antidiabetics Flashcards
what are the positive regulators of insulin release
glu, aa, incretins, epi/b2 adrenergic stimulation, vagal stimulation
what are the negative regulators of insulin release
- NE/alpha-2 adrenergc stimulation
2. amylin
which GLUT transporter is regulated by insulin?
GLUT4
found in muscle, adipose tissue
fasting plasma glu >126?
diabetes
fasting plasma glu >96
gestational diabetes
fasting plasma glu > 110-125
pre-diabetic
casual plasma glu >200 + sx
diabetes
oral glu tolerance test >200
diabetes
oral glu tolerance test 141-199 at 2 hr interval
pre-diabetes
NORMAL fasting plasma glu
less than 110
list the rapid acting insulin
- Insulin Lispro
- Insulin aspart
- Insulin glulisine
- inhaled insulin
short acting insulin?
regular insulin
intermediate acting insulin?
NPH (Protamine-insulin complex)
long acting insulin
- glargine
2. determir
mechanical pump delivery uses what type of insulin?
short acting
what is the most common adverse effect of insulin administration?
hypoglycemia
autonomic manifestations of hypoglycemia
tachycardia, sweating, tremor, nausea, hunger
neuroglycopenic manifestations of hypoglycemia
irritability, confusion, HA
how to tx hypoglycemia
glucose, glucagon
MOA: decr hepatic glu output, incr peripheral glu utilization, activation of hepatic enzyme AMP-activated protein kinase (AMPK)
metformin
MOA: Inhib ATP-sensitive K+ channel of B cell–> insulin release
Sulfonylureas
Meglitinides
MOA: Inhib brush border glucosidase enzyme and subsequent absorption of glucose
- acarbose
2. miglitol
MOA: incr expression of GLUT4 channel
- Pioglitazone
2. Rosiglitazone
AE: cardiovascular, weight gain, peripheral edema, hepatotoxicity, bone fractures
Thiazolidinediones
which type of oral antidiabetic agent should not be given to someone with preexisting GI issues?
glucosidase inhibs (acarbose + Miglitol)
which antidiabetic agents must be injected?
- Amylinomimetic
2. incretins
which drug can cause acute pancreatitis?
incretins
DPP inhibitors
AE: Nasopharyngitis, URT infections, HA, acute pancreatitis, Hemorrhagic/necrotizing pancreatitis
- Sitagliptin
- Saxagliptin
- Linagliptin
(DPP inhibs)