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Published on: June 11, 2012
New Oral Hypoglycemic Agents and Cardiovascular Risk. Crossing the Metabolic Border
1Servicio de Endocrinología y Nutrición, Hospital Universitari Vall d'Hebron, Barcelona, Spain.
Abstract:
Sodium-glucose cotransporter 2 inhibitors are a novel pharmacological class of oral hypoglycemic agents that lower glucose levels by increasing renal glucose excretion in an insulin-independent manner. However, this seemingly simple mechanism has more complex indirect metabolic effects. The results of randomized clinical trials have shown that these inhibitors effectively lower blood glucose and glycated hemoglobin levels without increasing the risk of hypoglycemia and, at the same time, also reduce bodyweight and systolic blood pressure. In this review, we describe the mechanism of action, efficacy, and safety of currently marketed drugs, as well as other risk factors besides glucose that can potentially be modulated positively. Recent data on empagliflozin showing a significant cardiovascular benefit have compelled us to update knowledge of this new therapeutic class for the treatment of type 2 diabetes.
Insights
Sodium-glucose cotransporter 2 inhibitors offer an insulin-independent way to lower blood glucose and HbA1c. These agents also reduce weight, blood pressure, and cardiovascular risk in type 2 diabetes management.
Area of Science:
- Pharmacology
- Endocrinology
- Nephrology
Background:
- Sodium-glucose cotransporter 2 (SGLT2) inhibitors represent a novel class of oral hypoglycemic agents.
- Their mechanism involves insulin-independent renal glucose excretion.
- Beyond glucose lowering, they exhibit multifaceted metabolic effects.
Purpose of the Study:
- To review the mechanism of action, efficacy, and safety of SGLT2 inhibitors.
- To discuss their broader metabolic benefits beyond glycemic control.
- To update knowledge on this class, particularly in light of cardiovascular outcome data.
Main Methods:
- Review of randomized clinical trials and recent data.
- Analysis of pharmacological mechanisms and clinical outcomes.
- Synthesis of information on marketed SGLT2 inhibitors.
Main Results:
- SGLT2 inhibitors effectively lower blood glucose and HbA1c without increasing hypoglycemia risk.
- These agents demonstrate reductions in bodyweight and systolic blood pressure.
- Emerging data highlight significant cardiovascular benefits, exemplified by empagliflozin.
Conclusions:
- SGLT2 inhibitors provide significant glycemic control with added benefits of weight and blood pressure reduction.
- The cardiovascular protective effects are a major advancement in managing type 2 diabetes.
- This class offers a promising therapeutic option by modulating multiple risk factors.
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