Definition of ethambutol in English:



mass nounMedicine
  • A synthetic compound with bacteriostatic properties, used in combination with other drugs in the treatment of tuberculosis.

    A derivative of ethylenediamine; chemical formula: C₁₀H₂₄N₂O₂

    • ‘The patient was treated with isoniazid, rifampin, ethambutol, and streptomycin (despite in vitro resistance to isoniazid and rifampin).’
    • ‘Susceptibility testing showed that the organism was highly resistant to isoniazid, rifampin, ethambutol, and ethionamide.’
    • ‘The patient made a full symptomatic recovery on ethambutol, streptomycin and isoniazid.’
    • ‘After treatment with isoniazid, rifampicin, and ethambutol, clinical recovery was prompt: the fever quickly resolved, and within a week laboratory studies showed normal values.’
    • ‘She completed a 1-year course of treatment with rifabutin, ethambutol, and clarithromycin, and remains well.’


1960s from eth(yl) + am(ine) + but(an)ol.