ethionamide
/ˌɛθɪˈɒnəmʌɪd/Pharmacology
noun
An antibiotic effective only against mycobacteria, used mainly (and now rarely) in the treatment of tuberculosis.
- Chemical name: 2-ethylthioisonicotinamide; C8H10N2S..
Origin
1950s; earliest use found in The British Medical Journal. From e- + thio- + n- + amide, elements of the chemical name.