Allopurinol dosing

eGFR mls/min/1.73 m2Allopurinol starting dose [48]Maintenance (maximum) allopurinol dose recommendationsCrCL mls/minMaintenance of allopurinol dose according to Hande et al. [47]
ACR 2020 gout guideline [16]EULAR 2016 gout guideline [17]
< 550 mg/weekMaximum dose 800 mg daily including in those with moderate to severe CKD (stage ≥ 3)Maximum dose should be adjusted to creatinine clearance. Because the dose recommendations in renal disease may slightly differ across countries, the task force recommends following the local summary of product characteristics.0100 mg every three days
5–1550 mg twice weekly10100 mg every two days
16–3050 mg every two days20100 mg daily
31–4550 mg daily40150 mg daily
46–6050/100 mg alternate days60200 mg daily
> 60100 mg daily80250 mg daily
--100300 mg daily
--120350 mg daily
--140400 mg daily

eGFR: estimated glomerular filtration rate; ACR: American College of Rheumatology; EULAR: European Alliance of Associations for Rheumatology; CrCL: creatinine clearance; CKD: chronic kidney disease. -: no data