Allopurinol belongs to a class of medications called xanthine oxidase inhibitors. It works by reducing the production of uric acid in the body. High levels of uric aci… 展开

You should not use this medicine if you have ever had an allergic reaction to allopurinol. Allopurinol can lower blood cells that help your body fight infections. This can make it easi… 展开

You should not use allopurinol if you are allergic to it. To make sure this medicine is safe for you, tell your doctor if you have ever had: 1. diabetes; 2. congestive heart failure; 3. high bl… 展开

Take allopurinol exactly as prescribed by your doctor. Follow all directions on your prescription label and read all medication guides or instruction sheets. Your doctor may occasionall… 展开