About febuxistat
Xanthine oxidase inhibitor
Used for
- Long-term treatment of gout
- Lowering high uric acid in adults with gout
Usual adult dose
Usually 40 mg once daily; may increase to 80 mg if uric acid remains high.
Common side effects
- Nausea
- Joint pain
- Rash
- Abnormal liver tests
Important warnings
- Not for treating sudden gout attacks; attacks may initially become more frequent.
- Use caution with serious heart disease or liver problems.
- Avoid with azathioprine or mercaptopurine.
- Check uric acid and liver tests as directed.
Pregnancy
Limited information; use only if clearly needed after medical review.
Breastfeeding
Unknown whether it passes into breast milk; medical review is recommended.
Interactions
- Azathioprine or mercaptopurine: potentially dangerous increase in drug levels.
- Theophylline: levels may rise; monitoring may be needed.
AI-generated from general medical knowledge, not from this product's official leaflet. It may be incomplete or out of date. Not medical advice — ask a pharmacist or doctor before making any decision.