Aciclovir belongs to a group of medicines called antivirals. It works by killing or stopping the growth of viruses.
Aciclovir tablets are 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 systems work less well, which means their bodies are less able to
Please note the dose for the infections above will be different so do not use for any of the above apart from for the treatment of Cold Sores. For any of the other treatments listed in the patient information leaflet see your Doctor.
Uses / Instructions
The usual dose is one 200 mg tablet taken five times a day
You should space each dose by 4 hours
Suggested times are: 7am, 11am, 3pm, 7pm and 11pm
Talk to your doctor or pharmacist before taking Aciclovir tablets if:
• you have kidney problems
• you are over 65 years of age
• you have an impaired or weakened immune system.
If you are not sure if the above apply to you, talk to your doctor or pharmacist before taking Aciclovir tablets. It is important that you drink plenty of water while taking Aciclovir tablets
Allergic reactions (may affect up to 1 in 1,000 people)
If you have an allergic reaction, stop taking Aciclovir 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
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, feeling tired, unexplained fever (high temperature) and feeling faint, especially when standing up.
See patient information leaflet for more details.
The active substance (the ingredient that makes the tablets work) is aciclovir PhEur. Each tablet contains 200mg of the active substance.
• The other ingredients are:
200mg tablets: colloidal anhydrous silica, magnesium stearate, povidone, sodium starch glycollate, indigo carmine lake (E132), microcrystalline cellulose (E460).
See the patient information leaflet of the pack you receive as different generic brands may have other ingredients.