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Published on: November 10, 2017
Pravastatin in acute ischaemic syndromes: results of a randomised placebo-controlled trial
F R Den Hartog1, P M Van Kalmthout, T T Van Loenhout
1Department of Cardiology, Gelderse Vallei Hospital, Ede, The Netherlands.
Insights
Early statin therapy initiation after acute coronary events is safe and well-tolerated. This pilot study found pravastatin safe for patients with acute myocardial infarction or unstable angina, showing no significant adverse events compared to placebo.
Area of Science:
- Cardiology
- Pharmacology
Background:
- Statins (3-hydroxy-3-methylglutaryl coenzyme A reductase inhibitors) are proven to reduce coronary events and mortality.
- Limited research exists on the benefits of early statin initiation during the acute phase of coronary syndromes.
Purpose of the Study:
- To evaluate the safety and tolerability of early statin therapy initiation in patients experiencing acute coronary syndromes.
Main Methods:
- A randomized, double-blind, placebo-controlled, three-month pilot study.
- 100 patients with acute myocardial infarction or unstable angina and elevated LDL cholesterol (>3.5 mmol/l) were enrolled.
- Participants received either pravastatin 40 mg daily or a placebo within 48 hours of hospital admission.
Main Results:
- Pravastatin was found to be safe and well-tolerated in this patient cohort.
- No statistically significant differences were observed in mortality, myocardial infarction (MI), or drug-related adverse events between the pravastatin and placebo groups.
- Patient groups were well-matched at baseline.
Conclusions:
- Early initiation of pravastatin therapy following an acute coronary event is safe and well-tolerated.
- Larger, long-term studies are required to confirm these preliminary findings and assess potential cardioprotective benefits.
Abstract:
Therapy with individual 3-hydroxy-3-methylglutaryl coenzyme A reductase inhibitors (statins) has been shown conclusively to diminish coronary event rates and mortality in both primary and secondary prevention. To date, scant attention has been paid to whether initiation of such regimens in the hospital phase of acute coronary syndromes might confer cardioprotective benefits. The purpose of this study was to determine the safety and tolerability of early initiation of statin therapy in patients with acute coronary syndromes. In this randomised, double-blind, three-month, pilot study, 100 patients with acute myocardial infarction or unstable angina and low-density lipoprotein cholesterol > 3.5 mmol/l were randomly assigned to pravastatin 40 mg daily or placebo initiated within 48 hours of hospital admission. Pravastatin proved safe and well tolerated in these patients, who were well matched at baseline. No statistically significant differences in death, MI and drug-related adverse events were observed in the pravastatin group compared with control subjects. This pilot study shows that therapy with pravastatin early after an acute coronary event is safe and well tolerated. Larger, long-term studies are needed to confirm these findings.
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