SUR 110
Medication Drug Cards
MEDICATION: Furosemide
TRADE NAME: Lasix
GENERIC NAME: Furosemide
CLASSIFICATION: diuretic
ACTION: Furosemide works by blocking the absorption of salt and fluid in the kidney
tubules, causing a profound increase in urine output (diuresis).
ROUTE (IN SURGERY): IV
DOSAGE (ADULT): The dosage is based on medical condition and response to therapy.
Adult - The usual initial dose of LASIX is 20 to 80 mg given as a single dose. Ordinarily
a prompt diuresis ensues. If needed, the same dose can be administered 6 to 8 hours later
or the dose may be increased. The dose may be raised by 20 or 40 mg and given not
sooner than 6 to 8 hours after the previous dose until the desired diuretic effect has been
obtained. In children, doses greater than 6 mg per kilogram of body weight are not
recommended.
SIDE EFFECTS: (2 MOST COMMON AND 2 MOST SERIOUS): Commonly
observed side effects are low blood pressure, and water and electrolyte depletion. Less
common side effects include jaundice, ringing in ears (tinnitus), light sensitivity, rash,
pancreatitis, nausea, abdominal pain, dizziness, anemia, and other blood disorders.
HOW IT IS USED IN SURGERY: Anesthesia provider gives to pt via IV. Treatment
of: Edema (associated with congestive heart failure, cirrhosis of the liver, and
renal disease, including the nephrotic syndrome) and Hypertension,
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