<p>Heart failure with reduced ejection fraction carries a poor prognosis. Although guideline-directed medical therapy reduces morbidity and mortality, its real-world utilization is low. Accordingly, we conducted an open-label randomized trial (POLY-HF) at two centers enrolling a predominantly underserved population to test whether a polypill strategy improves cardiac function in heart failure. Adults with heart failure and left ventricular ejection fraction ≤40% were randomized to a once-daily polypill containing metoprolol succinate (25/50/100/150 mg), spironolactone 12.5 mg and empagliflozin 10 mg, or rapid uptitration of individual guideline-directed medical therapy medications (‘enhanced usual care’). Participants also continued treatment with a renin-angiotensin system inhibitor or sacubitril/valsartan as a separate pill. The primary endpoint was ejection fraction as assessed by cardiac magnetic resonance imaging at 6 months. Secondary endpoints included clinical outcomes and adherence. We randomized 212 patients (median age 54 years, 22% female, 54% Black). Follow-up magnetic resonance imaging data were available for 187 (88%) participants who were included in the modified intention-to-treat analysis. Polypill treatment was associated with greater improvement in ejection fraction compared to enhanced usual care (between-group difference, 3.3 percentage points, 95% confidence interval, 0.2–6.4; <i>P</i> = 0.039), meeting the primary outcome. Individuals randomized to the polypill also had a 60% lower rate of heart failure hospitalizations or emergency department visits (adjusted rate ratio, 0.40; 95% confidence interval, 0.18–0.88; <i>P</i> = 0.024). Adherence, assessed by blood concentrations of metoprolol and spironolactone, was higher with polypill treatment than with enhanced usual care (79% versus 54%, <i>P</i> = 0.001). The polypill was well tolerated, with fewer adverse events with polypill treatment as compared to enhanced usual care. A polypill for heart failure was associated with a significant improvement in cardiac function as compared with enhanced usual care. ClinicalTrials.gov registration: <a href="https://clinicaltrials.gov/study/NCT04633005">NCT04633005</a>.</p>

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Polypill for heart failure with reduced ejection fraction: the POLY-HF randomized trial

  • Ambarish Pandey,
  • Neil Keshvani,
  • Syed K. Rizvi,
  • Fatemeh Khashami,
  • Katarina Yaros,
  • Muhammad Shariq Usman,
  • Matthew W. Segar,
  • Anand K. Jain,
  • Juan David Coellar,
  • Myriam Bustillo-Rubio,
  • Zachary L. Cox,
  • Jennifer T. Thibodeau,
  • Chul Ahn,
  • Deepak K. Gupta,
  • Alvin Chandra,
  • Mark H. Drazner,
  • M. Tarique Hussain,
  • Vlad G. Zaha,
  • Thomas J. Wang

摘要

Heart failure with reduced ejection fraction carries a poor prognosis. Although guideline-directed medical therapy reduces morbidity and mortality, its real-world utilization is low. Accordingly, we conducted an open-label randomized trial (POLY-HF) at two centers enrolling a predominantly underserved population to test whether a polypill strategy improves cardiac function in heart failure. Adults with heart failure and left ventricular ejection fraction ≤40% were randomized to a once-daily polypill containing metoprolol succinate (25/50/100/150 mg), spironolactone 12.5 mg and empagliflozin 10 mg, or rapid uptitration of individual guideline-directed medical therapy medications (‘enhanced usual care’). Participants also continued treatment with a renin-angiotensin system inhibitor or sacubitril/valsartan as a separate pill. The primary endpoint was ejection fraction as assessed by cardiac magnetic resonance imaging at 6 months. Secondary endpoints included clinical outcomes and adherence. We randomized 212 patients (median age 54 years, 22% female, 54% Black). Follow-up magnetic resonance imaging data were available for 187 (88%) participants who were included in the modified intention-to-treat analysis. Polypill treatment was associated with greater improvement in ejection fraction compared to enhanced usual care (between-group difference, 3.3 percentage points, 95% confidence interval, 0.2–6.4; P = 0.039), meeting the primary outcome. Individuals randomized to the polypill also had a 60% lower rate of heart failure hospitalizations or emergency department visits (adjusted rate ratio, 0.40; 95% confidence interval, 0.18–0.88; P = 0.024). Adherence, assessed by blood concentrations of metoprolol and spironolactone, was higher with polypill treatment than with enhanced usual care (79% versus 54%, P = 0.001). The polypill was well tolerated, with fewer adverse events with polypill treatment as compared to enhanced usual care. A polypill for heart failure was associated with a significant improvement in cardiac function as compared with enhanced usual care. ClinicalTrials.gov registration: NCT04633005.