Ethionamide
（重定向自Trecator）
![](/Images/godic/202502/17/Ethionamide3101.png")
![](/Images/godic/202502/17/Ethionamide_ball-and-stick3101.png")
Ethionamide (INN; chemical name 2-ethylpyridine-4-carbothioamide) is an antibiotic used in the treatment of tuberculosis. It was discovered in 1956. It is sold under the brand name Trecator or Trecator SC by Wyeth Pharmaceuticals which was purchased by Pfizer in 2009.