About furosemide sodium
Loop diuretic
Used for
- Fluid buildup from heart failure, liver disease, or kidney disease
- High blood pressure
Usual adult dose
For fluid buildup: commonly 20–40 mg by slow IV or IM injection; repeat or adjust according to response.
Usual dose in children
For fluid buildup: commonly 1 mg/kg by slow IV or IM injection; doses may be adjusted by response.
Common side effects
- Frequent urination and dehydration
- Low blood pressure or dizziness
- Low potassium and other electrolyte changes
- Kidney function changes
Important warnings
- Injection requires careful monitoring of blood pressure, kidney function, and electrolytes.
- Rapid IV administration or high doses can damage hearing.
- Use caution with dehydration, low blood pressure, or severe kidney disease.
- Seek urgent care for severe allergic reaction or sudden hearing changes.
Pregnancy
Use only when clearly needed; risks and benefits should be assessed by a clinician.
Breastfeeding
May reduce milk production, particularly at higher doses; discuss use with a clinician.
Interactions
- Digoxin: low potassium can increase risk of heart rhythm problems.
- Lithium: furosemide can raise lithium levels and toxicity risk.
- NSAIDs may reduce its diuretic effect and impair kidney function.
- Aminoglycoside antibiotics may increase hearing and kidney damage risks.
AI-generated from general medical knowledge, not from this product's official leaflet. It may be incomplete or out of date. Not medical advice — ask a pharmacist or doctor before making any decision.