Before taking Lasix (Lasix (Furosemide)), tell your doctor or pharmacist if you are allergic to it; or if you have any other allergies.
Lasix (Furosemide) should not be used if you have certain medical conditions. Before using this medicine, consult your doctor or pharmacist if you have: severe kidney disease (inability to make urine or anuria).
Before using Lasix (Furosemide), tell your doctor or pharmacist your medical history, especially of: kidney disease, liver disease, untreated mineral imbalance (e.g., sodium, potassium), gout, lupus.
If you have diabetes, Lasix (Lasix (Furosemide)) may affect your blood sugar levels. Check your blood sugar levels regularly as directed and share the results with your doctor. Tell your doctor immediately if you have symptoms of high blood sugar such as increased thirst/urination. Your doctor may need to adjust your anti-diabetic medication or diet.
Lasix (Furosemide) 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.
Lasix (Furosemide) may make you more sensitive to the sun. Avoid prolonged sun exposure, tanning booths or sunlamps. Use a sunscreen and wear protective clothing when outdoors.
Before having surgery, tell your doctor or dentist that you are taking Lasix (Furosemide).
Lasix (Furosemide) may make you dizzy, drowsy, or cause blurred vision; use caution engaging in activities requiring alertness such as driving or using machinery. Limit alcoholic beverages.
To minimize dizziness and lightheadedness, get up slowly when rising from a seated or lying position.
Caution is advised when using Lasix (Furosemide) in the elderly because they may be more sensitive to its effects, especially dizziness.
Lasix (Furosemide) should be used only when clearly needed during pregnancy. Discuss the risks and benefits with your doctor.
Lasix (Furosemide) passes into breast milk. Consult your doctor before breast-feeding.
IMPORTANT NOTE: This information is provided for educational purposes only and is intended to be a supplement to, and not a substitute for, the expertise and professional judgment of your veterinarian. You should always consult your own veterinarian for specific advice concerning the treatment of your pet.
Store at room temperature between 59-86 degrees F (15-30 degrees C) away from light and moisture. Do not store in the bathroom. Keep all medicines away from children and pets.
Properly discard this product when it is expired or no longer needed. Consult your pharmacist or local waste disposal company for more details about how to safely discard your product.
IMPORTANT NOTE: This information is provided for educational purposes only and is intended to be a supplement to, and not a substitute for, the expertise and professional judgment of your veterinarian. You should always consult your own veterinarian for specific advice concerning the treatment of your pet.
Take Lasix (Furosemide) by mouth with or without food, usually once or twice daily, or as directed by your doctor. The dosage is based on your medical condition and response to therapy. In children, doses greater than 6 milligrams per kilogram of body weight are not recommended.
If you take Lasix (Furosemide) too close to bedtime, you may need to wake up to urinate. Therefore, it is best to take Lasix (Furosemide) at least 4 hours before your bedtime. Consult your doctor or pharmacist if you have questions about your dosing schedule.
Use Lasix (Furosemide) regularly in order to get the most benefit from it. Remember to use Lasix (Furosemide) at the same time(s) of the day as directed. It is important to continue taking Lasix (Furosemide) even if you feel well. Most people with high blood pressure do not feel sick. Do not stop taking Lasix (Furosemide) without consulting your doctor.
Sucralfate, cholestyramine, and colestipol can decrease the absorption of Lasix (Lasix (Furosemide)). If you are taking any of these drugs, separate them from Lasix (Lasix (Furosemide)) by at least 2 hours.
If your condition persists or worsens, contact your doctor or pharmacist.
IMPORTANT NOTE: This information is provided for educational purposes only and is intended to be a supplement to, and not a substitute for, the expertise and professional judgment of your veterinarian. You should always consult your own veterinarian for specific advice concerning the treatment of your pet.
Dizziness, lightheadedness, headache, blurred vision, loss of appetite, stomach upset, diarrhea, or constipation may occur as your body adjusts to the medication. If any of these effects persist or worsen, notify your doctor or pharmacist promptly.
Remember that your doctor has prescribed Lasix (Furosemide) because he or she has judged that the benefit to you is greater than the risk of side effects. Many people using Lasix (Furosemide) do not have serious side effects.
Lasix (Furosemide) may lead to excessive loss of body water and minerals (including potassium). Tell your doctor immediately if you have any of these unlikely but serious symptoms of dehydration or mineral loss: muscle cramps or weakness, confusion, severe dizziness, drowsiness, unusual dry mouth or thirst, nausea or vomiting, fast/irregular heartbeat, unusual decrease in the amount of urine, fainting, seizures.
Tell your doctor immediately if any of these unlikely but serious side effects occur: numbness/tingling of the arms/legs, ringing in the ears, hearing loss.
Tell your doctor immediately if any of these highly unlikely but very serious side effects occur: signs of infection (e.g., fever, persistent sore throat), easy bleeding or bruising, stomach/abdominal pain, persistent nausea/vomiting, yellowing of eyes/skin.
A serious allergic reaction to Lasix (Furosemide) is unlikely, but seek immediate medical attention if it occurs. Symptoms of a serious allergic reaction include: rash, itching, swelling, severe dizziness, trouble breathing.
This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.
IMPORTANT NOTE: This information is provided for educational purposes only and is intended to be a supplement to, and not a substitute for, the expertise and professional judgment of your veterinarian. You should always consult your own veterinarian for specific advice concerning the treatment of your pet.
If you miss a dose of Lasix (Furosemide), use it as soon as you remember. If it is near the time of the next dose, skip the missed dose and resume your usual dosing schedule. Do not double the dose to catch up.
IMPORTANT NOTE: This information is provided for educational purposes only and is intended to be a supplement to, and not a substitute for, the expertise and professional judgment of your veterinarian. You should always consult your own veterinarian for specific advice concerning the treatment of your pet.
Your doctor or pharmacist may already be aware of any possible drug interactions and may be monitoring you for them. Do not start, stop, or change the dosage of any medicine before checking with them first.
See also the How to Use section.
Lasix (Furosemide) should not be used with the following medications because very serious interactions may occur: cisapride, ethacrynic acid.
If you are currently using any of these medications, tell your doctor or pharmacist before starting Lasix (Lasix (Furosemide)).
Before using Lasix (Furosemide), tell your doctor or pharmacist of all prescription and nonprescription/herbal products you may use, especially of: aliskiren, other drugs that can affect hearing/balance (e.g., aminoglycoside antibiotics such as gentamicin, tobramycin), amphotericin B, cholestyramine, cisplatin, colestipol, corticosteroids (e.g., prednisone), digoxin, lithium, nonsteroidal anti-inflammatory drugs (NSAIDs such as ibuprofen, indomethacin), large doses of aspirin and aspirin-like drugs (salicylates), sucralfate.
Check the labels on all your medicines (e.g., cough-and-cold products, diet aids, NSAIDs for pain/fever reduction) because they may contain ingredients that could increase your blood pressure or swelling (edema). Ask your pharmacist about the safe use of those products.
This document does not contain all possible interactions. Therefore, before using this product, tell your doctor or pharmacist of all the products you use. Keep a list of all your medications with you, and share the list with your doctor and pharmacist.
IMPORTANT NOTE: This information is provided for educational purposes only and is intended to be a supplement to, and not a substitute for, the expertise and professional judgment of your veterinarian. You should always consult your own veterinarian for specific advice concerning the treatment of your pet.