You should not use Lasix if you are unable to urinate.
Do not take more Lasix than your recommended dose. High doses of furosemide may cause irreversible hearing loss.
Before using Lasix, tell your doctor if you have kidney disease, enlarged prostate, urination problems, cirrhosis or other liver disease, an electrolyte imbalance, high cholesterol, gout, lupus, diabetes, or an allergy to sulfa drugs.
Tell your doctor if you have recently had an MRI (magnetic resonance imaging) or any type of scan using a radioactive dye that is injected into your veins. Do not take more of this medication than is recommended. High doses of furosemide may cause irreversible hearing loss. If you are being treated for high blood pressure, keep using this medication even if you feel fine. High blood pressure often has no symptoms.
Before taking this medicine
You should not use Lasix if you are allergic to furosemide, or:
if you are unable to urinate.
To make sure Lasix is safe for you, tell your doctor if you have:
kidney disease;
enlarged prostate, bladder obstruction, urination problems;
cirrhosis or other liver disease;
an electrolyte imbalance (such as low levels of potassium or magnesium in your blood);
high cholesterol or triglycerides (a type of fat in the blood);
gout;
lupus;
a thyroid disorder;
diabetes; or
sulfa drug allergy.
Tell your doctor if you have an MRI (magnetic resonance imaging) or any type of scan using a radioactive dye that is injected into your veins. Both contrast dyes and furosemide can harm your kidneys.
It is not known whether Lasix will harm an unborn baby. Tell your doctor if you are pregnant or plan to become pregnant while using this medicine.
Furosemide can pass into breast milk and may harm a nursing baby. This medicine may also slow breast milk production. Tell your doctor if you are breast-feeding a baby.
