test 7 biguanides Flashcards
1
Q
Biguanides
A
- Biguanides (metformin) are classified as insulin sensitizers.
- Metformin increases glucose uptake and use by tissues
2
Q
Biguanides (Metformin) Mechanism of action
A
• Reduces glucose production by the liver
- important effect because hepatic glucose production is elevated in type 2 diabetes, contributing to hyperglycemia
• Decreases intestinal absorption of glucose
• Increases peripheral utilization.
• Metformin may be used alone or in combination with other oral agents or insulin