21 CFR § 556.495
Oxfendazole
June 25, 2020
(a) Acceptable daily intake (ADI). The ADI for total residue of oxfendazole is 7 µg/kg of body weight per day.
(b) Tolerances. The tolerance for fenbendazole (marker residue) is:
(1) Cattle. Liver (target tissue): 0.8 ppm.
(2) [Reserved]
(c) Related conditions of use. See §§520.1629 and 520.1630 of this chapter.