21 C.F.R. § 558.500
Current through October 31, 2024
| Ractopamine in grams/ton | Combination in grams/ton | Indications for use | Limitations | Sponsor |
| (i) 4.5 to 9.0 | For increased rate of weight gain, improved feed efficiency, and increased carcass leanness in finishing swine, weighing not less than 150 lb, fed a complete ration containing at least 16% crude protein for the last 45 to 90 lb of gain prior to slaughter | Feed continuously as sole ration | 016592 054771 058198 | |
| (ii) [Reserved] |
| Ractopamine in grams/ton | Combination in grams/ton | Indications for use | Limitations | Sponsor |
| (i) 8.2 to 24.6 | Cattle fed in confinement for slaughter: For increased rate of weight gain and improved feed efficiency during the last 28 to 42 days on feed | Feed continuously as sole ration during the last 28 to 42 days on feed. Not for animals intended for breeding | 016592 051311 054771 058198 | |
| (ii) 8.2 to 24.6 to provide 70 to 430 mg/head/day | Monensin 10 to 40 to provide 0.14 to 0.42 mg monensin/lb of body weight, depending on severity of coccidiosis challenge, up to 480 mg/head/day | Cattle fed in confinement for slaughter: For increased rate of weight gain, improved feed efficiency, and prevention and control of coccidiosis due to Eimeria bovis and E. zuernii during the last 28 to 42 days on feed | Feed continuously as sole ration during the last 28 to 42 days on feed. Not for animals intended for breeding. See special labeling considerations in § 558.355(d) of this chapter. Ractopamine as provided by No. 016592, 054771, or 058198; monensin as provided by No. 016592 or 058198 in § 510.600(c) of this chapter | 016592 054771 058198 |
| (iii) 9.8 to 24.6 | Cattle fed in confinement for slaughter: For increased rate of weight gain, improved feed efficiency, and increased carcass leanness during the last 28 to 42 days on feed | Feed continuously as sole ration during the last 28 to 42 days on feed. Not for animals intended for breeding | 016592 051311 054771 058198 | |
| (iv) 9.8 to 24.6 to provide 90 to 430 mg/head/day | Monensin 10 to 40 to provide 0.14 to 0.42 mg monensin/lb of body weight, depending on severity of coccidiosis challenge, up to 480 mg/head/day | Cattle fed in confinement for slaughter: For increased rate of weight gain, improved feed efficiency, increased carcass leanness, and prevention and control of coccidiosis due to Eimeria bovis and E. zuernii during the last 28 to 42 days on feed | Feed continuously as sole ration during the last 28 to 42 days on feed. Not for animals intended for breeding. See special labeling considerations in § 558.355(d) of this chapter. Ractopamine as provided by No. 016592, 054771, or 058198; monensin as provided by No. 016592 or 058198 in § 510.600(c) of this chapter | 016592 054771 058198 |
| (v) 9.8 to 24.6 to provide 90 to 430 mg/head/day | Monensin 10 to 40 to provide 0.14 to 0.42 mg monensin/lb of body weight, depending on severity of coccidiosis challenge, up to 480 mg/head/day, plus melengestrol acetate to provide 0.25 to 0.5 mg/head/day | Heifers fed in confinement for slaughter: For increased rate of weight gain, improved feed efficiency, increased carcass leanness, prevention and control of coccidiosis due to Eimeria bovis and E. zuernii, and suppression of estrus (heat) during the last 28 to 42 days on feed | Feed continuously as sole ration during the last 28 to 42 days on feed. Not for animals intended for breeding. See special labeling considerations in §§ 558.342(d) and 558.355(d) of this chapter. Ractopamine as provided by No. 016592, 054771, or 058198; monensin as provided by No. 016592 or 058198; melengestrol acetate as provided by No. 016592, 054771 or 058198 in § 510.600(c) of this chapter | 016592 054771 058198 |
| (vi) Not to exceed 800; to provide 70 to 400 mg/head/day | Cattle fed in confinement for slaughter: For increased rate of weight gain and improved feed efficiency during the last 28 to 42 days on feed | Top dress ractopamine at a minimum of 1.0 lb/head/day of medicated feed continuously during the last 28 to 42 days on feed. Not for animals intended for breeding | 016592 051311 054771 058198 | |
| (vii) Not to exceed 800; to provide 70 to 400 mg/head/day | Monensin 10 to 40 to provide 0.14 to 0.42 mg monensin/lb of body weight, depending on severity of coccidiosis challenge, up to 480 mg/head/day | Cattle fed in confinement for slaughter: For increased rate of weight gain, improved feed efficiency, and prevention and control of coccidiosis due to Eimeria bovis and E. zuernii during the last 28 to 42 days on feed | Top dress ractopamine at a minimum of 1.0 lb/head/day of medicated feed continuously during the last 28 to 42 days on feed. Not for animals intended for breeding. See special labeling considerations in § 558.355(d) of this chapter. Ractopamine as provided by No. 016592, 054771, or 058198; monensin as provided by No. 016592 or 058198 in § 510.600(c) of this chapter | 016592 054771 058198 |
| Ractopamine in grams/ton | Combination in grams/ton | Indications for use | Limitations | Sponsor |
| (i) 4.6 to 11.8 (5 to 13 ppm) | Finishing hen turkeys: For increased rate of weight gain and improved feed efficiency when fed for the last 7 to 14 days prior to slaughter. | Feed continuously as sole ration during the last 7 to 14 days prior to slaughter. | 058198 | |
| (ii) 4.6 to 11.8 (5 to 13 ppm) | Finishing tom turkeys: For increased rate of weight gain and improved feed efficiency when fed for the last 14 days prior to slaughter. | Feed continuously as sole ration during the last 14 days prior to slaughter. Feeding ractopamine to tom turkeys during periods of excessive heat can result in increased mortality. | 058198 | |
| (iii) 4.6 to 11.8 (5 to 13 ppm) | Monensin 54 to 90 | Finishing hen turkeys: As in paragraph (e)(3)(i) of this section; and for the prevention of coccidiosis in growing turkeys caused by Eimeria adenoeides, E. meleagrimitis and E. gallopavonis. | Feed continuously as sole ration during the last 7 to 14 days prior to slaughter. See § 558.355(d) . | 058198 |
| (iv) 4.6 to 11.8 (5 to 13 ppm) | Monensin 54 to 90 | Finishing tom turkeys: As in paragraph (e)(3)(ii) of this section; and for the prevention of coccidiosis in growing turkeys caused by Eimeria adenoeides, E. meleagrimitis and E. gallopavonis. | Feed continuously as sole ration during the last 14 days prior to slaughter. Feeding ractopamine to tom turkeys during periods of excessive heat can result in increased mortality. See § 558.355(d) . | 058198 |
21 C.F.R. §558.500