Prevention & lipidsRandomised controlled trial

Plozasiran, an RNA Interference Agent Targeting Apolipoprotein C3 (APOC3), for Mixed Hyperlipidemia

N Engl J MedPublished

  • Randomised controlled trial
  • phase 2b
  • double-blind
  • placebo-controlled
  • 48-week
  • 3:1 randomisation within each of four cohorts

Authors' conclusion

In this randomized, controlled trial involving participants with mixed hyperlipidemia, plozasiran, as compared with placebo, significantly reduced triglyceride levels at 24 weeks.

Study context

Population
Mixed hyperlipidemia (TG 150–499 mg/dL and LDL-C ≥70 mg/dL or non-HDL cholesterol ≥100 mg/dL)
Participants
353 participants
Comparison
Plozasiran vs placebo
Primary endpoint
Percent change in fasting TG level
Follow-up
Week 24

Primary result

As reported in the abstract

Fasting TG, LS mean percent change from baseline vs placebo
Each group vs placeboDifference, percentage points (95% CI)P value
10-mg-quarterly
−49.8(−59.0 to −40.6)
P < 0.001
25-mg-quarterly
−56.0(−65.1 to −46.8)
P < 0.001
50-mg-quarterly
−62.4(−71.5 to −53.2)
P < 0.001
50-mg-half-yearly
−44.2(−53.4 to −35.0)
P < 0.001

Safety

OutcomeValues
Worsening glycemic controlPlacebo 10% · 10-mg-quarterly 12% · 25-mg-quarterly 7% · 50-mg-quarterly 20% · 50-mg-half-yearly 21%

Original publication

Plozasiran, an RNA Interference Agent Targeting APOC3, for Mixed Hyperlipidemia. N Engl J Med. Published 28 May 2024. doi:10.1056/nejmoa2404143

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