Drug-resistant tuberculosis: Difference between revisions

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Multi-drug-resistant tuberculosis (MDR-TB)

Definition

  • [Tuberculosis](Tuberculosis (TB).md) infection that is resistant to both first-line drugs, isoniazid and rifampin

Management

  • 8 months of an intensive four-drug regimen that includes any four drugs to which it is susceptible, in order of preference:
    • Any first-line agents to which it is still susceptible
    • A fluoroquinolone (except ciprofloxacin)
    • An injectable: kanamycin, or other parenteral agent
    • Other second-line agents, starting with ethionamide
  • Followed by 12 months of a less intensive regimen (at least three effective drugs), for a total of at least 20 months