Safety and Tolerability of CSL112, a Reconstituted, Infusible, Plasma-Derived Apolipoprotein A-I, After Acute Myocardial Infarction: The AEGIS-I Trial (ApoA-I Event Reducing in Ischemic Syndromes I)

CirculationPublished Randomised controlled trial

Authors' conclusion

Among patients with acute myocardial infarction, 4 weekly infusions of CSL112 are feasible, well tolerated, and not associated with any significant alterations in liver or kidney function or other safety concern. The ability of CSL112 to acutely enhance cholesterol efflux was confirmed.

Study context

Population
Patients with recent acute MI91.2% received all 4 infusions
Participants
1,258 patients
Comparison
CSL112 vs placebo, 4 weekly infusions
Primary endpoint
Coprimary safety: hepatic safety event (ALT >3× ULN or total bilirubin >2× ULN) or renal safety event (serum creatinine >1.5× baseline or new renal replacement therapy)
Methodological detailsmulticentre, double-blind, placebo-controlled, dose-ranging, phase 2b, non-inferiority
  • Multicentre
  • Double-blind
  • Placebo-controlled
  • Dose-ranging
  • Phase 2b
  • Non-inferiority

Primary result

As reported in the abstract

  • Difference in hepatic event (ALT or bilirubin increase) rates, both CSL112 arms vs placebo, within non-inferiority margin of 4%
  • Difference in renal event (creatinine increase or new renal replacement therapy) rates within non-inferiority margin of 5%
  • Non-inferiority margins 4% (hepatic) and 5% (renal), protocol-defined; non-inferiority met

Secondary outcomes

MACE (secondary efficacy end point)

Risk similar among groups

ApoA-I and ex vivo cholesterol efflux

CSL112 increased apolipoprotein A-I (apoA-I) and cholesterol efflux, similar to stable CAD

Original publication

Safety and Tolerability of CSL112, a Reconstituted, Infusible, Plasma-Derived Apolipoprotein A-I, After Acute Myocardial Infarction: The AEGIS-I Trial (ApoA-I Event Reducing in Ischemic Syndromes I). Circulation. Published 15 November 2016. doi:10.1161/circulationaha.116.025687

Summarised from the published abstract; every number is checked against it

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