<unk>  is a medication used to decrease high blood uric acid levels. It is specifically used to prevent gout, prevent specific types of kidney stones and for the high uric acid levels that can occur with chemotherapy. It is taken by mouth or injected into a vein. Common side effects when used by mouth include itchiness and rash. Common side effects when used by injection include vomiting and kidney problems. While not recommended historically, starting<unk>  during an attack of gout<unk> pears to be safe. In those already on the medication, it should be continued even during an acute gout attack. While use during pregnancy does not<unk> pear to result in harm, this use has not been well studied.<unk>  is in the xanthine oxidase inhibitor family of medications.<unk>  was<unk> proved for medical use in the United States in 1966. It is on the World Health Organization's List of Essential Medicines.<unk>  is available as a generic medication. In 2019, it was the 43rd most commonly prescribed medication in the United States, with more than 15million prescriptions.
Allopurinol
Pamidronic acid
Etidronic acid
Risedronic acid
Alendronic acid
Medronic acid
Ibandronic acid
Colchicine