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Why is this medication prescribed?
Zovirax is an antiviral agent that is active against the herpes virus infections of the genitals, skin, brain, and mucous membranes. The drug is also used to treat other viral infections such as shin
gles and chickenpox. Zovirax is used both systematically and topically, but usually will only help with the symptoms and will not lead to a cure of the virus. Side effects include pain, swelling, incr
eased thirst, loss of appetite, and nausea
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Possible Side Effect
This medication may cause stomach upset, loss of appetite, nausea, vomiting, diarrhea, headache, dizziness or weakness. These effects should disappear in a few days as your body adjusts to the medicat
ion. If they persist or become worse, inform your doctor. Notify your doctor if you experience: numbness or tingling of the hands or feet, leg pain, sore throat, skin rash, change in the amount of uri
ne. An allergic reaction to this drug is unlikely, but seek immediate medical attention if it occurs. Symptoms of an allergic reaction include: rash, itching, swelling, dizziness, trouble breathing. I
f you notice other effects not listed above, contact your doctor or pharmacist.
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How to Use
If you miss a dose, take as soon as remembered; do not take if it is almost time for the next dose, instead, skip the missed dose and resume your usual dosing schedule. Do not "double-up" the dose to
catch up.
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Possible food and drug interactions
Other nephrotoxic agents and probenecid. Reports of 30% decrease clearance of Zovirax when used with probenecid; reduced Zovirax dose
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Other medical problems
Children¡XStudies on this medicine have been done only in adult patients, and there is no specific information comparing use of topical Zovirax in children with use in other age groups.
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Proper Use of This Medicine
Your medication should not be shared with others, and the prescribed dose should not be exceeded. You can take Zovirax with or without food.
Zovirax ointment should not be used in or near th
e eyes. To reduce the risk of spreading the infection, use a rubber glove to apply the ointment.
Zovirax cream should not be used in or near the eyes, or inside the nose or mouth. The medica
tion can, however, be applied on the outside of the lips. Apply the cream with your fingers to clean, dry skin. Be sure to wash your hands before and after applying Zovirax cream, and avoid bathing or
swimming afterward to prevent it from washing off. Do not cover the cold sore with a bandage or make-up unless your doctor approves.
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