Review Article

An Updated Review of the Molecular Mechanisms in Drug Hypersensitivity

Table 1

HLA association with various phenotypes of drug hypersensitivity in different populations.

Associated drugHLA alleleHypersensitivity reactionsEthnicityReference

Aromatic anticonvulsants
CarbamazepineB15:02SJS/TENHan Chinese, Thai, Indian, Malaysian, Vietnamese, Singaporean, Hong Kongese[45, 82, 83, 226ā€“230]
A31:01DRESSHan Chinese, European, Spanish[86, 87, 231]
A31:01DRESS/SJS/TENNorthern European, Japanese, Korean[88ā€“90]
B15:11SJS/TENHan Chinese, Japanese, Korean[89, 232, 233]
B59:01SJS/TENJapanese[234]
B38:01SJS/TENSpanish[231]
Oxcarbazepine
Phenytoin
B15:02SJS/TENHan Chinese, Thai[81, 84]
B15:02SJS/TENHan Chinese, Thai[81, 83]
B15:02, B13:01, B51:01SJS/TENHan Chinese, Japanese, Malaysian[91]
A33:03, B38:02, B51:01, B56:02, B58:01, C14:02SJS/TENThai[235]
B51:01DRESSThai[235]
B15:13DRESS/SJS/TENMalaysian[236]
CYP2C93DRESS/SJS/TENHan Chinese, Japanese, Malaysian[91]
CYP2C93SJS/TENThai[235]
Phenobarbital
Lamotrigine
B15:02SJS/TENHan Chinese[81, 85, 237]
B38; B58:01, A68:01, Cw07:18SJS/TENEuropean[93, 238]
B38:01SJS/TENSpanish[231]
A31:01SJS/TENKorean[239]
A24:02DRESS/SJS/TENSpanish[231]
AllopurinolB58:01DRESS/SJS/TENHan Chinese, Thai, Japanese, Korean, European[92ā€“96]
Antiretroviral drugs
AbacavirB57:01HSSEuropean, African[98, 99]
NevirapineDRB101:01DRESSAustralian[240]
B35:05DRESSThai[101]
B14:02, Cw08:01, Cw08:02HSSSardinian, Japanese[102, 241]
C04:01DRESS/SJS/TENMalawian[242]
Antibiotics
Beta-lactamDR9, DR14.1, DR17, DR4Immediate-type drug hypersensitivityChinese[243]
DRA rs7192, DRA rs8084Immediate-type drug hypersensitivitySpanish, Italian[66]
CotrimoxazoleB15:02, C06:02, C08:01SJS/TENThai[244]
DapsoneB13:01HSSHan Chinese[105]
SulfamethoxazoleB38:02SJS/TENEuropean[93]
SulfonamideA29, B12, DR7TENEuropean[245]
NSAIDs
AspirinDRB113:02, DRB106:09Urticaria/angioedemaKorean[74]
Aspirin and other NSAIDsDRB111Urticaria/angioedema and hypotension/laryngeal edemaSpanish[246]
Aspirin and other NSAIDsB44, Cw5Chronic idiopathic urticariaItalian[75]
Oxicam NSAIDsB73:01SJS/TENEuropean[93]
Other drugs
MethazolamideB59:01, CW01:02SJS/TENKorean, Japanese[108]

DRESS: drug reaction with eosinophilia and systemic symptoms; HSS: hypersensitivity syndrome; MPE: maculopapular exanthema; NSAIDs: nonsteroidal anti-inflammatory drugs; SJS: Stevens-Johnson syndrome; TEN: toxic epidermal necrolysis.