Results Early PCSK9 inhibitor administration reduced the incidence of MI, ACS hospitalization, and revascularization at 6–18 months post-ACS. Although there was a drift towards reduced stroke, all-cause mortality, and cardiovascular death, no statistically significant reduction was observed. Additionally, PCSK9 inhibitors significantly enhanced lipid control at 4–12 weeks after index hospitalization. Conclusion Early PCSK9 inhibitors initiation in ACS patients reduces MACE and improves lipid profiles. While the results propose promising benefits in terms of stroke and mortality, further research with longer follow-up is required for more decisive evidence.
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