Contains the active ingredient donepezil hydrochloride (as monohydrate)
Consumer Medicine Information
What is in this leaflet
Read this leaflet carefully before taking your medicine.
This leaflet answers some common questions about donepezil. 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.
All medicines have risks and benefits. Your doctor has weighed the risks of you taking 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 Chemmart Donepezil. It contains the active ingredient donepezil hydrochloride (as monohydrate).
It is used to treat mild, moderate and severe Alzheimer's disease, also called dementia of the Alzheimer's type.
This medicine will not cure this disease, but it should help your memory and improve your ability to think more clearly.
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.
There is no evidence that this medicine is addictive.
How it works
This medicine belongs to a group of medicines called acetylcholinesterase inhibitors. They are thought to work by increasing
the level of a chemical called acetylcholine in the brain.
Use in children
Do not give this medicine to children.
There is not enough information to recommend using this medicine in children.
Before you take this medicine
When you must not take it
Do not take this medicine if:
You have had an allergic reaction to donepezil, piperidine derivatives or any of the ingredients listed at the end of this
Symptoms of an allergic reaction may include: 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.
If you think you are having an allergic reaction, 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:
any other medicines
any other substances, such as foods, preservatives or dyes.
2.You have or have had any medical conditions, especially the following:
stomach problems, particularly gastric or duodenal ulcer
seizures or fits (epilepsy)
asthma or obstructive lung (pulmonary) disease
loss of memory or other mental capacity due to a stroke or blood vessel problems
a tendency towards aggressive behaviour.
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.
4.You are currently breastfeeding or you plan to breast-feed. Do not take this medicine whilst breastfeeding until you and your
doctor have discussed the risks and benefits involved.
5.You are planning to have surgery or an anaesthetic.
Donepezil may interfere with some of the medicines given during an operation.
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 shop.
If you have not told your doctor about any of the above, tell them before you take this medicine.
Taking other medicines
Some medicines and donepezil may interfere with each other. These include:
any other medicine for dementia
some medicines used to relieve stomach cramps or spasms, Parkinson's disease or travel sickness
some medicines used to treat difficulty in passing urine
non-steroidal anti-inflammatory drugs (NSAIDs) - medicines used to treat arthritis, pain or inflammation
some medicines used to relax muscles
some medicines used to treat high blood pressure or fast heart beat
some medicines used to treat irregular heart beat such as quinidine
some medicines for treating asthma, diarrhoea, depression, schizophrenia and related mental conditions or used in general
carbamazepine, phenobarbitone or phenytoin, medicines used to treat epilepsy
ketoconazole, a medicine used to treat fungal infections
rifampicin, an antibiotic used to treat tuberculosis
dexamethasone, a corticosteroid medicine.
These medicines may be affected by donepezil or may affect the way donepezil works. You may need different amounts of your
medicines, or may need to take different medicines.
Other medicines not listed above may also interact with donepezil.
Your doctor and pharmacist have more information on medicines to be careful with or avoid while taking this medicine.
How to take this medicine
Follow carefully all directions given to you by your doctor carefully.
Their instructions may be different to the information in this leaflet.
If you are not sure how to take this medicine, ask your doctor or pharmacist for help.
How much to take
Your doctor or pharmacist 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. The usual starting dose is one 5 mg tablet each day. After one month, your doctor
will assess your response and may increase your dose to one 10 mg tablet each day.
Do not stop taking your medicine or change your dosage without first checking with your doctor.
How to take it
Always swallow the tablets whole with a full glass of water.
Take the tablet every night just before you go to bed.
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
Continue taking this medicine for as long as your doctor tells you.
This medicine helps to control your condition, but does not cure it. It is important to keep taking your medicine even if
you feel well.
It may take several weeks for this medicine to take effect, so do not be discouraged if you do not see an improvement straight
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 unwanted side effects.
If you forget to take it for more than one week, call your doctor before taking any more.
If you have trouble remembering to take your medicine, ask your pharmacist for some hints.
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
Do this even if there are no signs of discomfort or poisoning. You may need urgent medical attention.
Symptoms of an overdose may include feeling sick in the stomach, vomiting, increased sweating or saliva production. You may
also have a slow heartbeat, feel dizzy, have trouble breathing, faint, have fits, feel weak or not be able to control your
bowel motions or passing of urine.
While you are taking this medicine
Things you must do
If you become pregnant while you are using this medicine, tell your doctor.
Tell all doctors, dentists and pharmacists who are treating you that you are using this medicine.
If you are about to be started on any new medicine, tell your doctor or pharmacist that you are using this medicine.
If you are about to have any blood tests.
If you are going to have surgery, inform your doctor and tell the surgeon or anaesthetist that you are using this medicine.
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 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 or pharmacist tells you to
Stop taking your medicine, or change the dosage, without first checking with your doctor.
Things to be careful of
This medicine may cause fatigue, dizziness and muscle cramps especially at the start of treatment or when the dose is increased.
If you have any of these symptoms, do not drive, operate machinery or do anything else that could be dangerous.
In addition, Alzheimer's disease may affect your ability to drive or operate machinery. Ask your doctor whether it is safe
for you to continue to drive or operate machinery.
Please talk to your doctor or pharmacist about any concerns you may have about the above.
Possible side effects
Tell your doctor or pharmacist as soon as possible if you do not feel well while you are taking this medicine.
It can be difficult to tell whether side effects are the result of taking this medicine, the effects of your condition or
side effects of other medicines you may be taking. For this reason it is important to tell your doctor of any change in your
Your doctor will decide whether any change in your treatment is needed.
All medicines can have side effects. Sometimes they are serious, most of the time they are not. You may need medical treatment
if you get some of the side effects.
Ask your doctor or pharmacist to answer any questions you may have.
Tell your doctor if you notice any of the following:
heartburn, indigestion, or stomach pain
difficulty in sleeping
feeling sick, diarrhoea, vomiting,
loss of appetite, weight loss
muscle cramps, joint pain
tingling or numbness of the hands or feet
depression, unusual dreams
agitation, aggressive behaviour
passing urine more often.
These are all mild side effects of donepezil.
Tell your doctor as soon as possible if you notice any of the following:
seeing, feeling or hearing things that are not there
trembling and shaking of the hands and fingers, shuffling walk and stiffness of the arms and legs
severe upper stomach pain, often with nausea, vomiting and fever.
The above list includes serious side effects that may require medical attention.
If any of the following happen, tell your doctor immediately or go to Accident and Emergency at your nearest hospital.
any breathing problems
fainting, especially if you have a slow or irregular heart beat
vomiting blood or material that looks like coffee grounds
black sticky bowel motions (stools)
convulsions or fits
weakness, shortness of breath, yellowing of the skin, dark brown urine and stomach pain
sudden increase in body temperature, sweating, muscle stiffness, or altered consciousness (awareness of oneself and ones surrounding).
The above list includes very serious side effects. You may need urgent medical attention or hospitalisation.
These side effects are very rare.
Do not be alarmed by this list of possible side effects. You may not experience any of them.
Other side effects not listed above may above may occur in some people. Tell your doctor if you notice any other side effects.
If you think you are having an allergic reaction to this medicine, 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, or other parts of the body
rash, itching or hives on the skin
Storage and disposal
Keep your tablets 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 tablets in a cool dry place where the temperature will stay below 30°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 or pharmacist tells you to stop taking this medicine or they have passed their expiry date, your pharmacist
can dispose of the remaining medicine safely.
What Chemmart Donepezil looks like
Chemmart Donepezil 5 mg tablet - white to off-white, film coated circular, biconvex tablet with 'C' embossed on one side and
'7' on the other.
Chemmart Donepezil 10 mg tablet - light yellow to yellow, film coated circular, biconvex tablet with 'C' embossed on one side
and '6' on the other.
Each tablet contains 5 mg or 10 mg of donepezil hydrochloride as the active ingredient.
It also contains the following inactive ingredients:
iron oxide yellow (10mg tablet)
This medicine is gluten-free, sucrose-free, tartrazine-free and free of other azo dyes.
Chemmart Donepezil is available in:
Blister packs of 28 tablets.
* Not all strengths may be available.
Australian Registration Numbers
Chemmart Donepezil 5 mg tablet (blister pack): AUST R 213497.
Chemmart Donepezil 10 mg tablet (blister pack): AUST R 213498.
Apotex Pty Ltd
16 Giffnock Avenue
Macquarie Park NSW 2113
Chemmart is a registered trade mark of Symbion Pty Ltd.
This leaflet was prepared in