Furosemide Tablet side effects
Reported Effects (Nuksanat)
- Frequent urination (diuresis) — expected therapeutic effect
- Dizziness or lightheadedness (especially on standing)
- Electrolyte disturbances — hypokalemia (low potassium), hyponatraemia, hypocalcaemia
- Muscle cramps
- Dehydration
Serious Effects and Warning Symptoms (Ahm alamat)
- Severe hypokalemia — cardiac arrhythmia risk (especially dangerous if co-prescribed with digoxin)
- Ototoxicity — hearing loss or tinnitus (rare, mainly with high IV doses)
- Severe dehydration and volume depletion
- Metabolic alkalosis
A list does not determine frequency or prove causation. Seek medical advice for persistent, worsening or unexpected symptoms.
Interactions (Dawaon ke sath reaction)
Digoxin — hypokalemia caused by furosemide worsens digoxin toxicity (CRITICAL INTERACTION); NSAIDs — reduce diuretic effect; ACE inhibitors/ARBs — additive blood pressure reduction; Aminoglycosides — increased nephrotoxicity and ototoxicity; Lithium — furosemide increases lithium toxicity; Antidiabetics — furosemide raises blood glucose, may reduce antidiabetic effect
Before Changing Treatment (Ilaj badalne se pehle)
- Don't use Lasix if you are allergic to furosemide or sulfonamides
- Potassium monitoring essential — severe hypokalemia can cause cardiac arrhythmia (especially dangerous with digoxin)
- Risk of dehydration and orthostatic hypotension — rise slowly from sitting/lying position
- Ototoxicity risk (hearing loss) with high IV doses or rapid infusion — rare with oral use
- Take in morning to avoid nocturnal (night-time) diuresis disrupting sleep
- Furosemide can raise blood glucose — use with caution in diabetes
Related Information (Mazeed maloomat)
Full Furosemide Tablet guide · Uses · Dosage · Side effects
Educational information only. This editorial correction does not constitute a new clinician review. Confirm the local product leaflet and prescription with a qualified healthcare professional.