Answer
This genetic variant is associated with higher risk of severe allopurinol hypersensitivity and is more prevalent in some ethnic groups. A negative result does not remove all risk.
Sources for this answer
- Allopurinol Tablets BP 100mg — Current selected SmPCemc · Summary of Product Characteristics
- Allopurinol 100mg — Current selected SmPCemc · Summary of Product Characteristics
General medicine information. Follow the instructions for your own medicine and speak to a pharmacist or clinician about your individual circumstances.