APPENDIX IV: DRAFT MAXIMUM RESIDUE LIMITS FOR VETERINARY DRUGS RETAINED AT STEP 7

Abamectin

ADI:	0-2 µg/kg body weight (1995) Established for the sum of abamectin and (Z)-8,9 isomer by the 1997 JMPR.
Residue Definition:	Avermectin B1a

Species	Tissue	MRL	(µg/kg)	Step	JECFA	CCRVDF
cattle	liver	100		7	47	10V
cattle	kidney	50		7	47	10V
cattle	fat	100		7	47	10V

Carazolol

ADI:	0-0.1 µg/kg body weight (1994) ADI based on the acute pharmacological effects of carazolol.
Residue Definition:	Carazolol

Species	Tissue	MRL	(µg/kg)		Step	JECFA	CCRVDF
pig	muscle	5		1/	7	38, 43	7V, 8V, 9IV, 10II
pig	liver	25			7	38, 43	7V, 8V, 9IV, 10II
pig	kidney	25			7	38, 43	7V, 8V, 9IV, 10II
pig	fat/skin	5		1/	7	38, 43	7V, 8V, 9IV, 10II

1/ The concentration at the injection site may exceed the ADI.

ADI	Acceptable Daily Intake (expressed in micrograms/kilogram body weight)
Tissue	Muscle, Liver, Kidney, Fat, Fat/Skin, Milk or Egg
MRL	Maximum Residue Limit (unless noted otherwise, expressed in micrograms/kilogram)
Step	Step of the MRL at the time of consideration by the CCRVDF or Year of its adoption by the Codex Alimentarius Commission
JECFA	Meeting number of the Joint FAO/WHO Expert Committee on Food Additives where the substance was evaluated and/or MRL recommended/considered
CCRVDF	Session number of the CCRVDF where the MRL was considered and Appendix number of its report where the MRL is contained.

Chlortetracycline/Oxytetracycline/Tetracycline

ADI:	0-30 µg/kg body weight (1995) Group ADI for chlortetracycline, oxytetracycline and tetracycline.
Residue Definition:	Parent drugs, singly or in combination.

Species	Tissue	MRL	(µg/kg)	Step	JECFA	CCRVDF
cattle	muscle	200		7	45, 47, 50	9V, 10V
pig	muscle	200		7	45, 47, 50	9V, 10V
sheep	muscle	200		7	45, 47, 50	9V, 10V
poultry	muscle	200		7	45, 47, 50	9V, 10V
cattle	liver	600		7	45, 47, 50	9V, 10V
pig	liver	600		7	45, 47, 50	9V, 10V
sheep	liver	600		7	45, 47, 50	9V, 10V
poultry	liver	600		7	45, 47, 50	9V, 10V
cattle	kidney	1200		7	45, 47, 50	9V, 10V
pig	kidney	1200		7	45, 47, 50	9V, 10V
sheep	kidney	1200		7	45, 47, 50	9V, 10V
poultry	kidney	1200		7	45, 47, 50	9V, 10V
cattle	milk	100	(µg/l)	7	45, 47	9V, 10V
sheep	milk	100	(µg/l)	7	45, 47	9V, 10V
poultry	eggs	400		7	45, 47, 50	9V, 10V

Dexamethasone

ADI:	0-0.015 µg/kg body weight (1994)
Residue Definition:	Dexamethasone.

Species	Tissue	MRL	(µg/kg)	Step	JECFA	CCRVDF
cattle	muscle	0.5	T	7	42, 43, 48	8V, 9V, 10V
pig	muscle	0.5	T	7	42, 43, 48	8V, 9V, 10V
horse	muscle	0.5	T	7	42, 43, 48	8V, 9V, 10V
cattle	liver	2.5	T	7	42, 43, 48	8V, 9V, 10V
pig	liver	2.5	T	7	42, 43, 48	8V, 9V, 10V
horse	liver	2.5	T	7	42, 43, 48	8V, 9V, 10V
cattle	kidney	0.5	T	7	42, 43, 48	8V, 9V, 10V
pig	kidney	0.5	T	7	42, 43, 48	8V, 9V, 10V
horse	kidney	0.5	T	7	42, 43, 48	8V, 9V, 10V
cattle	milk	0.3	(µg/l) T	7	42, 43, 48	8V, 9V, 10V

Gentamicin

ADI:	0-20 µg/kg body weight (1998)
Residue Definition:	Gentamicin.

Species	Tissue	MRL	(µg/kg)	Step	JECFA	CCRVDF
cattle	muscle	100		7	43, 48, 50	9V, 10V
pig	muscle	100		7	43, 48, 50	9V, 10V
cattle	liver	2000		7	43, 48, 50	9V, 10V
pig	liver	2000		7	43, 48, 50	9V, 10V
cattle	kidney	5000		7	43, 48, 50	9V, 10V
pig	kidney	5000		7	43, 48, 50	9V, 10V
cattle	fat	100		7	43, 48, 50	9V, 10V
pig	fat	100		7	43, 48, 50	9V, 10V
cattle	milk	200	(µg/l)	7	43, 48, 50	9V, 10V

Thiamphenicol

ADI:	0-6 µg/kg body weight (1996) (Temporary)
Residue Definition:	Thiamphenicol

Species	Tissue	MRL	(µg/kg)	Step	JECFA	CCRVDF
cattle	muscle	40	T	7	47	10V
chicken	muscle	40	T	7	47	10V
cattle	liver	40	T	7	47	10V
chicken	liver	40	T	7	47	10V
cattle	kidney	40	T	7	47	10V
chicken	kidney	40	T	7	47	10V
Cattle	fat	40	T	7	47	10V
Chicken	fat	40	T	7	47	10V