Some HLA-Based Risk Factors for Drug Hypersensitivity

Some HLA-Based Risk Factors for Drug Hypersensitivity

Medication

Ethnicity

HLA Haplotype

Hypersensitivity Reaction

AbacavirAbacavir

European ancestry

HLA-B*5701

Abacavir hypersensitivity (usually fever, rash, and GI and respiratory symptoms)Abacavir hypersensitivity (usually fever, rash, and GI and respiratory symptoms)

AllopurinolAllopurinol

Asian ancestry, African ancestry

Less often, European ancestry

HLA-B*5801

SJS/TEN; DRESS

CarbamazepineCarbamazepine

European ancestry, Japanese ancestry

HLA-A*3101

SJS/TEN

CarbamazepineCarbamazepine

Asian ancestry

HLA-B*1502

SJS/TEN; DRESS

DapsoneDapsone

Mainland Chinese ancestry

HLA-B*1301

DRESS

FosphenytoinFosphenytoin

PhenytoinPhenytoin

Asian ancestry

HLA-B*1502

SJS/TEN

LamotrigineLamotrigine

Asian ancestry

HLA-B*1502

SJS/TEN

DRESS = drug rash with eosinophilia and systemic symptoms; GI = gastrointestinal; HLA = human leukocyte antigen; SJS/TEN = Stevens-Johnson syndrome (SJS) and toxic epidermal necrolysis (TEN).

DRESS = drug rash with eosinophilia and systemic symptoms; GI = gastrointestinal; HLA = human leukocyte antigen; SJS/TEN = Stevens-Johnson syndrome (SJS) and toxic epidermal necrolysis (TEN).