Definition of ethacrynic acid in US English:

ethacrynic acid


  • A powerful diuretic drug used in the treatment of fluid retention, especially that associated with heart, liver, and kidney disorders.

    Alternative name: 2,3-dichloro-4-(2-ethylacryloyl) phenoxyacetic acid; chemical formula: C₁₃H₁₂Cl₂O₄

    • ‘The combination of a loop diuretic (eg, ethacrynic acid, furosemide, or bumetanide) and metolazone is a powerful diuretic combination.’
    • ‘The risk is increased with age or concomitant use of loop-inhibiting diuretics (furosemide, ethacrynic acid).’


1960s: ethacrynic from elements of the systematic name (see above).


ethacrynic acid

/eTHəˌkrinik ˈasəd/