Treatment of viral infections by Aciclovir

Aciclovir is recommended for treatment of viral infections and preventing Herpes simplex virus which causes appearing of cold sores from growing; Varicella zoster virus, etc. In some cases, Aciclovir might be used as an antiviral ointment for infected eyes.

Brand(s): Xerese, Lipsovir, Zovirax, Sitavig, Sitivig

Manufacturer(s): Actavis, Ranbaxy, Teva, Watson

Clinico-pharmacological group

Antiviral medication.

Composition, structure and packing:


Basic ingredient

200 mg acyclovir

The composition of the coating form

Gelatin substance which is selectively soluble in the digestive juice

Basic ingredient:

200 mg acyclovir

Pharmacological action

Antiviral medication. Affects the cells by stopping the virus growing.


To avoid overdose of Aciclovir and decease complication consult your dermatologist first. There must be 2 or 5 drug takings orally daily according to physician’s recommendation. Take the drug regularly at the same time. Taking the preparation more often than it is directed might lead to the overdose. Don’t stop using the medicine even after amelioration. The dose has to be measured carefully using a measuring spoon or device. Read the medical instruction carefully after buying the medicine.

Dosing regimens depends upon the type of viral infection

Herpes simplex

200 mg of the medicine for adult patients and children older than 2 years or, if necessary, 400 mg three times daily. Half a dose has to be measured for children less than 2 years. In case of relapse the drug should be taken at the first sign of the virus. Keep taking the preparation for 5 days. If it is a necessity of a long-term therapy the capsules have to be taken 400 mg twice a day.

Varicella zoster

Aciclovir is recommended for treating adults and children with severe infections. The best result can be achieved when the course starts during 2 days after noticing first symptoms. Usually 800 mg of Aciclovir is recommended for 7 days of the treatment course.

Do not forget to take capsules in time. In case you have missed the dose, take it as soon as you recall it and continue your dosing regimen.


Contact the qualified specialist quickly if you suspect taking too much capsules than directed. The symptoms of the overdose may include unpleasant sensations in your stomach, being sick; also you can feel such effects as confusion.

Side effects

Usually Aciclovir is well-assimilated and does not cause any side effects. The most possible effects might be:

  • Indigestion
  • Dizziness
  • Joint pain
  • Problematic vision
  • Rash or itching
  • Hard breathing
  • Confusion
  • Headache
  • Unconsciousness

Aciclovir might bring about more side effects.

Contact your doctor if you mention some unusual symptoms after taking this drug.

Indications for use

Aciclovir is prescript for treatment of primary herpes simples, genital herpes, HSV infections, initial phase of varicella zoster. Sometimes it is used for treating eczema herpecticum and for preventing e skin, nasal and mouth cavities infections, oral hairy leucoplakia.


There are no special contraindications for taking Aciclovir.

However before starting the treatment course inform your doctor whether you are allergic to Aciclovir. Warn the specialist about what products including other medicines and eating products you take or intend to take. Your doctor might need to change the dose to avoid side effects. Do not forget to tell whether you have ever suffered from any problematic immune system. Do not lose the contact with your specialist: you might need some special laboratory tests to check your allergy to acyclovir.

Where to buy

You can buy Aciclovir in the pharmacy or ordered online. Buying the medicine is cheaper using the coupon or discount card.