Furosemide

Question 1

Furosemide Trade Name

Answer 1

(Lasix, Furoscix)
(Not carried by Danbury)
(Not in CT Protocols)

Question 2

Furosemide Classification

Answer 2

Medscape:
Loop diuretic

Question 3

Furosemide Mechanism

Answer 3

Medscape:
Loop diuretic; inhibits reabsorption of sodium and chloride ions at proximal convoluted tubes and distal convoluted renal tubules and loop of Henle; by interfering with chloride-binding cotransport system, causes increases in water, calcium, magnesium, sodium, and chloride excretion.

Capital:
Potent loop diuretic that inhibits reabsorption of sodium and chloride in kidneys. Also causes venous dilation prompting a reduce in preload and decreasing cardiac workload

Question 4

Furosemide Onset of Action

Answer 4

Medscape:
5 min (IV), 30-60 min (PO/SL); 30 min (IM);

Question 5

Furosemide Duration of Action

Answer 5

Medscape:
2 hr (IV); 6-8 hr (PO)
(Per Sheehan 4-6 hrs)

Question 6

Furosemide Indications

Answer 6

Capital:
CHF and pulmonary edema caused by hypervolemia

Question 7

Furosemide Contraindications

Answer 7

Capital:
Hypersensitivity, Hypovolemia, Anuria
Electrolyte deficiencies, most notably hypokalemia

Question 8

Furosemide Side Effects/ Precautions/ Comments

Answer 8

Capital:
Hypotension, Electrolyte deficiencies, Nausea/vomiting, Diarrhea, Muscle cramps
Metabolic alkalosis,
Deafness and projectile vomiting can occur with rapid IVP
Expect a 10-12 mm Hg systolic and 5-7 mm Hg diastolic BP drop

Question 9

Furosemide Adult Dose

Answer 9

Capital:
40 mg or twice the patients prescribed daily dose, max 80 mg slow IVP

Question 10

Furosemide Pediatric Dose

Answer 10

Capital:
Not recommended

Question 11

Furosemide
Max Dose Adult (Pediatric)

Answer 11

max 80 mg slow IVP

Question 12

Furosemide Routes of Administration

Answer 12

IV/IO/IM/PO

Question 13

Furosemide How Supplied

Answer 13

10mg/ml vials