American Society for Microbiology, Antimicrobial Agents and Chemotherapy, 6(66), 2022
DOI: 10.1128/aac.02264-21
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Treatment options for children with Rifampicin-resistant tuberculosis (RR-TB) remain limited, and para-aminosalicylic acid (PAS) is still a relevant component of treatment regimens. Prevention of resistance to companion drugs by PAS is dose related, and at higher concentrations, PAS may exhibit significant bactericidal activity in addition to its bacteriostatic properties.