21 C.F.R. § 556.275

Current through October 31, 2024
Section 556.275 - Fenbendazole
(a)Acceptable daily intake (ADI). The ADI for total residue of fenbendazole is 40 [MICRO]g/kg of body weight per day.
(b)Tolerances. The tolerances for fenbendazole are:
(1)Cattle.
(i) Liver (target tissue): 0.8 ppm fenbendazole (marker residue).
(ii) Milk: 0.22 ppm fenbendazole sulfoxide (marker residue).
(2)Chickens.
(i) Liver (target tissue): 5.2 ppm fenbendazole sulfone (marker residue).
(ii) Eggs: 1.8 ppm fenbendazole sulfone (marker residue).
(3)Goats.
(i) Liver (target tissue): 0.8 ppm fenbendazole (marker residue).
(ii) [Reserved]
(4)Swine.
(i) Liver (target tissue): 3.2 ppm fenbendazole (marker residue).
(ii) [Reserved]
(5)Turkeys.
(i) Liver (target tissue): 6 ppm fenbendazole sulfone (marker residue).
(ii) [Reserved]
(6)Quail.
(i) Liver (target tissue): 6 ppm fenbendazole sulfone (marker residue).
(ii) [Reserved]
(c)Related conditions of use. See §§ 520.905a , 520.905b , 520.905c , 520.905d , and 558.258 of this chapter.

21 C.F.R. §556.275

84 FR 32993 , July 11, 2019, as amended at 86 FR 57998 , Oct. 20, 2021; 86 FR 61686 , Nov. 8, 2021; 89 FR 85428 , Oct. 28, 2024
81 FR 22524, 4/18/2016; 83 FR 48947, 9/28/2018; 84 FR 32993, 9/9/2019; as amended at 86 FR 57998, 10/20/2021; 86 FR 61686, 11/8/2021; 89 FR 85428 , 10/28/2024