Allopurinol FAQ
What is Allopurinol used for?
Allopurinol treats gout, high uric acid levels, and certain kidney stones by reducing uric acid production.
How does Allopurinol work?
It inhibits the enzyme xanthine oxidase, decreasing uric acid formation in the body.
What are common side effects of Allopurinol?
Common side effects include nausea, vomiting, diarrhea, and headaches.
Can Allopurinol cause allergic reactions?
Yes, rare but serious allergic reactions can occur, requiring immediate medical attention.
How is Allopurinol taken?
Typically taken orally once or twice daily with water, with or without food.
What is the usual starting dose for Allopurinol?
The starting dose is usually 100mg daily, adjusted based on response and kidney function.
Can I drink alcohol while taking Allopurinol?
Avoid alcohol as it can increase uric acid levels and reduce the medication's effectiveness.
Does Allopurinol interact with other medications?
Yes, it can interact with warfarin, certain antibiotics, and chemotherapy drugs.
How long does it take for Allopurinol to work?
It may take several weeks to months to lower uric acid levels and prevent gout attacks.
Can Allopurinol prevent gout attacks?
Yes, by lowering uric acid levels, it reduces the frequency of gout attacks over time.
What happens if I miss a dose of Allopurinol?
Take the missed dose as soon as remembered, but skip if it's almost time for the next dose.
Is Allopurinol safe for long-term use?
Generally safe for long-term use under medical supervision, with regular monitoring.
Can Allopurinol be used during pregnancy?
Use in pregnancy is not recommended unless clearly needed, as it may harm the fetus.
How often should I have blood tests while on Allopurinol?
Regular blood tests are recommended to monitor uric acid levels and kidney function.
What are signs of Allopurinol overdose?
Severe vomiting, diarrhea, abdominal pain, and fever may indicate overdose, requiring urgent medical care.
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