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Active substance(s): ACICLOVIR

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Zovirax Ophthalmic Ointment/
Aciclovir 3% Ophthalmic Ointment
This product is available using either of the above names but will be referred
to as Zovirax throughout the following:
Patient Information Leaflet
Read all of this leaflet carefully before you start using 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 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 or pharmacist. This
includes any possible side effects not listed in this leaflet, see section 4.
In this leaflet:
1) What Zovirax is and what it is used for
2) What you need to know before you use Zovirax
3) How to use Zovirax
4) Possible side effects
5) How to store Zovirax
6) Contents of the pack and other information

Driving and Using Machines
You may experience blurred vision after using Zovirax. Do not drive or use
any machines unless your vision is clear.

3) How to use Zovirax
Always use Zovirax exactly as your doctor has told you.
You should check with your doctor or pharmacist if you are not sure.
Adults and children
 The usual dose is 1cm (about 1/2 an inch) of Zovirax applied to the infected
eye five times a day.
You should space each application of Zovirax by four hours. Suggested
times are: 7am, 11am, 3pm, 7pm and 11pm.
 You should carry on using Zovirax for at least 3 days after your eye has got
 Your vision may be blurred for 5 to 10 minutes after applying Zovirax. Wait
until you can see clearly again before driving or using any tools or
How to apply Zovirax to your eye
1 Wash your hands.

1) What Zovirax is and what it is used for
Zovirax contains a medicine called aciclovir. This belongs to a group of
medicines called antivirals. It is used to treat eye infections caused by the
Herpes simplex virus. It works by killing or stopping the growth of viruses on
the front of your eyeball (cornea).

2) What you need to know before you use Zovirax
Do not use Zovirax if:
 you are allergic (hypersensitive) to aciclovir or valaciclovir or any of the
other ingredients (listed in Section 6).
If you are not sure, talk to your doctor or pharmacist before using Zovirax.
Warnings and precautions
Talk to your doctor or pharmacist before using Zovirax if:
 you wear contact lenses. Stop wearing them while using Zovirax.

2 Use your finger to gently pull down the lower
eyelid of your infected eye.

3 Tilt your head slightly backwards and look up.

4 Apply 1cm (about 1/2 an inch) of Zovirax to
the inside of your lower eyelid. Try to avoid the
tip of the tube touching any part of your eye.

If you are not sure, talk to your doctor or pharmacist before using Zovirax.
Other medicines and Zovirax
Please tell your doctor or pharmacist if you are taking or have recently taken
any other medicines. This includes medicines obtained without prescription,
including herbal medicines.
Pregnancy and breast-feeding
Ask your doctor or pharmacist for advice before using any medicine.

5 Close your eye for 30 seconds.

6 Wash your hands after applying Zovirax.

If you use more Zovirax than you should
Talk to your doctor or pharmacist if you use too much Zovirax. Zovirax is for
use in the eye, if you swallow any talk to your doctor or pharmacist.
If you forget to use Zovirax
 If you forget to use Zovirax, use it as soon as you remember. However, if it
is nearly time for your next application, skip the missed application.
 Do not use a double application to make up for a forgotten application.

6) Further Information
What Zovirax contains
Each 1g of ointment contains 30mg of the active ingredient aciclovir.
Zovirax also contain the following inactive ingredient: white soft paraffin.
What Zovirax looks like and contents of the pack
Zovirax is a white ointment base.
Zovirax is available in a tube of 4.5g.

4) Possible side effects
Like all medicines, Zovirax can cause side effects, although not everybody
gets them. The following side effects may happen with this medicine:
Allergic reactions (affects less than 1 in 10,000 people)
If you have an allergic reaction, stop using Zovirax 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
 unexplained fever (high temperature) and feeling faint, especially when
standing up.
Other side effects include:
Very common (affects more than 1 in 10 people)
 irritation or feeling as if there is something in your eye.
Common (affects less than 1 in 100 people)
 mild stinging in your eye straight after using Zovirax
 swollen, runny eyes (conjunctivitis).
Rare (affects less than 1 in 1,000 people)
 swollen eyelids.
Reporting of side effects
If you get any side effects, talk to your doctor, pharmacist or nurse. This
includes any possible side effects not listed in this leaflet. You can also report
side effects directly via the Yellow Card Scheme at: By reporting side effects you can help provide
more information on the safety of this medicine.
If any of the side effects gets serious, or if you notice any side effects not
listed in this leaflet, please tell your doctor or pharmacist.

5) How to store Zovirax
 Keep all medicines out of the sight and reach of children.
 Zovirax should be stored below 25°C.
 The tube should be tightly closed. Do not use Zovirax for longer than one
month after once opening the tube.
 Medicines should not be disposed of via wastewater or household waste.
Ask your pharmacist how to dispose of medicines no longer required. This
will help protect the environment.

PL 10383/0485


Who makes and repackages your medicine?
Your medicine is manufactured by Wellcome Foundation Ltd, Dartford, Kent,
UK and is procured from within the EU and repackaged by the Product
Licence holder: Primecrown Ltd, 4/5 Northolt Trading Estate, Belvue Road,
Northolt, Middlesex, UB5 5QS.
Leaflet date: 18.12.2013

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Source: Medicines and Healthcare Products Regulatory Agency

Disclaimer: Every effort has been made to ensure that the information provided here is accurate, up-to-date and complete, but no guarantee is made to that effect. Drug information contained herein may be time sensitive. This information has been compiled for use by healthcare practitioners and consumers in the United States. The absence of a warning for a given drug or combination thereof in no way should be construed to indicate that the drug or combination is safe, effective or appropriate for any given patient. If you have questions about the substances you are taking, check with your doctor, nurse or pharmacist.