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Published on: February 28, 2013
Cardiovascular Effects of Hypoglycemic Agents in Diabetes Mellitus
1Steno Diabetes Center North Jutland, Aalborg University Hospital, Aalborg, Aalborg, Denmark.
Insights
Metformin, glucagon-like 1 receptor antagonists, and sodium-glucose transporter 2 inhibitors show cardiovascular benefits in diabetes management. These agents offer primary and secondary prevention for cardiovascular disease and heart failure, with careful monitoring for side effects like ketoacidosis.
Area of Science:
- Cardiology
- Endocrinology
- Pharmacology
Background:
- Diabetes mellitus remains a significant risk factor for cardiovascular disease, heart failure, and mortality.
- Despite advancements, managing cardiovascular complications in diabetic patients is crucial.
Purpose of the Study:
- To review data on reducing cardiovascular morbidity and mortality in diabetes.
- To examine glucose-independent cardiovascular effects of antidiabetic medications, excluding insulin.
Main Methods:
- Narrative review of recent reviews and meta-analyses.
- Inclusion of individual trial data where relevant.
Main Results:
- Metformin demonstrates a consistent cardioprotective role.
- Cardiovascular effects of thiazolidinediones, sulfonylureas, and glinides are uncertain.
- Dipeptidyl peptidase 4 inhibitors show a neutral cardiovascular profile.
- Glucagon-like 1 receptor antagonists and sodium-glucose transporter 2 inhibitors offer compelling cardioprotective evidence.
Conclusions:
- Metformin is beneficial for primary and secondary cardiovascular disease prevention.
- Glucagon-like 1 receptor antagonists and sodium-glucose transporter 2 inhibitors are vital for secondary prevention of atherosclerotic cardiovascular disease.
- Sodium-glucose transporter 2 inhibitors are indicated for primary and secondary heart failure prevention, with a risk of euglycemic diabetic ketoacidosis.
Background:
Despite substantial improvements over the years, diabetes mellitus is still associated with cardiovascular disease, heart failure, and excess mortality.
Objective:
The objective of this article is to examine existing data on the reduction of cardiovascular morbidity and mortality in diabetes. Control of glycemia, lipid levels, and blood pressure are described in brief. The main scope of this article is, however, to review the glucose-independent cardiovascular effect of antidiabetic pharmacological agents (mainly other than insulin).
Methods:
The article is a narrative review based on recently published reviews and meta-analyses complemented with data from individual trials, when relevant.
Results And Discussion:
Older data suggest a cardioprotective role of metformin (an inexpensive and safe drug); a role to date not convincingly challenged. The cardiovascular effects of thiazolidinediones, sulphonylurea, and glinides are debatable. Recent large-scale cardiovascular outcome trials suggest a neutral profile of dipeptidyl peptidase 4 inhibitors, yet provide compelling evidence of cardioprotective effects of glucagon-like 1 receptor antagonists and sodium-glucose transporter 2 inhibitors.
Conclusion:
Metformin may have a role in primary and secondary prevention of cardiovascular disease; glucagon-like 1 receptor antagonists and sodium-glucose co-transporter 2 inhibitors play a role in secondary prevention of atherosclerotic cardiovascular disease. Sodium-glucose transporter 2 inhibitors have a role to play in both primary and secondary prevention of heart failure; yet, they carry a small risk of the potentially dangerous adverse effect, euglycemic diabetic ketoacidosis.
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