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04 Sep 2025 by Shon E. Meek, M.D., Ph.D.

A Comparison of All Major GLP-1 Agonist Medications

GLP-1 (Glucagon-Like Peptide-1) agonists are a class of medications used to treat type 2 diabetes and other conditions related to glucose metabolism. These medications work by mimicking the action of the natural hormone GLP-1, which helps to regulate blood sugar levels. In this article, we will compare the major GLP-1 agonist medications available, including their mechanism of action, efficacy, safety, and potential side effects. Is Your Normal Fasting Blood Sugar Actually A Sign Of Impaired Fasting Glucose

1. Liraglutide (Victoza)

Liraglutide is a GLP-1 receptor agonist that is approved for the treatment of type 2 diabetes and obesity. It is administered via subcutaneous injection once daily and has been shown to improve glycemic control and reduce body weight. Liraglutide has also been associated with a decreased risk of major adverse cardiovascular events.

2. Exenatide (Byetta)

Exenatide is another GLP-1 receptor agonist that is approved for the treatment of type 2 diabetes. It is administered via subcutaneous injection twice daily and has been shown to improve glycemic control and reduce body weight. Exenatide has also been associated with a decreased risk of major adverse cardiovascular events. Best Foods To Control Blood Sugar Plus A Sample Meal Plan

3. Lixisenatide (Adlyxin)

Lixisenatide is a GLP-1 receptor agonist that is approved for the treatment of type 2 diabetes. It is administered via subcutaneous injection once daily and has been shown to improve glycemic control and reduce body weight. Lixisenatide has also been associated with a decreased risk of major adverse cardiovascular events.

4. Albiglutide (Tanzeum)

Albiglutide is a GLP-1 receptor agonist that is approved for the treatment of type 2 diabetes. It is administered via subcutaneous injection once weekly and has been shown to improve glycemic control and reduce body weight. Albiglutide has also been associated with a decreased risk of major adverse cardiovascular events.

5. Dulaglutide (Trulicity)

Dulaglutide is a GLP-1 receptor agonist that is approved for the treatment of type 2 diabetes and Crohn's disease. It is administered via subcutaneous injection once weekly and has been shown to improve glycemic control and reduce body weight. Dulaglutide has also been associated with a decreased risk of major adverse cardiovascular events.

6. Semaglutide (Ozempic)

Semaglutide is a GLP-1 receptor agonist that is approved for the treatment of type 2 diabetes and obesity. It is administered via subcutaneous injection once weekly and has been shown to improve glycemic control and reduce body weight. Semaglutide has also been associated with a decreased risk of major adverse cardiovascular events.

Comparison of GLP-1 Agonists

| Medication | Mechanism of Action | Efficacy | Safety | Side Effects | | --- | --- | --- | --- | --- | | Liraglutide | Mimics GLP-1, increases insulin secretion, and decreases glucagon secretion | Improved glycemic control, weight loss | Increased risk of pancreatitis, thyroid C-cell tumors | Nausea, vomiting, diarrhea | | Exenatide | Mimics GLP-1, increases insulin secretion, and decreases glucagon secretion | Improved glycemic control, weight loss | Increased risk of pancreatitis, thyroid C-cell tumors | Nausea, vomiting, diarrhea | | Lixisenatide | Mimics GLP-1, increases insulin secretion, and decreases glucagon secretion | Improved glycemic control, weight loss | Increased risk of pancreatitis, thyroid C-cell tumors | Nausea, vomiting, diarrhea | | Albiglutide | Mimics GLP-1, increases insulin secretion, and decreases glucagon secretion | Improved glycemic control, weight loss | Increased risk of pancreatitis, thyroid C-cell tumors | Nausea, vomiting, diarrhea | | Dulaglutide | Mimics GLP-1, increases insulin secretion, and decreases glucagon secretion | Improved glycemic control, weight loss | Increased risk of pancreatitis, thyroid C-cell tumors | Nausea, vomiting, diarrhea | | Semaglutide | Mimics GLP-1, increases insulin secretion, and decreases glucagon secretion | Improved glycemic control, weight loss | Increased risk of pancreatitis, thyroid C-cell tumors | Nausea, vomiting, diarrhea |

Conclusion

GLP-1 agonists are a class of medications that have been shown to be effective in improving glycemic control and reducing body weight in patients with type 2 diabetes and other conditions related to glucose metabolism. While each medication has its own unique profile, they all share a similar mechanism of action and have been associated with a decreased risk of major adverse cardiovascular events. However, each medication also has its own set of side effects, including nausea, vomiting, and diarrhea. Overall, GLP-1 agonists are a valuable tool in the treatment of type 2 diabetes and other conditions related to glucose metabolism. Understanding The Blood Sugar Levels Chart By Age What S Normal For You

References

  • American Diabetes Association. (2020). Standards of Medical Care in Diabetes—2020. Diabetes Care, 43(Supplement 1), S1–S212.
  • International Diabetes Federation. (2020). Global Report on Diabetes.
  • FDA. (2020). FDA Approves Trulicity (Dulaglutide) for Type 2 Diabetes and Crohn's Disease.
  • FDA. (2020). FDA Approves Ozempic (Semaglutide) for Type 2 Diabetes and Obesity.

References and Further Reading