Zovirax

What is the most important information I should know about Zovirax?

• Take all of the Zovirax that has been prescribed for you even if you begin to feel better. Your symptoms may start to improve before the infection is completely treated.
• Treatment with Zovirax should be started as soon as possible after the first appearance of symptoms (e.g. tingling, burning, blisters).
• Herpes infections are contagious and you can infect other people, even during treatment. Avoid letting infected areas come into contact with other people. Wash your hands frequently to prevent transmission.

What is Zovirax?

• Zovirax is an antiviral drug. It slows the growth and spread of the herpes virus so that the body can fight off the infection. Zovirax lessens the symptoms of these infections and shortens the length of time you are sick.
• Zovirax is used to treat infections caused by herpes viruses. Illnesses caused by herpes viruses include genital herpes, cold sores, shingles, and chicken pox.
• Zovirax may also be used for purposes other than those listed in this medication guide.

What should I discuss with my healthcare provider before taking Zovirax?

• Do not take Zovirax without first talking to your doctor if you are allergic to valZovirax (Valtrex).
• Before taking this medication, tell your doctor if you have kidney disease. You may need a dosage adjustment or special monitoring during treatment.
• Zovirax is in the FDA pregnancy category B. This means that Zovirax is not likely to harm an unborn baby. Do not take this medication without first talking to your doctor if you are pregnant.
• Zovirax passes into breast milk and may affect a nursing infant. Do not take this medication without first talking to your doctor if you are breast-feeding a baby.

How should I take Zovirax?

• Take Zovirax exactly as directed by your doctor. If you do not understand these instructions, ask your pharmacist, nurse, or doctor to explain them to you.
• Treatment with Zovirax should be started as soon as possible after the first appearance of symptoms (e.g. tingling, burning, blisters).
• Take each dose with a full glass of water.
• Zovirax can be taken with or without food. Taking Zovirax with food may decrease stomach upset.
• Shake the suspension well before measuring a dose. To ensure that you get a correct dose, measure the suspension with a special dose-measuring spoon or cup, not with a regular table spoon. If you do not have a dose-measuring device, ask your pharmacist where you can get one.
• Take all of the Zovirax that has been prescribed for you even if you begin to feel better. Your symptoms may start to improve before the infection is completely treated.
• Lesions caused by herpes viruses should be kept as clean and dry as possible. Wearing loose clothing may help to prevent irritation of the lesions.
• Store Zovirax at room temperature away from moisture and heat.

What happens if I miss a dose?

• Take the missed dose as soon as you remember. However, if it is almost time for the next regularly scheduled dose, skip the missed dose and take the next one as directed. Do not take a double dose of this medication unless otherwise directed by your doctor.

What happens if I overdose?

• Seek emergency medical attention.
• Symptoms of an Zovirax overdose include seizures, hallucinations, and kidney damage (decreased urine production).

What should I avoid while taking Zovirax?

• Herpes infections are contagious and you can infect other people, even during treatment. Avoid letting infected areas come into contact with other people. Wash your hands frequently to prevent transmission.
• Zovirax will not prevent the spread of genital herpes. Avoid sexual intercourse or use a latex condom to prevent spreading the virus to others.

What are the possible side effects of Zovirax?

• Stop taking Zovirax and seek emergency medical attention or contact your doctor immediately if you experience any of the following serious side effects:
  · an allergic reaction (difficulty breathing; closing of your throat; swelling of your lips, tongue, or face; or hives);
  · little or no urine production; or
  · unusual bleeding or bruising.
• Other, less serious side effects may be more likely to occur. Continue to take Zovirax and talk to your doctor if you experience
  · nausea, vomiting, diarrhea, decreased appetite, or abdominal pain;
  · a headache or lightheadedness; or
  · joint pain.
• Side effects other than those listed here may also occur. Talk to your doctor about any side effect that seems unusual or that is especially bothersome.

What other drugs will affect Zovirax?

• Probenecid (Benemid) may increase the effects of Zovirax and lead to dangerous side effects. You may need a dosage adjustment or special monitoring during treatment if you are taking probenecid.
• Drugs other than those listed here may also interact with Zovirax. Talk to your doctor and pharmacist before taking any prescription or over-the-counter medicines, including herbal products.

Where can I get more information?

• Your pharmacist has additional information about Zovirax written for health professionals that you may read.