Regulations last checked for updates: May 02, 2025

Title 21 - Food and Drugs last revised: Apr 28, 2025
§ 556.745 - Tulathromycin.

(a) Acceptable daily intake (ADI). The ADI for total residue of tulathromycin is 15 µg/kg of body weight per day.

(b) Tolerances. The tolerances for CP-60,300 (marker residue) are:

(1) Cattle. Liver (target tissue): 5.5 ppm.

(2) Swine. Kidney (target tissue): 15 ppm.

(c) Related conditions of use. See §§ 522.2630 and 522.2632 of this chapter.

[84 FR 32993, July 11, 2019, as amended at 86 FR 61686, Nov. 8, 2021]
authority: 21 U.S.C. 342,360b,371
source: 84 FR 32993, July 11, 2019, unless otherwise noted.
cite as: 21 CFR 556.745