diabetes Flashcards
Metformin’s effect on weight
weight loss 2-5kg
Metformin’s effect on Hgb H1ac
decrease 1.5 to 2.6 %
Metformin’s effect on women
pcos treatment
Metformin’s effect on TG
decrease by 16%
Metformins effect on lipid level
lower by 8%
Metformins effect on HDL and total cholesterol
increase HDL by 2% and increase total cholesterol by 5%
Metformins effect on fibrinolysis, inflammatory marker, endothelial function
improvement
what is metformin’s drug class?
biguanides
what is the role of metformin
insulin sensitizer
metformin peak level
1-3hr
metformin half life
5hrs
metformin metabolism site
liver and kidneys
metformin preparations
500, 750, 850, 1000mg
metformin maximum daily dosage
2000mg
metformin adverse effect:
GI side effect and anorexia
when do you eat metformin?
after meals
Clinical use of metformin
diet failed DM2 especially in overweight, failure to meet treatment goals in SU, IGT, PCOS.
how is metformin used with other drugs or solo?
monotherapy or combo with SU, glinides, AGIs, glitazones, and insulins
Metformin contraindication in women
pregnancy and breastfeeding
metformin renal dysfunction
creatinine >1.5mg/dl (males), >1.4mg/dl(females)
metformin liver dysfunction
hepatic dyfunction = lactate metabolism
metformin electrolyte problem
acute or chronic lactic acidosis
metformin lifestyle contra
hx of alcoholism
metformin no nos
any condition with renal dysfunction or hypoxic conditions (cvd, severe infection, use iodinated contrast, trauma, major operation)
metformin additional iotragenic problem
hold metformin: prevent contrast induced nephropathy
increase insulin secretion regardless of blood glucose level.
sulfonylureas and meglinitides
sulfonylurea and meglinitides side effect
hypoglycemia, stimulate appetite weight gain, nausea, fullness, heartburn. Rash, swelling
contraindication of sulfonylurea and meglinitides
type 1 dm, pregnancy, breast feeding
stimulating insulin secretion by the pancreat beta cells
sulfonylureas
A1c effect
reduction 1-2%
sulfonylurea treatment method
monotherapy or in combo with others
sulfony urea is unaffected by food except
glipizide
metabolized in urine
chlorpropamide
metabolized in biliary
glipzide
adverse effect on SU
hypoglycemia and weight gain
blood effect on Su
agranulocytosis, thrombocytopenia, BM aplasia, RBC aplasia, hemolytic anemia
skin effect on Su
rashes, pruritis, erythema nodosum, erythema multiforme, Steven Johnson syndrome, exfoliative dermatitis, purpura photosensitivity
GIT effect on Su
N/V, heartburn