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Fidaxomicin
Pronounced fi-DAX-oh-my-sin
Brand names: Dificid
Type: Macrocyclic antibiotic · All Antibiotics & Infection Medicines
What Fidaxomicin is used for
- C. difficile infection of the gut
- Preventing C. difficile recurrence in selected high-risk patients, on specialist advice
◆ Kidney note
No dose change is needed for kidney function because very little is absorbed into the blood.
Common side effects
- Nausea
- Abdominal pain
- Vomiting
- Constipation
Important cautions
- Works only inside the gut — it is not used for infections elsewhere in the body
How it comes
Tablets, liquid. 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.