P-aminosalicylic acid may be included in the treatment of MDR/RR-TB patients on longer
regimens only if bedaquiline, linezolid, clofazimine or delamanid are not used or if better options
to compose a regimen are not possible.
Guideline Citation
WHO consolidated guidelines on tuberculosis. Module 4: treatment - drug-resistant tuberculosis treatment. Geneva: World Health Organization; 2020. Licence: CC BY-NC-SA 3.0 IGO.
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