Medicine Aciclovir Leaflet

Package leaflet: Information for the user
Aciclovir 800 mg 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, pharmacist or nurse.
• This medicine has been prescribed for you only. Do not pass it on to others. It may harm them,
even if their signs of illness are the same as yours.
• If you get any side effects, talk to your doctor, pharmacist or nurse. This includes any possible side
effects not listed in this leaflet. See section 4.
What is in this leaflet

1. What Aciclovir 800 mg Tablets are and what they are used for
2. What you need to know before you take Aciclovir 800 mg Tablets
3. How to take Aciclovir 800 mg Tablets
4. Possible side effects
5. How to store Aciclovir 800 mg Tablets
6. Contents of the pack and other information
1. What Aciclovir 800 mg Tablets are and what they are used for
Aciclovir 800 mg Tablets contain a medicine called aciclovir. This belongs to a group of medicines
called antivirals. It works by killing or stopping the growth of viruses.
Aciclovir can be used to

• treat chickenpox and shingles
• treat cold sores, genital herpes and other herpes simplex infections
• stop these problems returning after you have had them
• stop these problems in people whose immune system works less well, which means their
bodies are less able to fight infections.
2. What you need to know before you take Aciclovir 800 mg Tablets
Do not take Aciclovir 800 mg Tablets:

− if you are allergic to aciclovir or valaciclovir or any of the other ingredients of this medicine
(listed in section 6).
Do not take Aciclovir 800 mg Tablets if the above applies to you. If you are not sure, talk to your
doctor or pharmacist before taking Aciclovir 800 mg Tablets.
Warnings and precautions

Talk to your doctor, pharmacist or nurse before taking Aciclovir 800 mg Tablets
• if you have kidney problems
• if you are over 65 years of age
If you are not sure if the above apply to you, talk to your doctor or pharmacist before taking
Aciclovir 800 mg Tablets.
It is important that you drink plenty of water while taking Aciclovir 800 mg Tablets
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Children
Aciclovir tablets can be used mainly for the treatment of non-severe skin and mucous membranes
herpes simplex virus (HSV) infections. Your child’s doctor will recommend IV aciclovir for the
treatment of neonatal HSV and severe HSV infection, if your child’s immune system is not working
properly.
Other medicines and Aciclovir 800 mg Tablets

Tell your doctor or pharmacist if you are taking, have recently taken or might take any other
medicines. This includes medicines obtained without a prescription, including herbal medicines.
In particular tell your doctor or pharmacist if you are taking any of the following medicines
• probenecid, used to treat gout
• cimetidine, used to treat stomach ulcers
• mycophenolate mofetil, used to stop your body rejecting transplanted organs
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 or pharmacist for advice before taking this medicine.
Driving and using machines

Some side effects such as feeling drowsy or sleepy may impair your ability to concentrate and react.
Make sure you are not affected before you drive or operate machinery.
3. How to take Aciclovir 800 mg Tablets
Always take this medicine exactly as your doctor or pharmacist has told you.
Check with your doctor or pharmacist if you are not sure.
Taking this medicine

• Take this medicine by mouth
• Dissolve the tablet in a glass of water and stir before drinking
• If you prefer, the tablet can also be swallowed whole with a little water.
• Start to take Aciclovir 800 mg Tablets as soon as possible.
The dose that you should take will depend on what you have been given Aciclovir 800 mg Tablets for.
Your doctor will discuss this with you.
Treatment of chickenpox and shingles

• The usual dose is one 800 mg tablet taken five times a day
• You should space your dose by at least four hours
• Suggested times are: 7am, 11am, 3pm, 7pm and 11pm
• You should take Aciclovir 800 mg Tablets for seven days.
Treatment of cold sores and genital herpes

• The usual dose is one 200 mg tablet taken five times a day
• You should space your dose by at least four hours
• Suggested times are: 7am, 11am, 3pm, 7pm and 11pm
• You should take Aciclovir 800 mg Tablets for five days, or longer if your doctor tells you to.
Stopping these problems returning after you have had them

• The usual dose is one 200 mg tablet taken four times a day
• You should try to space each dose by 6 hours
• You should take Aciclovir 800 mg Tablets until your doctor tells you to stop.
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Stopping these problems in people whose immune systems work less well and whose
bodies are less able to fight infections
• The usual dose is one 200 mg tablet taken four times a day
• You should try to space each dose by 6 hours
• You should take Aciclovir 800 mg Tablets until your doctor tells you to stop.
Your doctor may adjust the dose of Aciclovir 800 mg Tablets if:
• it is for a child
• you are over 65 years of age
• you have kidney problems. If you have kidney problems, it is important to drink plenty of water
while you are being treated with Aciclovir 800 mg Tablets
Talk to your doctor before taking Aciclovir 800 mg Tablets if any of the above apply.
If you take more Aciclovir Tablets than you should

Aciclovir 800 mg Tablets are not usually harmful, unless you take too much over several days. Talk to
your doctor or pharmacist if you take too much Aciclovir 800 mg Tablets. Take the medicine pack
with you.
If you forget to take Aciclovir Tablets

• If you forget to take Aciclovir 800 mg Tablets, take it as soon as you remember. However, if
it is nearly time for your next dose, skip the missed dose.
• Do not take a double dose to make up for a forgotten dose.
4. Possible side effects
Like all medicines, this medicine can cause side effects, although not everybody gets them.
Serious side effects:

If any of the following happen, stop taking Aciclovir 800 mg Tablets and tell your doctor immediately
or go to the casualty department at your nearest hospital.
Allergic reactions (may affect up to 1 in 1,000 people)

If you have an allergic reaction, stop taking Aciclovir 800 mg Tablets and see a doctor straight
away. The signs may include:
• rash, itching or hives on your skin
• swelling of your face, lips, tongue or other parts of your body
• shortness of breath, wheezing or trouble breathing
• collapse
Other side effects include:
Common (may affect up to 1 in 10 people)

• headache
• feeling dizzy
• feeling or being sick
• diarrhoea
• stomach pains
• rash
• skin reaction after exposure to light (photosensitivity)
• itching
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• feeling tired
• unexplained fever (high temperature) and feeling faint, especially when standing up.
Uncommon (may affect up to 1 in 100 people)

• itchy, hive-like rash
• hair loss.
Rare (may affect up to 1 in 1,000 people)

• effects on some blood and urine tests
• increases in the enzymes that work in the liver.
Very rare (may affect up to 1 in 10,000 people)

• reduced numbers of red blood cells (anaemia)
• reduced numbers of white blood cells (leukopenia)
• reduced numbers of blood platelets (cells that help blood to clot) (thrombocytopenia)
• feeling weak
• feeling agitated or confused
• shaking or tremors
• hallucinations (seeing or hearing things that aren’t there)
• fits
• feeling unusually sleepy or drowsy
• unsteadiness when walking and lack of coordination
• difficulty speaking
• inability to think or judge clearly
• unconsciousness (coma)
• paralysis of part or all of your body
• disturbances of behaviour, speech and eye movements
• stiff neck and sensitivity to light
• inflammation of the liver (hepatitis)
• yellowing of your skin and whites of your eyes (jaundice)
• kidney problems where you pass little or no urine
• pain in your lower back, the kidney area of your back or just above your hip (renal pain).
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 the Yellow Card Scheme at:
www.mhra.gov.uk/yellowcard or search for MHRA Yellow Card in the Google Play or Apple App
Store. By reporting side effects you can help provide more information on the safety of this medicine
5. How to store Aciclovir 800 mg Tablets
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 blister and the carton. The expiry
date refers to the last day of that month.
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
Aciclovir Tablets are available in three different strengths:
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However, this leaflet applies only to 800 mg strength.
What Aciclovir 800 mg Tablets contain
The active substance is Aciclovir. Each tablet contains 800 mg of Aciclovir.
The other ingredients are:

Magnesium stearate, microcrystalline cellulose, sodium starch glycollate, pregelatinised starch and
colloidal anhydrous silica.
What Aciclovir 800 mg Tablets look like and contents of the pack
Aciclovir 800 mg tablets are capsule shaped biconvex uncoated white to off-white tablets with "800”
debossed on one side and "ACV” on the other side.
Aciclovir Tablets are available in packs of 35, 60 and 100 tablets.
Not all pack sizes may be marketed.
Marketing Authorisation Holder and Manufacturer
Marketing Authorisation Holder:

SUN PHARMA UK LIMITED
6-9 The Square,
Stockley Park,
Uxbridge, UB11 1FW
United Kingdom
Manufacturers:
Terapia S.A.
124 Fabricii Street
400632 Cluj-Napoca
Cluj Romania
Sun Pharmaceutical Industries Europe BV

Polarisavenue 87
2132 JH Hoofddorp
The Netherlands
This leaflet was last revised in July 2022.
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Package leaflet: Information for the user

Aciclovir 800 mg Tablets

What is in this leaflet

Aciclovir can be used to

Do not take Aciclovir 800 mg Tablets:

Warnings and precautions

Other medicines and Aciclovir 800 mg Tablets

Pregnancy and breast-feeding

Driving and using machines

3. How to take Aciclovir 800 mg Tablets

Taking this medicine

Treatment of chickenpox and shingles

Treatment of cold sores and genital herpes

Stopping these problems returning after you have had them

If you take more Aciclovir Tablets than you should

If you forget to take Aciclovir Tablets

4. Possible side effects

Serious side effects:

Allergic reactions (may affect up to 1 in 1,000 people)

Other side effects include:

Common (may affect up to 1 in 10 people)

Uncommon (may affect up to 1 in 100 people)

Rare (may affect up to 1 in 1,000 people)

Very rare (may affect up to 1 in 10,000 people)

Reporting of side effects

5. How to store Aciclovir 800 mg Tablets

Keep this medicine out of the sight and reach of children.

6. Contents of the pack and other information

Aciclovir Tablets are available in three different strengths:

What Aciclovir 800 mg Tablets contain

The active substance is Aciclovir. Each tablet contains 800 mg of Aciclovir.

The other ingredients are:

Aciclovir Tablets are available in packs of 35, 60 and 100 tablets.

Not all pack sizes may be marketed.

Marketing Authorisation Holder and Manufacturer

Marketing Authorisation Holder:

Sun Pharmaceutical Industries Europe BV

This leaflet was last revised in July 2022.

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