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Furosemide (lasix)
Question | Answer |
---|---|
Class | sulfa-amide type loop diuretic |
MOA | stops the absorption of sodium and chloride in the proximal tubule and loop of henle |
MOA | cause rapid diuresis in 15-20 minutes |
MOA | causes venodilation-within 5 min (reduces preload) |
MOA | decreases renal vascular resistance=increased renal blood flow |
MOA | excretes Na,Ca,K,Mg,Cl,HCO3,HPO4 |
Indication | Edema due to-CHF,cirrosis of liver,renal disease |
Idication | Cerebral edema |
Indication | Hypertensice emergencies |
Contra | Pregnancy |
Contra | Hypotension |
COntra | Electrolyte depletion |
COntra | Hypovolemia/dehydration |
Contra | Hypersensitivity to sulfa drugs |
Contra | Anuria (inhability to urinate) |
How supplied | 10mg/ml in 2,4,8 ml ampules or 10mg/ml in 10ml vial |
DOsage | 20-40 mg SIVP over 1-2 mins 0.5-1mg/kg if no responce 2nd dose 2mg/kg repeat in 1-2 hrs |