Question

A 50-year-old man is prescribed allopurinol 100mg OD to prevent recurrent gout attacks. According to the BNF, what potential serious adverse effect should he be warned about, particularly in the first few months of treatment?

Accepted Answer

Severe skin rash (e.g., Stevens-Johnson Syndrome)

Answer

Gastrointestinal upset

Answer

Acute gout flare

Answer

Renal impairment

Answer

Liver dysfunction

Practice question

A 50-year-old man is prescribed allopurinol 100mg OD to prevent recurrent gout attacks. According to the BNF, what potential serious adverse effect should he be warned about, particularly in the first few months of treatment?