Before using this drug, tell your doctor your medical history especially of: kidney problems, unusual decrease in urine output, liver disease, diabetes, drug allergies. This drug may reduce the potassium levels in your blood. Ask your doctor about adding potassium to your diet. A potassium supplement may be prescribed by your doctor. Furosemide may make you more sensitive to sunlight. Use a sunscreen and wear protective clothing.
Alcohol may intensify side effects. Limit your alcohol intake. Furosemide should be used only when clearly needed during pregnancy. Discuss the risks and benefits with your doctor. This drug is excreted into breast milk. Though, to date, no problems have been reported to nursing infants, consult your doctor before breast-feeding.