If allopurinol toxicity occurs, options include other xanthine oxidase inhibitors, a uricosuric agent, or allopurinol desensitisation (the latter only in cases of mild rash).

如出现物毒性，选择包黄嘌呤氧化酶制剂、促进尿酸或脱敏疗法（后者仅适于轻度皮疹者）。