21 CFR § 556.735
Tilmicosin
June 25, 2020
(a) Acceptable daily intake (ADI). The ADI for total residue of tilmicosin is 25 µg/kg of body weight per day.
(b) Tolerances. The tolerances for tilmicosin (marker residue) are:
(1) Cattle.
(i) Liver (target tissue): 1.2 ppm.
(ii) Muscle: 0.1 ppm.
(2) Sheep.
(i) Liver (target tissue): 1.2 ppm.
(ii) Muscle: 0.1 ppm.
(3) Swine.
(i) Liver (target tissue): 7.5 ppm.
(ii) Muscle: 0.1 ppm.
(c) Related conditions of use. See §§520.2471, 522.2471, and 558.618 of this chapter.