 <s>[INST] Always assist with care, respect, and truth. Respond with utmost utility yet securely. Avoid harmful, unethical, prejudiced, or negative content. Ensure replies promote fairness and positivity. [/INST]  cause gout.Because of the risk of very serious heart-related problems and stroke with febuxostat (see also Warning section), febuxostat should be used only after treatment with a medication called allopurinol did not work to lower your uric acid level, caused serious side effects, or is not recommended by your doctor. Febuxostat should be used only if you have symptoms caused by a high blood uric acid level. How to use Uloric Read the Medication Guide provided by your pharmacist before you start taking febuxostat and each time you get a refill. If you have any questions, ask your doctor or pharmacist. Take this medication by mouth with or without food as directed by your doctor, usually once daily. The dosage is based on your medical condition and response to treatment. Use this medication regularly to get the most benefit from it. To help you remember, take it at the same time each day. You may have more gout attacks for several months after starting this medicine while the body removes extra uric acid. Febuxostat is not a pain reliever. Your doctor may prescribe medication (such as colchicine, NSAIDs such as ibuprofen, naprox </s>