Famciclovir

Pronounced fam-SY-klo-veer

Brand names: Famvir

Type: Antiviral (herpes viruses) · All Antibiotics & Infection Medicines

What Famciclovir is used for

  • Shingles
  • Genital herpes and cold sores

◆ Kidney note

Cleared by the kidneys — the dose is lowered when kidney function is reduced.

Common side effects

  • Headache
  • Nausea
  • Diarrhea
  • Tiredness

Important cautions

  • Drink adequate fluids during treatment, especially with kidney problems

How it comes

Tablets. This guide lists forms only — it never lists strengths or doses.

Related medicines — Antibiotics & Infection Medicines

Please note: This page is a patient-education summary, not medical advice, and it deliberately contains no doses. Medicines affect everyone differently — always follow your own prescription and talk to your doctor or pharmacist before starting, stopping or changing any medicine.