Allopurinol is used to treat gout. Learn how it works, how long it takes, risks and side-effects. Allopurinol (Zyloprim) is used for treating gout, high levels of uric acid in to mg orally, once a day, for mild gout or to mg a day in. Medscape - Indication-specific dosing for Zyloprim, Aloprim (allopurinol), IV: mg/m²/day; not to exceed mg/m²/day; may administer as single. Sign up for our newsletter Sign up to receive regular updates about Versus Arthritis work and activities. Administration advice : -Maintain fluid intake sufficient to yield a daily urinary output of at least 2 L; neutral or slightly alkaline urine is desirable. Allopurinol can lower the urate levels in your blood over the space of a few weeks. You should avoid being around people who are sick or have allopuriinol while taking this medicine. Allopurinol mg-MYL, white, round. Your doctor will likely start you on a low dose of allopurinol and gradually increase it. Facebook Twitter Email Alternatively, select and copy the link below close. See full terms. Fertility, pregnancy and breastfeeding Allopurinol is unlikely to affect fertility. Keep up to allopurnol with the latest news from Versus Arthritis. You should keep taking allopurinol even:. This material is provided for educational purposes only and is not intended for medical advice, diagnosis or treatment. Daily news summary.