Nearly 1 in 10 Failure Rate Could Accelerate Spread of Drug Resistance In the largest ever study of its kind, new research shows that substandard and falsified tuberculosis medicines are widely used and likely contribute to the rise in drug-resistant strains of the disease. Researchers tested 716 samples of two tuberculosis medicines, isoniazid and rifampicin, which comprise a standard TB treatment regimen. The samples were purchased from pharmacies in 17 countries across Africa, Asia, Europe and Latin America. Across all countries, 9...
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