Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Grouping of medicines recommended for use in longer multidrug‐resistant TB (MDR‐TB) regimens by the WHO. 2 Group A drugs are strongly recommended for inclusion in all longer MDR‐TB regimens containing fluoroquinolones, bedaquiline, and linezolid. Group B drugs were recommended to add one or two to the regimen to improve outcomes. Group C drugs were recommended as a secondary option to Group A and B drugs.
