| [TREATMENT/THERAPY]: ALLOPURINOL [EXTERNAL] | |
Allopurinol (AP) is one of the most effective and widely used drugs for the treatment of hyperuricaemia and gout. Allopurinol is rapidly and extensively metabolised to oxypurinol (oxipurinol).  | |
| Laboratory findings | Allopurinol inc (urine) Oxypurinol (Allopurinol-metabolite) inc (urine)  | 
| Symptoms |     onset, adolescent onset, childhood onset, infancy onset, neonatal  |