LEVETIRACETAM SYNTHON 500 MG FILM-COATED TABLETS
Levetiracetam Synthon 500 mg film-coated tablets
Read all of this leaflet carefully before you start taking this medicine because it contains important information for you.
• Keep this leaflet. You may need to read it again.
• If you have any further questions, ask your doctor or pharmacist.
• This medicine has been prescribed for you. Do not pass it on to others. It may harm them, even if their symptoms are the same as yours.
• If you get any side effects, talk to your doctor or pharmacist. This includes any possible side effects not listed in this leaflet. See section 4.
In this leaflet:
1. What Levetiracetam Synthon is and what it is used for
2. What you need to know before you take Levetiracetam Synthon
3. How to take Levetiracetam Synthon
4. Possible side effects
5. How to store Levetiracetam Synthon
6. Contents of the pack and other information
1. WHAT Levetiracetam Synthon IS AND WHAT IT IS
Levetiracetam is an antiepileptic medicine (a medicine used to treat seizures
Pregnancy and breast-feeding
If you are pregnant or breast-feeding, think you may be pregnant, or are
planning to have a baby, ask your doctor for advice before taking this
Levetiracetam should not be used during pregnancy unless clearly
necessary. The potential risk to your unborn child is unknown. Levetiracetam
has shown unwanted reproductive effects in animal studies at dose levels
higher than you would need to control your seizures.
Breast-feeding is not recommended during treatment.
Driving and using machines
Levetiracetam may impair your ability to drive or operate any tools or
machinery, as levetiracetam may make you feel sleepy. This is more likely at
the beginning of treatment or after an increase in the dose. You should not
drive or use machines until it is established that your ability to perform such
activities is not affected.
Levetiracetam is used:
• on its own in patients from 16 years of age with newly diagnosed
epilepsy, to treat partial onset seizures with or without secondary
• as an add-on to other antiepileptic medicines to treat:
– partial onset seizures with or without generalisation in patients from
1 month of age
– myoclonic seizures in patients from 12 years of age with juvenile
– primary generalised tonic-clonic seizures in patients from 12 years of
age with idiopathic generalised epilepsy.
3. How to take Levetiracetam Synthon
2. What you need to know before you take
Take the number of tablets following your doctor’s instructions.
Do not take Levetiracetam:
• If you are allergic (hypersensitive) to levetiracetam or any of the
other ingredients of this medicine (listed in section 6).
Warnings and precautions
Talk to your doctor or pharmacist before taking Levetiracetam
• If you suffer from kidney problems, follow your doctor’s instructions.
He/she may decide if your dose should be adjusted.
• If you notice any slow down in the growth or unexpected puberty
development of your child, please contact your doctor.
• If you notice an increase in seizure severity (e.g. increased number),
please contact your doctor.
• A small number of people being treated with anti-epileptics such as
levetiracetam have had thoughts of harming or killing themselves. If you
have any symptoms of depression and/or suicidal ideation, please
contact your doctor.
Other medicines and Levetiracetam
Please tell your doctor or pharmacist if you are taking or have recently
taken any other medicines.
Taking Levetiracetam with food and drink
You may take Levetiracetam with or without food. As a safety precaution, do
not take levetiracetam with alcohol.
Always take this medicine exactly as your doctor has told you. Check with
your doctor if you are not sure.
Levetiracetam must be taken twice a day, once in the morning and once in
the evening, at about the same time each day.
Dose in adults and adolescents (from 16 years of age):
• General dose: between 1,000 mg (2 tablets) and 3,000 mg (6 tablets)
When you will first start taking Levetiracetam, your doctor will prescribe you
a lower dose during 2 weeks before giving you the lowest general dose.
Example: if your daily dose is 2,000 mg, you must take 2 tablets in the
morning and 2 tablets in the evening.
Dose in adults and adolescents (12 to 17 years) weighing 50 kg or
General dose: between 1,000 mg (2 tablets) and 3,000 mg (6 tablets)
Example: if your daily dose is 1,000 mg, you must take 1 tablet in the
morning and 1 tablet in the evening.
Dose in infants (6 to 23 months), children (2 to 11 years) and
adolescents (12 to 17 years) weighing less than 50 kg:
Your doctor will prescribe the most appropriate pharmaceutical form of
levetiracetam according to the age, weight and dose.
Levetiracetam 100 mg/ml oral solution is a presentation more appropriate to
infants and children under the age of 6 years.
General dose: between 20 mg per kg bodyweight and 60 mg per kg
bodyweight each day.
Dose in infants (1 month to less than 6 months):
Levetiracetam 100 mg/ml oral solution is a presentation more appropriate
Method of administration:
Swallow levetiracetam tablets with a sufficient quantity of liquid (e.g. a glass
Duration of the treatment:
• Levetiracetam is used as a chronic treatment. You should continue
Levetiracetam treatment for as long as your doctor has told you.
• Do not stop your treatment without your doctor’s advice as this could
increase your seizures. Should your doctor decide to stop your
Levetiracetam treatment, he/she will instruct you about the gradual
withdrawal of Levetiracetam.
If you take more Levetiracetam than you should
The possible side effects of an overdose of Levetiracetam are sleepiness,
agitation, aggression, decrease of alertness, inhibition of breathing and
Contact your doctor if you took more tablets than you should. Your doctor will
establish the best possible treatment of overdose.
If you forget to take Levetiracetam
Contact your doctor if you have missed one or more doses. Do not take a
double dose to make up for a forgotten tablet.
If you stop taking Levetiracetam
If stopping treatment, as with other antiepileptic medicines, levetiracetam
should be discontinued gradually to avoid an increase of seizures.
If you have any further questions on the use of this medicine, ask your
doctor or pharmacist.
4. POSSIBLE SIDE EFFECTS
Like all medicines, this medicine can cause side effects, although not
everybody gets them.
Tell your doctor if you have any of the following and they worry you.
Some of the side effects like sleepiness, tiredness and dizziness may be
more common at the beginning of the treatment or at dose increase. These
effects should however decrease over time.
Very common side effects (may affect more than 1 in 10 people)
Nasopharyngitis • somnolence (sleepiness) • headache.
Common side effects (may affect up to 1 in 10 people)
Anorexia (loss of appetite) • depression, hostility or aggression, anxiety,
insomnia, nervousness or irritability • convulsion, balance disorder
(equilibrium disorder), dizziness (sensation of unsteadiness) • lethargy,
tremor (involuntary trembling) • vertigo (sensation of rotation) • cough
(increase of pre-existing cough) • abdominal pain, nausea, dyspepsia
(indigestion), diarrhoea, vomiting • rash • asthenia/fatigue (tiredness).
Uncommon side effects (may affect up to 1 in 100 people)
Decreased number of blood platelets, decreased number of white blood cells
• weight decreased, weight increase • suicide attempt and suicidal ideation,
mental disorder, abnormal behaviour, hallucination, anger, confusion, panic
attack, emotional instability/mood swings, agitation • amnesia (loss of
memory), memory impairment (forgetfulness), abnormal coordination/ataxia
(impaired coordinated movements), paraesthesia (tingling), disturbance in
attention (loss of concentration) • diplopia (double vision), vision blurred
• liver function test abnormal • hair loss, eczema, pruritus • muscle
weakness, myalgia (muscle pain) • injury.
Rare side effects (may affect up to 1 in 1,000 people)
Infection • decreased number of all blood cell types • severe hypersensitivity
reactions (DRESS) • decreased blood sodium concentration • suicide,
personality disorders (behavioural problems), thinking abnormal (slow
thinking, unable to concentrate) • uncontrollable muscle spasms affecting
the head, torso and limbs, difficulty in controlling movements, hyperkinesia
(hyperactivity) • pancreatitis • hepatic failure, hepatitis • skin rash, which
may form blisters and looks like small targets (central dark spots surrounded
by a paler area, with a dark ring around the edge) (erythema multiforme), a
widespread rash with blisters and peeling skin, particularly around the
mouth, nose, eyes and genitals (Stevens– Johnson syndrome), and a more
severe form causing skin peeling in more than 30% of the body surface
(toxic epidermal necrolysis).
Reporting of side effects
If you get any side effects talk to your doctor or pharmacist. This includes
any possible side effects not listed in this leaflet. You can also report side
effects directly via You can also report side effects directly via Yellow Card
Scheme, Website: www.mhra.gov.uk/yellowcard. By reporting side effects
you can help provide more information on the safety of this medicine.
5. HOW TO STORE Levetiracetam Synthon
Keep this medicine out of the sight and reach of children.
Do not use this medicine after the expiry date which is stated on the carton
box and blister after EXP:. The expiry date refers to the last day of that
This medicine does not require any special storage conditions.
Do not throw away any medicines via wastewater or household waste. Ask
your pharmacist how to throw away medicines you no longer use. These
measures will help protect the environment.
6. Contents of the pack and other information
What Levetiracetam contains
The active substance is levetiracetam.
Each tablet contains 500 mg of levetiracetam.
• The other ingredients are:
Tablet core: colloidal anhydrous silica, hydroxypropyl cellulose, low
substituted microcrystalline cellulose, magnesium stearate
Film-coating of the 500 mg tablets: Opadry II Yellow 85F32004 (polyvinyl
alcohol, macrogol (PEG 3350), talc, titanium dioxide (E171), iron oxide
What Levetiracetam looks like and contents of the pack
Levetiracetam 500 mg film-coated tablets are yellow, oblong, biconvex
coated tablets, scored on both sides and debossed with L9TT and 500 on
The scoreline is only to facilitate breaking for ease of swallowing and not to
divide into equal doses.
The cardboard boxes contain 10, 20, 30, 50, 60, 100, 120 and 200
film-coated tablets. Not all pack sizes may be marketed.
Marketing Authorisation Holder:
Synthon BV, Microweg 22, 6545 CM Nijmegen, The Netherlands
Synthon Hispania, S.L., C/Castelló, 1 - Polígono Las Salinas,
08830 Sant Boi de Llobregat, Barcelona, Spain
Consilient Health (UK) Ltd., 500 Chiswick High Road,
London, W4 5RG.
This leaflet was last revised in March 2014
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.