Contains the active ingredient quetiapine (as quetiapine fumarate)
Consumer Medicine Information
NOTICE: This Consumer Medicine Information (CMI) is intended for persons
living in Australia. This page contains answers to some common
. It does
not contain all the information that is known about
. It does not take the
place of talking to your doctor or pharmacist. All medicines have risks
and benefits. Your doctor has weighed the risk of you using this medicine
against the benefits he/she expects it will have for you. If you have
any concerns about using this medicine, ask your doctor or pharmacist.
Bookmark or print this page, you may need to read it again.
What this medicine is used for
The name of your medicine is APO-Quetiapine tablets. It contains the active ingredient quetiapine (as quetiapine fumarate).
It is used to treat:
the symptoms of schizophrenia, an illness which affects the way people think, feel and act.
Bipolar 1 disorder, an illness in which there are sustained mood swings, either up (mania) or down (depression). During mania,
patients experience episodes of overactivity, elation or irritability. During depression, patients may feel depressed or guilty,
lack energy, lose their appetite and have trouble sleeping. Quetiapine may both treat and prevent bipolar disorder from recurring.
Ask your doctor if you have any questions about why this medicine has been prescribed for you. Your doctor may have prescribed
this medicine for another reason.
This medicine is available only with a doctor's prescription.
How it works
Quetiapine belongs to a group of medicines called antipsychotics.
It helps to correct chemical imbalances in the brain.
There is no evidence that this medicine is addictive.
Use in children
Do not give quetiapine to children or adolescents unless recommended by your doctor.
The effects of quetiapine have only been studied in children aged between 10 and 17 years with bipolar mania and in children
aged between 13 and 17 years with schizophrenia. There is not enough information on its effects in children to recommend use
in other age groups or for other conditions.
Before you take this medicine
When you must not take it
Do not take this medicine if:
You are hypersensitive to, or have had an allergic reaction to, quetiapine or any of the ingredients listed at the end of
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:
heart or blood vessel problems or a family history of heart or blood vessel problems, including: low blood pressure, stroke,
problems with your circulation or any condition that affects blood flow to the brain, problems with the way your heart beats
or a history of heart attack or prolonged QT interval.
problems which may lead you to developing low blood pressure, e.g. being dehydrated, low blood volume, or taking certain blood
low potassium or magnesium in your blood
diabetes (or a family history of diabetes). Patients with diabetes or who have a higher chance of diabetes should have their
blood sugar checked before and during treatment with this medicine.
epilepsy (seizures or fits)
dementia or related behavioural disorders (especially in elderly patients).
low white blood cell count
thoughts of suicide or self-harm. Depression and other mental illnesses can lead to suicide. It is important to discuss all
the risks of treating depression and mental illness as well as the risks of not treating it. You should discuss all treatment
choices with your doctor, not just the use of medicines. Patients (and caregivers of patients) need to monitor for any worsening
of their condition and/or the emergence of thoughts of suicide or suicidal behaviour or thoughts of harming themselves and
to seek medical advice immediately if these symptoms present.
3. You are currently pregnant or you plan to become pregnant.
Do not take this medicine whilst pregnant until you and your doctor have discussed the risks and benefits involved.
There have been some reports of side effects such as shaking, muscle stiffness, breathing difficulty and problems feeding
in newborn babies whose mothers have taken quetiapine during the third trimester of pregnancy.
4. You are currently breastfeeding or you plan to breast-feed.
Breast-feeding is generally not recommended when taking quetiapine. Do not take this medicine whilst breast-feeding until
you and your doctor have discussed the risks and benefits involved.
5. You are planning to be in a situation where your body will be subject to extreme heat or you will be exercising strenuously,
or likely to suffer from dehydration.
6. You are having any blood or urine tests
7. You are planning to have surgery or an anaesthetic.
8. You are currently receiving or are planning to receive dental treatment.
9. 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 shop.
Some medicines may interact with quetiapine. These include:
medicines used to treat anxiety, depression, mood swings, attention deficit hyperactivity disorder (ADHD) or other mood disorders
lorazepam, a medicine used to help you sleep
certain medicines for treating epilepsy, such as phenytoin and carbamazepine
medicines for high blood pressure (including diuretics or fluid tablets) or heart conditions
some antibiotics such as rifampicin and erythromycin
medicines used for fungal infections such as ketoconazole
medicines for Human Immunodeficiency Virus (HIV)
other antipsychotic medicines such as thioridazine
medicines used to treat Parkinson's disease
stimulants such as amphetamines
glucocorticoids - steroid medicines used to treat inflammation.
If you are taking any of these you may need a different dose or you may need to take different medicines.
Other medicines not listed above may also interact with quetiapine.
How to take this medicine
Follow carefully all directions given to you by your doctor. Their instructions may be different to the information in this
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.
Quetiapine fumarate is usually taken once or twice a day.
If you are elderly or if you have liver problems your doctor may prescribe a lower dose.
Do not stop taking your medicine or change your dosage without first checking with your doctor.
How to take it
Swallow your tablets whole with a full glass of water.
When to take it
Take this medicine at the same time each day. Taking it at the same time each day will have the best effect and will also
help you remember when to take it.
It does not matter if you take it before, with or after food.
How long to take it for
Continue taking your medicine for as long as your doctor tells you.
Quetiapine helps control your condition, but does not cure it. Therefore you must take it every day.
Do not stop taking it suddenly unless your doctor tells you to - even if you feel better.
Make sure you have enough to last over weekends and holidays.
If you forget to take it
If it is almost time to take your next dose, skip the missed dose and take your next dose at the usual time. Otherwise, take
it as soon as you remember and then go back to taking your medicine as you would normally.
Do not take a double dose to make up for missed doses.
This may increase the chance of you experiencing side effects.
If you have trouble remembering to take your medicine, ask your pharmacist for some hints to help you remember.
If you take too much (overdose)
If you think that you or anyone else may have taken too much of this medicine, immediately telephone your doctor or the Poisons
Information Centre (Tel: 13 11 26 in Australia) for advice. Alternatively, go to the Accident and Emergency department at
your nearest hospital.
Do this even if there are no signs of discomfort or poisoning. You may need urgent medical attention.
If you take too much quetiapine, you may feel drowsy, sleepy, and dizzy or have fast heart beats.
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 (tell your doctor immediately)
you are breastfeeding or are planning to breast-feed
you are about to have any blood or urine 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.
If you or someone you know is demonstrating any of the following warning signs of suicide while taking quetiapine, contact
your doctor or a mental health professional immediately or go to the nearest hospital for treatment:
Thoughts or talk of death or suicide.
Thoughts or talk of self-harm or harm to others.
Any recent attempts of self-harm
Increase in aggressive behaviour, irritability or agitation.
Worsening of depression.
Occasionally, the symptoms of depression may include thoughts of suicide or self-harm. These symptoms may continue or get
worse during the early stages of treatment until the effect of the medicine becomes apparent.
All mentions of suicide or violence must be taken seriously.
Tell any other doctors, dentists and pharmacists who are treating you that you take this medicine.
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 suddenly, or change the dosage, without first checking with your doctor. If your doctor decides
that you need to stop taking quetiapine then he/she will reduce the dose gradually over one to two weeks.
Things to be careful of
Be careful when driving or operating machinery until you know how this medicine affects you, as it may impair judgement, thinking
If quetiapine makes you feel light-headed, dizzy or faint, be careful when getting up from a sitting or lying position. Standing
up slowly, especially when you get up from bed 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 doctor.
Be careful when drinking alcohol while you are taking quetiapine. Combining your medicine and alcohol can make you more sleepy
Your doctor may suggest you avoid alcohol while you are being treated with this medicine.
Make sure you keep cool in hot weather and warm in cool weather. Take care also if doing strenuous exercise, and be certain
to maintain your fluid levels. Quetiapine may affect the way your body reacts to temperature changes.
Avoid drinking large quantities of grapefruit juice. This medicine may be affected by grapefruit juice.
Possible side effects
Tell your doctor as soon as possible if you do not feel well while you are taking quetiapine or if you have any questions
Do not be alarmed by the following lists 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:
weight gain, increased appetite
feeling weak or lethargic
runny or stuffy nose
nausea, vomiting, upset stomach, constipation or diarrhoea
swelling of your hands, feet or ankles
blurred vision or other sight problems
feeling sleepy or having trouble getting to sleep
abnormal dreams, nightmares
fall in blood pressure, especially on standing. This will be apparent to you as light-headedness or dizziness that passes
after a few seconds or after sitting down again.
Tell your doctor as soon as possible if you notice any of the following.
These may be serious side effects and you may need medical attention:
shortness of breath, difficulty in breathing and/or tightness in the chest, or chest infection.
low body temperature
difficulty in speaking
difficulty in swallowing
passing only small amounts of urine
fast or irregular heart beats (palpitations)
sleep walking or doing other activities whilst asleep
symptoms of high sugar levels in the blood (including passing large amounts of urine, excessive thirst, increase in appetite
with a loss of weight, feeling tired, drowsy, weak, depressed, irritable and generally unwell)
breast enlargement, unusual secretion of breast milk.
If you experience any of the following, stop taking your medicine and contact your doctor immediately or go to the Accident
and Emergency department at your nearest hospital.
These are very serious side effects and you may need urgent medical attention or hospitalisation:
thoughts or actions regarding harming or killing oneself.
long lasting and painful erection
fainting or passing out
signs of frequent infections such as fever, chills, sore throat or mouth ulcers
bleeding or bruising more easily than normal
very marked drowsiness
abnormal muscle movement, including an overwhelming urge to move your legs, difficulty starting muscle movements, shaking,
restlessness or muscle stiffness without pain.
worm-like movements of the tongue, or other uncontrolled movements of the tongue, mouth, cheeks or jaw which may progress
to the arms and legs.
a sudden increase in body temperature, with sweating, or a fast heart beat
severe upper stomach pain, often with nausea and vomiting (particularly in patients with other risk factors such as gallstones,
alcohol consumption and/or increased levels of certain fats within the blood).
Occasionally, quetiapine may be associated with changes in your liver function or blood (e.g. blood fat levels such as cholesterol
or triglycerides, blood sugar levels, thyroid hormone levels, white blood cells), which may require your doctor to do certain
Other side effects not listed above may occur in some patients.
If you think you are having an allergic reaction to quetiapine, 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 medicine in its original packaging until it is time to take it.
If you take your medicine out of its original packaging it may not keep well.
Keep your medicine in a cool dry place where the temperature will stay below 25°C.
Do not store your medicine, or any other medicine, in the bathroom or near a sink. Do not leave it on a window sill or in
the car. Heat and dampness can destroy some medicines.
Keep this medicine 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 this medicine or it has passed its expiry date, your pharmacist can dispose of the
remaining medicine safely.
What APO-Quetiapine looks like
Peach, round, biconvex, film coated tablet. Engraved "APO" on one side, "QUE" over "25" on the other side.
Blister packs of 60 tablets.
Yellow, round, biconvex, film coated tablet. Engraved "APO" on one side "QUE" over "100" on the other side.
Blister packs of 90 tablets.
Pale yellow, round, biconvex, film coated tablets. Engraved "APO" on one side, "QUE" over "150" on the other side.
Blister packs of 60 tablets.
White, round, biconvex, film coated tablet. Engraved "APO" on one side, "QUE" over "200" on the other side.
White, capsule shaped, biconvex film coated tablet. Engraved "APO" on one side, "QUE 300" on the other side.
Blister packs of 60 and 100 tablets.
* Not all strengths, pack types and/or pack sizes may be available.
Each tablet contains 25mg, 100mg, 150mg, 200mg or 300mg of quetiapine (as quetiapine fumarate) as the active ingredient.
It also contains the following inactive ingredients:
Silica - colloidal anhydrous
Iron oxide yellow (contained in 25mg, 100mg and 150mg tablets only)
Iron oxide red (contained in 25mg tablets only)
This medicine is gluten-free, lactose-free, sucrose-free, tartrazine-free and free of other azo dyes.
Australian Registration Numbers
APO-Quetiapine 25mg tablets Blister: AUST R 166082
APO-Quetiapine 100mg tablets Blister: AUST R 166077
APO-Quetiapine 150mg tablets Blister: AUST R 166061
APO-Quetiapine 200mg tablets Blister: AUST R 166064
APO-Quetiapine 300mg tablets Blister: AUST R 166059
Apotex Pty Ltd
16 Giffnock Avenue
Macquarie Park NSW 2113
APO and APOTEX are registered trade marks of Apotex Inc.
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