WEEK 7 & 8 ANTIDIABETIC DRUGS Flashcards
Name one example of an alpha-glucosidase inhibitor
acarbose (Glucobay)
What is another term for alpha-glucosidase inhibitors?
Starch blockers
What is the action of alpha-glucosidase inhibitors?
Inhibits the enzyme alpha-glucosidase to prevent the breakdown of starch into glucose
What is the therapeutic effect of alpha-glucosidase inhibitors?
Lowers postprandial blood sugar
Name 2 side effects of alpha-glucosidase inhibitors
- Flatulence
- GI upset
Name one example of a biguanide
metformin (Glumetza)
Name 3 actions of biguanides
- Inhibits hepatic glucose production
- Inhibits intestinal glucose absorption
- Increases insulin sensitivity
What are 2 side effects of biguanides?
- GI upset
- Metallic taste
What are 2 reasons the nurse should hold a biguanide drug?
- Patient receiving iodinated contrast
- Patient is not eating/drinking
Name 1 example of an incretin mimetic
exenatide (Byetta)
What are 4 actions of incretin mimetics?
Mimics action of incretin:
1. Increases insulin secretion
2. Decreases glucagon
3. Decreases gastric emptying
4. Increases satiety
What are 3 side effects of incretin mimetics?
- GI upset and weight loss
- Headache
- Hypoglycemia
What are 2 contraindications for incretin mimetics?
- Pancreatitis
- Severe GI disease
What are 2 guidelines for administration of incretin mimetics?
- Immediate release forms cannot be taken after meals
- Keep refridgerated
Name 2 examples of meglitinides
- repaglinide (Gluconorm)
- nateglinide (Starlix)
What is another term for meglitinides?
Nonsulphonylureas
What is the action of meglitinides?
Stimulates beta cells of pancreas to release insulin
What is one side effect of meglitinides?
Hypoglycemia