21 C.F.R. § 558.455
Current through October 31, 2024
| Oxytetracycline and neomycin sulfate amount in grams per ton of feed | Indications for use | Limitations | Sponsors |
| (i) 100 to 200 | Chickens: For control of infectious synovitis caused by Mycoplasma synoviae; control of fowl cholera caused by Pasteurella multocida susceptible to oxytetracycline. | Feed continuously for 7 to 14 d; do not feed to chickens producing eggs for human consumption; in low calcium feed, withdraw 3 d before slaughter. | 066104 069254 |
| (ii) 400 | Chickens: For control of chronic respiratory disease (CRD) and air sac infection caused by M. gallisepticum and Escherichia coli susceptible to oxytetracycline. | Feed continuously for 7 to 14 d; do not feed to chickens producing eggs for human consumption; in low calcium feeds, withdraw 3 d before slaughter. | 066104 069254 |
| (iii) 500 | Chickens: For reduction of mortality due to air sacculitis (air-sac- infection) caused by E. coli susceptible to oxytetracycline. | Feed continuously for 5 d; do not feed to chickens producing eggs for human consumption; withdraw 24 hours before slaughter; in low calcium feeds withdraw 3 d before slaughter. | 066104 069254 |
| Oxytetracycline and neomycin sulfate amount | Indications for use | Limitations | Sponsors |
| (i) 100 g/ton of feed | Turkeys: For control of hexamitiasis caused by Hexamita meleagridis susceptible to oxytetracycline. | Feed continuously for 7 to 14 d; do not feed to turkeys producing eggs for human consumption. | 066104 069254 |
| (ii) 200 g/ton of feed | Turkeys: For control of infectious synovitis caused by M. synoviae susceptible to oxytetracycline. | Feed continuously for 7 to 14 d; withdraw 5 d before slaughter; do not feed to turkeys producing eggs for human consumption. | 066104 069254 |
| (iii) To provide 25 milligrams per pound (mg/lb) of body weight daily. | Turkeys: For control of complicating bacterial organisms associated with bluecomb (transmissible enteritis; coronaviral enteritis) susceptible to oxytetracycline. | Feed continuously for 7 to 14 d; withdraw 5 d before slaughter; do not feed to turkeys producing eggs for human consumption. | 066104 069254 |
| Oxytetracycline and neomycin sulfate amount | Limitations | Sponsors | |
| (i) To provide 10 mg/lb of body weight daily | Swine: For treatment of bacterial enteritis caused by E. coli and Salmonella choleraesuis and treatment of bacterial pneumonia caused by P. multocida susceptible to oxytetracycline; treatment and control of colibacillosis (bacterial enteritis) caused by E. coli susceptible to neomycin | Feed continuously for 7 to 14 d; withdraw 5 d before slaughter | 066104 069254 |
| (ii) To provide 10 mg/lb of body weight daily | Breeding swine: For control and treatment of leptospirosis (reducing the incidence of abortion and shedding of leptospirae) caused by Leptospira pomona susceptible to oxytetracycline | Feed continuously for not more than 14 d; withdraw 5 d before slaughter | 066104 069254 |
| Oxytetracycline and neomycin sulfate amount | Indications for use | Limitations | Sponsors |
| (i) To provide 10 mg/lb of body weight daily | Calves and beef and nonlactating dairy cattle: For treatment of bacterial enteritis caused by E. coli and bacterial pneumonia (shipping fever complex) caused by P. multocida susceptible to oxytetracycline; treatment and control of colibacillosis (bacterial enteritis) caused by E. coli susceptible to neomycin | Feed continuously for 7 to 14 d; in feed or milk replacers. Treatment should continue 24 to 48 hours beyond remission of disease symptoms. A withdrawal period has not been established for use in preruminating calves. Do not use in calves to be processed for veal. A milk discard time has not been established for use in lactating dairy cattle. Do not use in female dairy cattle 20 months of age or older. Withdraw 5 d before slaughter | 066104 069254 |
| (ii) To provide 10 mg/lb of body weight daily | Calves (up to 250 lb): For treatment of bacterial enteritis caused by E. coli susceptible to oxytetracycline; treatment and control of colibacillosis (bacterial enteritis) caused by E. coli susceptible to neomycin | Feed continuously for 7 to 14 d; in milk replacers or starter feed. Treatment should continue 24 to 48 hours beyond remission of disease symptoms. A withdrawal period has not been established for use in preruminating calves. Do not use in calves to be processed for veal. A milk discard time has not been established for use in lactating dairy cattle. Do not use in female dairy cattle 20 months of age or older. Withdraw 5 d before slaughter | 066104 069254 |
| (iii) To provide 75 mg/head/day | Growing cattle (over 400 lb): For the reduction of the incidence of liver abscesses | Feed continuously | 066104 069254 |
| (iv) To provide 0.5 to 2.0 g/head/ day | Cattle: For prevention and treatment of the early stages of shipping fever complex | Feed 3 to 5 d before and after arrival in feedlots. A withdrawal period has not been established for use in preruminating calves. Do not use in calves to be processed for veal. A milk discard time has not been established for use in lactating dairy cattle. Do not use in female dairy cattle 20 months of age or older | 066104 069254 |
| Oxytetracycline and neomycin sulfate amount | Indications for use | Limitations | Sponsors |
| (i) To provide 10 mg/lb of body weight daily | Sheep: For treatment of bacterial enteritis caused by Escherichia coli and bacterial pneumonia caused by Pasteurella multocida susceptible to oxytetracycline; treatment and control of colibacillosis (bacterial enteritis) caused by E. coli susceptible to neomycin | Feed continuously for 7 to 14 days. Treatment should continue 24 to 48 hours beyond remission of clinical signs of disease. Withdraw 5 days before slaughter | 066104 069254 |
21 C.F.R. §558.455