What is furosemide
is in a class of drugs called loop diuretics (water pills).
It decreases the amount of fluid in the body by increasing
the amount of salt and water lost in the urine.
is used to reduce swelling in the body caused by congestive
heart failure, liver disease, or kidney disease.
may also be used for purposes other than those listed in this
General medical information about furosemide
To reduce nighttime urination, take furosemide early
in the day unless otherwise directed by your doctor.
Promptly report any muscle weakness or cramps to your doctor.
Who should not take furosemide
Before taking this medication, tell your doctor if you have:
- an allergy to sulfa medicines such as
- kidney disease,
- diabetes mellitus,
- systemic lupus erythematosus.
not be able to take furosemide, or you may require a dosage
adjustment or special monitoring during treatment if you
have any of the conditions listed above.
is in the FDA pregnancy category C. This means that it is
not known whether furosemide will harm an unborn baby. Do
not take furosemide without first talking to your doctor
if you are pregnant.
Furosemide passes into breast
milk and may affect a nursing infant. Do not take furosemide
without first talking to your doctor if you are breast-feeding
How should take furosemide Take furosemide exactly as directed by your doctor.
If you do not understand these directions, ask your pharmacist,
nurse, or doctor to explain them to you.
dose with a full glass of water.
To reduce nighttime
urination, take furosemide early in the day unless otherwise
directed by your doctor.
Do not stop taking furosemide
suddenly even if you feel better. Stopping suddenly could
make your condition worse.
Store furosemide at room
temperature away from moisture and heat.
If you miss a dose: If you take one dose daily, take the missed dose
as soon as you remember within 12 hours. If more than 12
hours have passed, skip the dose you missed and take only
the next regularly scheduled dose. Do not take a double
dose of this medication.
If you take more than one
dose daily, take the missed dose up to 2 hours late. If
more than 2 hours have passed, skip the missed dose and
take only the next regularly scheduled dose. Do not take
a double dose of this medication.
What happens if you overdose: Seek emergency medical attention.
of a furosemide overdose include weakness, muscle cramps,
fatigue, dizziness, fainting, confusion, irregular pulse,
nausea, and vomiting.
Avoid while taking furosemide Use alcohol cautiously. Alcohol may increase the
side effects of furosemide.
Possible side effects of furosemide
If you experience any of the following serious side
effects, stop taking furosemide and seek emergency medical
attention or call your doctor immediately:
- an allergic
reaction (difficulty breathing; closing of your throat;
swelling of your lips, tongue, or face; or hives);
muscle cramps or weakness;
- an irregular heartbeat;
- abdominal pain or diarrhea;
- low blood
pressure (weakness, dizziness, fatigue); or
Other, less serious side effects may be
more likely to occur. Continue to take furosemide and talk
to your doctor if you experience
- dry mouth or increased
- headache, dizziness, or lightheadedness;
- increased sensitivity to
- a rash;
- jaundice (yellow skin
- ringing in the ears;
- easy bleeding or bruising; or
in the hands or feet.
Side effects other than those
listed here may also occur. Talk to your doctor about any
side effect that seems unusual or that is especially bothersome.
What other drugs will affect furosemide Before taking furosemide tell your doctor if you
are taking any of the following medications:
(Lithobid, Eskalith, others);
- probenecid (Benemid);
- a nonsteroidal anti-inflammatory drug (NSAID) such
as ibuprofen (Motrin, Advil, Nuprin), naproxen (Naprosyn,
Anaprox, Aleve), ketoprofen (Orudis, Orudis KT, Oruvail),
indomethacin (Indocin), diclofenac (Cataflam, Voltaren),
etodolac (Lodine), nabumetone (Relafen), oxaprozin (Daypro),
piroxicam (Feldene), sulindac (Clinoril), tolmetin (Tolectin),
fenoprofen (Nalfon), ketorolac (Toradol), or flurbiprofen
- a diabetes medication such as glipizide
(Glucotrol), glyburide (Micronase, Glynase, Diabeta), chlorpropamide
(Diabinese), tolazamide (Tolinase), tolbutamide (Orinase),
You may not be able to take furosemide,
or you may require a dosage adjustment or special monitoring
during treatment if you are taking any of the medications
Also, before taking furosemide, tell
your doctor if you are taking any other medicine to treat
high blood pressure, water retention, heart problems, prostate
problems, or another condition. Some medicines used to treat
these conditions may interact with furosemide and the effects
on your heart may be increased.
other than those listed here may also interact with furosemide.
Talk to your doctor and pharmacist before taking any prescription
or over-the-counter medicines.