Background:

5-Hydroxypyrazine-2-Carboxylic Acid, a metabolite of anti-tuberculosis drug pyrazinamide (PZA).

参考文献:
[1]. Huq, Fazlul; Hossain, Zahed. Molecular modelling analysis of the metabolism of pyrazinamide. Journal of Pharmacology and Toxicology (2006), 1(6), 505-515.
[2]. Mehmedagic, Aida; Verite, Philippe; Menager, Sabine et al. Investigation of the effects of concomitant caffeine administration on the metabolic disposition of pyrazinamide in rats. Biopharmaceutics & Drug Disposition (2002), 23(5), 191-195.