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异烟肼-isoniazid
变量_单倍型
NAT2*4, NAT2*5D, NAT2*6B, NAT2*7A, NAT2*14A, NAT2*19
类型
Dosage,"Metabolism/PK"
记事
Patients were given an isoniazid dose based on NAT2 acetylator status or a standard dose. Slow acetylators (carriers of two variant alleles *19, *14, *5, *6, or *7) who had their dose adjusted had a reduced incidence of liver injury as compared to those who received a standard dose, and fast acetylators (*4/*4, either given standard dose or 1.5x standard dose) who had their dose adjusted had a reduced incidence of early treatment failure (at 8 weeks) as compared to those who received a standard dose.
专家论述
NAT2 *4/*4 (assigned as rapid acetylator phenotype) is associated with increased dose of isoniazid in people with Tuberculosis as compared to NAT2 *19 + *14A + *5D + *6B + *7A (assigned as slow acetylator phenotype) .