Levamisole.
21 C.F.R. § 556.350
in effectEffective: 2024-07-01(a) [Reserved]
(b) Tolerances. The tolerances for levamisole are:
(1) Cattle. Edible tissues (excluding milk): 0.1 ppm.
(2) Sheep. Edible tissues (excluding milk): 0.1 ppm.
(3) Swine. Edible tissues: 0.1 ppm.
(c) Related conditions of use. See §§ 520.1242a, 520.1242b, 520.1242d, 520.1242e, 520.1242f, 520.1242g, 522.1242, and 524.1240 of this chapter.
Source: eCFRURL: https://www.ecfr.gov/api/versioner/v1/full/2024-07-01/title-21.xmlFetched: 7/26/2026
