Package Leaflet: Information for the User
Aciclovir Cinfa 800 mg Tablets EFG
Read this package leaflet carefully before you start taking this medicine because it contains important information for you.
Contents of the Package Leaflet
Aciclovir belongs to a group of medicines called antivirals.
It is used to treat infections caused by the herpes zoster virus and the varicella virus in adults and children over 6 years of age.
Do not take Aciclovir Cinfa
Warnings and precautions
Talk to your doctor or pharmacist before you start taking aciclovir.
Taking Aciclovir Cinfa with other medicines
Tell your doctor or pharmacist if you are using, have recently used, or might use any other medicines.
TELL YOUR DOCTOR IF YOU HAVE RECENTLY TAKEN PROBENECID, CIMETIDINE, OR MYCOPHENOLATE MOFETIL (A MEDICINE USED IN TRANSPLANT PATIENTS).
Pregnancy, breastfeeding, and fertility
If you are pregnant or breastfeeding, think you may be pregnant, or plan to become pregnant, consult your doctor or pharmacist before using this medicine.
Aciclovir passes into breast milk. Contact your doctor or pharmacist if you are breastfeeding.
Driving and using machines
Some side effects like drowsiness or sleepiness may affect your ability to concentrate and react. Do not drive or operate machinery if you feel that your ability is affected.
Aciclovir Cinfa contains sodium
This medicine contains less than 23 mg of sodium (1 mmol) per tablet; this is essentially "sodium-free".
Follow exactly the administration instructions of this medicine given by your doctor. If you are unsure, consult your doctor or pharmacist again.
Your doctor will decide the correct dose, frequency, and duration of treatment.
Remember to take your medicine.
Your doctor will tell you the duration of your treatment with aciclovir. Do not stop treatment before.
The usual doses for adults are:
The usual doses for children over 6 years of age are:
For children under 6 years: it is recommended to use the available suspension (Aciclovir 400 mg/5 ml oral suspension).
Swallow the tablets whole with a little water.
It is recommended to drink plenty of liquid while on this treatment.
If you think the action of aciclovir is too strong or too weak, tell your doctor or pharmacist.
The score line is only to facilitate breaking the tablet if you find it difficult to swallow whole.
If you take more Aciclovir Cinfa than you should
In case of overdose or accidental ingestion, consult your doctor or pharmacist immediately or call the Toxicology Information Service, phone: 915 62 04 20, indicating the medicine and the amount taken.
If you forget to take Aciclovir Cinfa
Do not take a double dose to make up for forgotten doses, simply wait for the next dose.
Like all medicines, this medicine can cause side effects, although not everybody gets them.
Common side effects (may affect up to 1 in 10 people)
Uncommon side effects (may affect up to 1 in 100 people)
Rare side effects (may affect up to 1 in 1,000 people)
Very rare side effects (may affect up to 1 in 10,000 people)
Tell your doctor immediatelyif you experience any of the following symptoms of allergy: wheezing, palpitations, or chest tightness, collapse, swelling of the eyelids, face, lips, or other parts of the body, skin rash or bruising. These symptoms may mean that you are allergic to aciclovir. Do not take any more tablets unless your doctor tells you to.
Reporting of side effects
If you experience any side effects, talk to your doctor or pharmacist, even if it is possible side effects not listed in this package leaflet. You can also report side effects directly through the Spanish Pharmacovigilance System for Human Use Medicines: https://www.notificaRAM.es. By reporting side effects, you can help provide more information on the safety of this medicine.
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 packaging after EXP. The expiry date is the last day of the month shown.
Do not store above 30°C.
Medicines should not be disposed of via wastewater or household waste. Ask your pharmacist how to dispose of medicines no longer required. These measures will help protect the environment.
Composition of Aciclovir Cinfa
Appearance and packaging of the product
Aciclovir Cinfa is presented in the form of tablets. They are white, elongated, biconvex tablets with a score line on one side.
The tablets are packaged in Al/PVC blisters.
Carton box containing 35 tablets.
Marketing authorization holder and manufacturer
Marketing authorization holder
Laboratorios Cinfa, S.A.
Carretera Olaz-Chipi, 10. Polígono Industrial Areta
31620 Huarte (Navarra) – Spain
Manufacturer
Pharmaceutical Works Polpharma SA Pelplinska 19
83-200 Starogard Gdanski
Poland
or
Laboratorios Cinfa, S.A.
Carretera Olaz-Chipi, 10. Polígono Industrial Areta
31620 Huarte (Navarra) - Spain
Date of last revision of this package leaflet: May 2020
Detailed and updated information on this medicine is available on the website of the Spanish Agency for Medicines and Health Products (AEMPS) http://www.aemps.gob.es/
You can access detailed and updated information about this medicine by scanning the QR code included in the package leaflet and packaging with your mobile phone (smartphone). You can also access this information at the following internet address: https://cima.aemps.es/cima/dochtml/p/85061/P_85061.html
QR code to: https://cima.aemps.es/cima/dochtml/p/85061/P_85061.html
The average price of ACICLOVIR CINFA 800 mg TABLETS in October, 2025 is around 52.95 EUR. Prices may vary depending on the region, pharmacy, and whether a prescription is required. Always check with a local pharmacy or online source for the most accurate information.