While Famciclovir is generally well-tolerated, some people experience side effects. These are usually mild and temporary.
- Headache: This is a common side effect. If your headache is severe or persistent, contact your doctor. Nausea: Some individuals report feeling nauseous. Taking Famciclovir with food may help. Diarrhea: Changes in bowel habits are possible. If diarrhea is severe or prolonged, seek medical advice. Dizziness: Feeling lightheaded is a rare but possible side effect. Avoid driving or operating machinery if affected. Fatigue: Feeling tired is another potential side effect. Get plenty of rest.
Less common side effects include:
- Abdominal pain Vomiting Skin rash Sleep disturbances
Serious side effects are rare but require immediate medical attention. These include:
Severe allergic reactions (e. g., difficulty breathing, swelling of the face, lips, or tongue). Signs of liver damage (e. g., jaundice, dark urine, abdominal pain). Severe skin reactions (e. g., Stevens-Johnson syndrome).
This information is not exhaustive. Always consult your doctor or pharmacist if you have any concerns about side effects or experience anything unusual after taking Famciclovir. They can provide personalized advice based on your health history.