Contains the active ingredient furosemide (frusemide)
Consumer Medicine Information
What is in this leaflet
Read this leaflet carefully before taking your medicine.
This leaflet answers some common questions about furosemide (frusemide). It does not
contain all the available information. It does not take the place of talking to your
doctor or pharmacist.
The information in this leaflet was last updated on the date listed on the last page.
More recent information on this medicine may be available.
Ask your doctor or pharmacist:
if there is anything you do not understand in this leaflet,
if you are worried about taking your medicine, or
to obtain the most up-to-date information.
You can also download the most up to date leaflet from www.apotex.com.au.
All medicines have risks and benefits. Your doctor has weighed the risks of you using
this medicine against the benefits they expect it will have for you.
Pharmaceutical companies cannot give you medical advice or an individual diagnosis.
Keep this leaflet with your medicine. You may want to read it again.
What this medicine is used for
The name of your medicine is APO-Frusemide. It contains the active ingredient furosemide
Furosemide (frusemide) is used to treat swelling of the ankles, feet, legs or even
the brain or lungs. This swelling is called oedema and can occur in some heart, lung,
liver or kidney conditions.
Furosemide (frusemide) may be used in some patients with more serious kidney problems
who may have some fluid retention.
Furosemide (frusemide) may also be used to lower high blood pressure (which is also
Everyone has blood pressure. This pressure helps move your blood around your body.
Your blood pressure may be different at different times of the day, depending on how
busy or worried you are. You have hypertension (high blood pressure) when your blood
pressure stays higher than is needed, even when you are calm and relaxed.
If high blood pressure is not treated it can lead to serious health problems, including
stroke, heart disease and kidney failure.
Furosemide (frusemide) may be taken alone or in combination with other medicines to
treat your condition.
Your doctor may have prescribed furosemide (frusemide) for another purpose.
Ask your doctor if you have any questions about why it has been prescribed for you.
This medicine is only available with a doctor's prescription.
How it works
Furosemide (frusemide) belongs to a family of drugs called diuretics. A diuretic helps
reduce the amount of excess fluid in the body by increasing the amount of urine produced.
This medicine is not addictive.
Before you take this medicine
When you must not take it
Do not take this medicine if:
You have or have had any of the following:
certain kidney problems
no production or no passing of urine
low blood pressure (hypotension)
low sodium levels in your blood
low potassium levels in your blood
You are pregnant.
Furosemide (frusemide) may affect your developing baby if you take it during pregnancy.
You are breastfeeding.
Furosemide (frusemide) may pass into human breast milk.
You are hypersensitive to, or have had an allergic reaction to, furosemide (frusemide),
sulfonamides or any of the ingredients listed at the end of this leaflet.
Symptoms of an allergic reaction may include: cough, shortness of breath, wheezing
or difficulty breathing; swelling of the face, lips, tongue, throat or other parts
of the body; rash, itching or hives on the skin; fainting; or hay fever-like symptoms.
If you think you are having an allergic reaction, do not take any more of the medicine
and contact your doctor immediately or go to the Accident and Emergency department
at the nearest hospital.
The expiry date (EXP) printed on the pack has passed.
The packaging is torn, shows signs of tampering or it does not look quite right.
Before you start to take it
Before you start taking this medicine, tell your doctor if:
1. You have allergies to:
any other medicines
any other substances, such as foods, preservatives or dyes.
2. You have or have had any medical conditions, especially the following:
high cholesterol levels
gout, a disease with painful, swollen joints
passing less urine than is normal for you
difficulty passing urine
Systemic Lupus Erythematosus (SLE), a disease affecting the skin, joints and kidneys.
3. You are currently pregnant or you plan to become pregnant. Do not take this medicine
4. You are currently breastfeeding or you plan to breast-feed. Do not take this medicine
5. You are planning to have surgery or an anaesthetic.
6. You are currently receiving or are planning to receive dental treatment.
7. You are taking or are planning to take any other medicines. This includes vitamins
and supplements that are available from your pharmacy, supermarket or health food
Tell your doctor if you are on a salt restricted diet.
If you have not told your doctor about any of the above, tell them before you take
Some medicines may interfere with furosemide (frusemide). These include:
certain other fluid tablets or diuretic medicines such as ethacrynic acid
medicines used to treat high blood pressure and some other heart conditions, especially
ACE inhibitors or angiotensin receptor antagonists
digoxin and other medicines used to treat heart failure
non-steroidal anti-inflammatory drugs (NSAIDs) and aspirin, medicines used to relieve
pain, swelling and other symptoms of inflammation, including arthritis
medicines used to relax muscles such as tubocurarine and succinylcholine
lithium, a medicine used to treat mood swings and some types of depression
medicines used in emergency situations such as adrenaline and noradrenaline
cisplatin, a medicine used to treat cancer
theophylline, a medicine used to treat asthma
certain antibiotics, especially cephalosporins and aminoglycosides
amphotericin, a medicine used to treat fungal infections
barbiturates, medicine used to treat epilepsy, to produce calmness, or to help you
narcotic/strong pain killers such as codeine and morphine
medicines used to treat diabetes such as insulin
sucralfate, a medicine used to treat stomach ulcers
anticonvulsant medicines such as chloral hydrate or phenytoin
corticosteroids such as cortisone, prednisone or dexamethasone
medicines used during scans to see the images of your body
methotrexate and cyclosporine A, medicines that suppress the immune
carbenoxolone, used to treat ulcers of the mouth or oesophagus
medicines used to treat thyroid conditions
risperidone, used to treat a number of mood disorders
large amounts of laxatives (medicines for constipation).
These medicines may be affected by furosemide (frusemide), or may affect how well
it works. If you are taking any of these you may need a different dose or you may
need to take different medicines. Your doctor will advise you.
You should not eat large amounts of liquorice when you are taking furosemide (frusemide).
Other medicines not listed above may also interact with furosemide (frusemide).
How to take this medicine
Follow the directions given to you by your doctor carefully.
Their instructions may be different to the information in this leaflet.
How much to take
Your doctor will tell you how much of this medicine you should take. This will depend
on your condition and whether you are taking any other medicines.
Do not stop taking your medicine or change your dosage without first checking with
Adults: 20 to 80 mg as a single dose. The dose may be increased in exceptional cases
up to 400 mg per day.
Children: 2 mg per kg bodyweight per day. The dose may be increased by 1-2mg per kg
and should not exceed 6mg per kg bodyweight.
Adults: The recommended dosage is 40 mg twice daily. The dose may be adjusted according
to the patient's response.
How to take it
Swallow furosemide (frusemide) tablets with a glass of water.
When to take it
Furosemide (frusemide) tablets are usually taken once or twice a day.
Take furosemide (frusemide) tablets on an empty stomach. For example, one hour before
food or two hours after food. Food can interfere with the absorption of furosemide
Take furosemide (frusemide) tablets at about the same time each day unless your doctor
tells you otherwise.
Taking your medicine at the same time each day will have the best effect. It will
also help you remember when to take the medicine.
If you are taking a single dose a day, take it in the morning, for example before
breakfast. If you are taking more than one dose a day, take the last dose no later
than 2 pm, unless your doctor tells you otherwise.
Furosemide (frusemide) may increase the amount of urine you pass; it will also increase
the number of times you need to go to the toilet. By taking your last dose around
2 pm, there may be less chance that your sleep is disturbed.
How long to take it for
Continue taking your medicine for as long as your doctor tells you.
Ask your doctor if you are not sure how long to take the medicine for.
If you forget to take it
This may increase the chance of getting an unwanted side effect.
If it is almost time for your next dose, skip the dose you missed and take the next
dose when you are meant to.
If there is still a long time to go before your next dose, take it as soon as you
remember, and then go back to taking it as you would normally.
Do not take a double dose to make up for missed doses.
If you are not sure what to do, ask your doctor.
If you have trouble remembering when to take your medicine, ask your pharmacist for
hints to help you remember.
If you take too much (overdose)
Immediately telephone your doctor, or the Poisons Information Centre (telephone 13
11 26), or go to Accident and Emergency at your nearest hospital, if you think you
or anyone else may have taken too much furosemide (frusemide).
Do this even if there are no signs of discomfort or poisoning. You may need urgent
If you take too much furosemide (frusemide), you may feel confused, dehydrated, dizzy
or you may pass excessive urine.
While you are taking this medicine
Things you must do
Tell your doctor that you are taking this medicine if:
you are about to be started on any new medicine
you are pregnant or are planning to become pregnant
you are breastfeeding or are planning to breast-feed
you are about to have any blood tests
you are going to have surgery or an anaesthetic or are going into hospital.
Your doctor may occasionally do tests to make sure the medicine is working and to
prevent side effects. Go to your doctor regularly for a check-up.
Tell any other doctors, dentists and pharmacists who are treating you that you take
Things you must not do
Give this medicine to anyone else, even if their symptoms seem similar to yours.
Take your medicine to treat any other condition unless your doctor tells you to.
Stop taking your medicine, or change the dosage, without first checking with your
Things to be careful of
Make sure you drink enough water during any exercise and during hot weather when you
are taking furosemide (frusemide), especially if you sweat a lot.
If you do not drink enough water while taking furosemide (frusemide), you may feel
faint or light-headed or sick. This is because your blood pressure is dropping suddenly
and you are dehydrating. If you continue to feel unwell, tell your doctor.
If you feel light-headed, dizzy or faint, get up slowly when getting out of bed or
You may feel light-headed or dizzy when you begin to take furosemide (frusemide).
This is because your blood pressure is falling suddenly. Standing up slowly, especially
when you get up from beds or chairs, will help your body get used to the change in
position and blood pressure. If this problem continues or gets worse, talk to your
Be careful driving or operating machinery until you know how furosemide (frusemide)
Diuretic medicines may cause dizziness or light-headedness in some people. Make sure
you know how you react to your medicine before you drive a car, operate machinery,
or do anything else that could be dangerous if you are dizzy or lightheaded.
If this occurs do not drive.
If you drink alcohol or take strong painkillers, dizziness or light-headedness may
The effects of alcohol could be made worse while taking furosemide (frusemide). It
is not recommended that you drink alcohol while taking furosemide (frusemide).
If you are taking furosemide (frusemide) for a long period of time, you should check
with your doctor to determine whether or not you should eat more potassium-containing
foods or take potassium supplements. However, increasing the amount of potassium in
your diet may not be necessary and could be harmful. Check with your doctor.
Furosemide (frusemide) may cause your skin to become more sensitive to the sun. If
this happens you should take care to wear protective clothing including a hat and
sun block when you are outside.
Possible side effects
Tell your doctor as soon as possible if you do not feel well while you are taking
this medicine or if you have any questions or concerns.
Do not be alarmed by the following list of side effects.You may not experience any
of them. All medicines can have side effects. Sometimes they are serious, but most
of the time they are not.
Tell your doctor if you notice any of the following:
very dry mouth or unusual thirst
weakness or tiredness
numbness or tingling in the hands and/or feet
calf muscle spasms
muscle pains or cramps
joint pain or stiffness
drowsiness or a lack of energy
dizziness or light-headedness
vomiting or nausea
blurred or impaired vision
unusual bleeding or bruising under the skin
ringing or buzzing in the ears
Tell your doctor as soon as possible if you notice any of the following:
These may be serious side effects of furosemide (frusemide) and you may need urgent
irregular or fast heart beat
passing less urine than is normal for you
severe stomach pain, often with nausea or vomiting
severe dizziness or a spinning sensation
increased sensitivity to sunlight
flaking or peeling of the skin
symptoms of anaemia such as tiredness, being short of breath when exercising, dizziness
and looking pale
frequent infections such as fever, severe chills, sore throat or mouth ulcers
bleeding or bruising more easily than normal, nose bleeds
loss of control of your bladder or bowels (incontinence)
gout, a disease with painful, swollen joints
deafness or ringing in the ears.
If you experience any of the following stop taking your medicine and contact your
doctor or immediately go to the Accident and Emergency at your nearest hospital:
These are very serious side effects and you may need urgent medical attention or hospitalisation:
fainting or having a rapid, weak pulse
red, often itchy spots similar to the rash seen with measles which starts on the limbs
and sometimes on the face and body. The spots may blister and may progress to form
raised red, pale-centred marks. Those affected may have fever, sore throat, headache
with or without diarrhoea.
yellowing of the skin and/or eyes (jaundice).
Other side effects not listed above may occur in some people.
If you think you are having an allergic reaction to furosemide (frusemide), do not
take any more of this medicine and tell your doctor immediately or go to the Accident
and Emergency department at your nearest hospital.
Symptoms of an allergic reaction may include some or all of the following:
cough, shortness of breath, wheezing or difficulty breathing
swelling of the face, lips, tongue, throat or other parts of the body
rash, itching or hives on the skin
hay fever-like symptoms.
Storage and disposal
Keep your furosemide (frusemide) tablets in the bottle until it is time to take them.
If you store your furosemide (frusemide) tablets out of the container they may not
Keep your furosemide (frusemide) tablets in a cool dry place where the temperature
stays below 25°C.
Do not store furosemide (frusemide) tablets or any other medicine in the bathroom,
near a sink, or on a windowsill.
Do not leave it in the car.
Heat, sunlight and dampness can destroy some medicines.
Keep it where children cannot reach it.
A locked cupboard at least one-and-a-half metres above the ground is a good place
to store medicines.
If your doctor tells you to stop taking furosemide (frusemide) or the medicine has
passed its expiry date, ask your pharmacist what to do with any that is left over.
Return any unused medicine to your pharmacist.
What APO-Frusemide looks like
20 mg tablets:
White to off-white round tablets, debossed with 'F2' on one side and plain on the
Packaged in bottles of 50 and 100 tablets.
Packaged in bottles of 50 and 100 tablets.
Packaged in bottles of 50 and 100 tablets.
40 mg tablets:
White to off-white round tablets, debossed with 'F4' on one side and breakline on
the other side.
Packaged in bottles of 30, 50, 60 and 100 tablets.
* Not all strengths and/or pack sizes may be available.
Each tablet contains 20 mg or 40 mg of furosemide (frusemide) as the active ingredient.
It also contains the following inactive ingredients:
pregelatinised maize starch,
sodium starch glycollate (type A)
This medicine is gluten-free and free of azo dyes.
Australian Registration Numbers
APO-Frusemide 20 mg tablets: AUST R 186517.
APO-Frusemide 40 mg tablets: AUST R 186516.
Apotex Pty Ltd
16 Giffnock Avenue
Macquarie Park NSW 2113
APO and APOTEX are registered trade marks of Apotex Inc.
This leaflet was last updated in: