β-Glucuronidase-IN-1 is an E. coli β-glucuronidase (β-glucuronidase) inhibitor with a potent, selective, non-competitive, and orally active IC50 and Ki value of 283 nM and 164 nM, respectively, against E. coli β-glucuronidase.

6-azathymine is a potent inhibitors of D-3-aminoisobutyrate-pyruvate aminotransferase.?6-Azauracil acted as a competitive inhibitor with respect to beta-alanine, and was an uncompetitive inhibitor with respect to pyruvic acid with a Ki of approximately 8.9 mM.

Tizoxanide is the main metabolite of nitazoxanide, which is a synthetic nitrothiazolyl-salicylamide derivative and an antiprotozoal agent.