Famvir

Famciclovir

What is Famvir used for?

Famvir is an antiviral medication used to treat viral infections caused by herpes viruses, including genital herpes, cold sores, and shingles. It works by stopping the growth and spread of the virus in the body.

How does Famvir work?

Famvir works by blocking the replication of the herpes virus, which prevents it from spreading and causing further outbreaks. It does this by inhibiting the activity of an enzyme called thymidine kinase, which is necessary for the virus to replicate.

How is Famvir taken?

Famvir is available in tablet form and is typically taken orally. The dosage and duration of treatment will depend on the type and severity of the infection being treated. It is most effective when taken at the first sign of an outbreak.

What are the side effects of Famvir?

Common side effects of Famvir may include headache, nausea, diarrhea, and dizziness. Less common side effects may include confusion, hallucinations, and seizures. If you experience any of these symptoms, you should contact your doctor immediately.

Is Famvir safe to use during pregnancy?

There is limited data on the safety of Famvir during pregnancy, and it should only be used if the potential benefits outweigh the risks to the fetus. It is important to discuss the risks and benefits of using Famvir during pregnancy with your doctor.

Can Famvir be used to prevent herpes outbreaks?

Famvir can be used to prevent recurrent outbreaks of genital herpes in people with frequent episodes. It is not a cure for herpes, but it can help to reduce the frequency and severity of outbreaks.

How long does it take for Famvir to start working?

Famvir can start working within a few hours of taking the first dose, but it may take several days to see a noticeable improvement in symptoms. It is important to continue taking the medication as prescribed, even if symptoms improve.

Can Famvir be used to treat other viral infections?

Famvir is only approved for the treatment of herpes infections, but it may be used off-label to treat other viral infections, such as cytomegalovirus and Epstein-Barr virus. However, the safety and efficacy of Famvir for these uses has not been established.

Is Famvir available over-the-counter?

Famvir is a prescription medication and is not available over-the-counter. It can only be obtained with a valid prescription from a licensed healthcare provider.

What should I do if I miss a dose of Famvir?

If you miss a dose of Famvir, take it as soon as you remember. If it is close to the time for your next dose, skip the missed dose and resume your regular dosing schedule. Do not take a double dose to make up for a missed one.

What are known local names of the medication?

• Famciclovir