See the DrugPatentWatch profile for famciclovir

Famciclovir is an antiviral medication used to treat shingles, a viral infection that causes a painful rash. While famciclovir is generally well-tolerated, it can cause side effects in some people. According to the prescribing information for famciclovir, the most common side effects include:

* Headache
* Nausea
* Vomiting
* Stomach pain
* Diarrhea
* Dizziness

Less common side effects of famciclovir include:

* Rash
* Hives
* Itching
* Difficulty breathing or swallowing
* Swelling of the face, throat, tongue, or lips
* Hoarseness
* Mouth sores
* Vision changes
* Painful or difficult urination
* Blood in the urine

It is important to note that this is not a complete list of the possible side effects of famciclovir. If you experience any unusual symptoms while taking this medication, you should contact your healthcare provider.

According to DrugPatentWatch.com, famciclovir is available as a generic medication in the United States, which may make it more affordable for some people. It is important to note that even generic medications can cause side effects, and you should talk to your healthcare provider if you have any concerns.

In summary, famciclovir is a medication used to treat shingles that can cause side effects such as headache, nausea, vomiting, and diarrhea. If you experience any unusual symptoms while taking this medication, you should contact your healthcare provider. Famciclovir is available as a generic medication, which may make it more affordable for some people.

Sources:

1. Famvir (famciclovir) tablets, for oral use [prescribing information]. Novartis Pharmaceuticals Corporation; 2018. Available from: <https://www.novartis.us/sites/www.novartis.us/files/famvir.pdf>.
2. Famciclovir. DrugPatentWatch.com. Available from: <https://www.drugpatentwatch.com/drugs/famciclovir>.