What is Famciclovir?

Famciclovir is used to treat herpes zoster(shingles),repeat outbreaks of cold sores or fever blisters in people with normal immune system, genital herpes, infections of the skin & mucus membranes(mouth, anus) in people with HIV infection.It does not cure herpes infections.However, it may decreases the symptoms of pain,burning, tingling, tenderness &itching; help sores to heal & prevents new sores.

Questions and answers on "Famciclovir"

My Dr. prescribed Famcicclovir 500 twice a day for Epstein Barr Virus. Can I have alcohol while taking this medicine?

doctor1 MD

Brief Answer:
No drug interaction with alcohol.

Detailed Answer:

Welcome to XXXXXXX Thanks for your query.

Famciclovir has not documented...

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I have developed a cold sore and have not had one since 2010. I have an old prescription for acyclovir that expired 10/11, is it safe to take?...

doctor1 MD

Brief Answer:
Absolute contraindication

Detailed Answer:

Thanks for the query

I strongly recommend not to use expired acyclovir. Expired...

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how soon after I contact someone with herpes 1 am I contagious to others?
Also, how long should I continue the famciclovir 2000mg/day to minimize...

doctor1 MD


Thank you for your question.

Type 1 Herpes is common over lip and around nose. Do you have any active lesion? - If yes, where are they...

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