Furosemide Flashcards
1
Q
Furosemide: Class
A
Loop Diuretic
2
Q
Furosemide: Mechanism of Action
A
Inhibits electrolyte reabsorption and promotes excretion of sodium, potassium, chloride.
3
Q
Furosemide: Indications
A
CHF
Pulmonary Edema
Hypertensive Crisis
4
Q
Furosemide: Contraindications
A
Hypovolemia Anuria Hypotension (relative contraindication) Hypersensitivity Hepatic Coma
5
Q
Furosemide: Adverse Reactions
A
May exacerbate Hypovolemia Hypokalemia Hypochloremia Hyponatremia Hyperglycemia (due to hemoconcentration) ECG changes Dry mouth
6
Q
Furosemide: Drug Interactions
A
- Lithium toxicity may be potentated by sodium depletion.
- Digitalis toxicity may be potentated by potassium depletion.
7
Q
Furosemide: How Supplied
A
100 mg / 5 ml
20 mg / 2 ml
40 mg / 4 ml vials
8
Q
Furosemide: Dosage and Administration
A
Adult: 0.5-1mg/kg slow IV push
Pediatric: 1 mg / kg / dose IV, IO.
9
Q
Furosemide: Onset
A
5 Minutes
10
Q
Furosemide: Peak Effect
A
20-60 Minutes
11
Q
Furosemide: Duration
A
4-6 Hours
12
Q
Furosemide: Pregnancy Class
A
C
13
Q
Furosemide: Special Considerations
A
- Ototoxicity and deafness can occur with rapid administration.
- Should be protected from light.
