Hi thanks for posting in HCM I have understood your concern 1.at present your uricacid levels are normal 2. you are using allopurinol drug , it is useful in overproduction of uricacid I can suggest you to get done 1.serum creatinine and electrolytes 2.baseline usg abdomen 3.24 hrs urine uric acid to check whether you are overproducer or under excrete treatment 1.avoid high protein diet , fructose sweetened drinks,cauliflower,beans 2.citrus containing fruits helps you 3.coffee 3 cups a day is useful 4.more than 2litres of water everyday 5.regular exercise 6.change over to tab.feburic 80 mg once in the morning and it is superior to zyloric. hope this helps you any further questions please let me know thanks