Proposal to Amend the List of Maximum Residue Limits for Veterinary Drugs in Foods - Proposed MRL 2023-1

I. Proposed Maximum Residue Limits (MRLs) - new MRLs

The List will be amended by inserting new MRLs listed below. The proposed MRLs may either be for a new veterinary drug (Column I) or a new food (Column III) for a veterinary drug on the List.

Proposed new MRLs
Column I Column II Column III Column IV
Veterinary Drug Name of the Substance for Drug Analysis Purposes Foods Maximum Residue Limits p.p.m.
Azaperone Sum of Azaperone and Azaperol Kidney of swine 0.1
Liver of swine 0.1
Muscle of swine 0.06
Skin and fat of swine 0.06
Bacitracin Bacitracin A Eggs 0.5
Dexamethasone Dexamethasone Fat of cattle No MRL required
Kidney of cattle 0.001
Liver of cattle 0.002
Muscle of cattle 0.001
Milk of cattle 0.0003
Lincomycin Lincomycin Honey 0.75
Tiamulin 8-α-hydroxymutilin Fat of rabbits 0.1
Kidney of rabbits 0.1
Liver of rabbits 0.4
Muscle of rabbits 0.1
Tulathromycin CP-60,300 Fat of cattle 0.2 - Expressed as tulathromycin equivalent
Skin and fat of swine 0.3 - Expressed as tulathromycin equivalent
Footnote 1

Under the approved conditions of use, the predicted levels of residues of these veterinary drugs in foods are considered unlikely to be of human safety concern, and there is no need to routinely monitor these residues to ensure consumer safety. See Frequently Asked Questions - MRLs for further information.

Return to footnote 1 referrer

II. Maximum Residue Limits (MRLs) revisions to existing MRLs

The List will be amended by replacing the MRLs listed below. The MRLs in foods (Column III) listed below for Ketoprofen will be replaced by the following proposed MRLs:

Proposed revisions to existing MRLs
Column I Column II Column III Column IV
Veterinary Drug Name of the Substance for Drug Analysis Purposes Foods Maximum Residue Limits p.p.m.
Ketoprofen Ketoprofen Kidney of cattle 0.45
Muscle of cattle 0.15
Kidney of swine 0.4

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