21 C.F.R. § 556.344

Current through October 31, 2024

Section 556.344 - Ivermectin

(a)Acceptable daily intake (ADI). The ADI for total residue of ivermectin is 5 [MICRO]g/kg of body weight per day.

(b)Tolerances. The tolerances for 22,23-dihydroavermectin B₁a (marker residue) are:

(1)American bison. Liver (target tissue): 15 ppb.

(2)Cattle.

(i) Liver (target tissue): 1.6 ppm.

(ii) Muscle: 650 ppb.

(3)Reindeer. Liver (target tissue): 15 ppb.

(4)Sheep. Liver (target tissue): 30 ppb.

(5)Swine.

(i) Liver (target tissue): 20 ppb.

(ii) Muscle: 20 ppb.

(c)Related conditions of use. See §§ 520.1192 , 520.1195 , 520.1197 , 522.1192 , 522.1193 , 524.1193 , and 558.300 of this chapter.

21 C.F.R. §556.344

84 FR 32993 , July 11, 2019, as amended at 85 FR 18121 , Apr. 1, 2020

84 FR 32993, 9/9/2019; as amended at 85 FR 18121, 4/1/2020