Meta-Analysis of Clinical Studies Supports the Pharmacokinetic Variability Hypothesis for Acquired Drug Resistance and Failure of Antituberculosis Therapy
Author(s) -
Jotam G. Pasipanodya,
Shashikant Srivastava,
Tawanda Gumbo
Publication year - 2012
Publication title -
clinical infectious diseases
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 3.44
H-Index - 336
eISSN - 1537-6591
pISSN - 1058-4838
DOI - 10.1093/cid/cis353
Subject(s) - medicine , isoniazid , confidence interval , pharmacokinetics , sputum , relative risk , dosing , regimen , randomized controlled trial , drug resistance , clinical trial , meta analysis , tuberculosis , drug , pharmacology , intensive care medicine , pathology , microbiology and biotechnology , biology
Using hollow-fiber tuberculosis studies, we recently demonstrated that nonadherence is not a significant factor for ADR and that therapy failure only occurs after a large proportion of doses are missed. Computer-aided clinical trial simulations have suggested that isoniazid and rifampin pharmacokinetic variability best explained poor outcomes. We were interested in determining whether isoniazid pharmacokinetic variability was associated with either microbiological failure or ADR in the clinic.
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