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(a) Specifications. Type A medicated article containing 25 grams of novobiocin activity per pound.
(b) Sponsor. See No. 054771 in § 510.600(c) of this chapter.
(c) Related tolerances. See § 556.460 of this chapter.
(d) Conditions of use. It is used in animal feeds as follows:
(1) Chickens -
| Novobiocin amount
| Indications for use
| Limitations
| Sponsor
|
|---|
| (i) To provide 6 to 7 milligrams per pound (mg/lb) of body weight per day. | Chickens: As an aid in the treatment of breast blisters associated with staphylococcal infections susceptible to novobiocin. | Administer feed which contains not less than 200 grams of novobiocin activity per ton of feed as the sole ration for 5 to 7 days. Not for laying chickens. Withdraw 4 days before slaughter. | 054771
| | (ii) To provide 10 to 14 mg/lb of body weight per day. | Chickens: For the treatment of staphylococcal synovitis and generalized staphylococcal infections susceptible to novobiocin. | Administer feed which contains not less than 350 grams of novobiocin activity per ton of feed as the sole ration for 5 to 7 days. Not for laying chickens. Withdraw 4 days before slaughter. | 054771 |
(2) Turkeys -
| Novobiocin amount
| Indications for use
| Limitations
| Sponsor
|
|---|
| (i) To provide 4 to 5 mg/lb of body weight per day. | Turkeys: As an aid in the treatment of breast blisters associated with staphylococcal infections susceptible to novobiocin. | Administer feed which contains not less than 200 grams of novobiocin activity per ton of feed as the sole ration for 5 to 7 days. Not for laying turkeys. Withdraw 4 days before slaughter. | 054771
| | (ii) To provide 5 to 8 mg/lb of body weight per day. | Turkeys: As an aid in the control of recurring outbreaks of fowl cholera caused by strains of Pasteurella multocida susceptible to novobiocin following initial treatment with 7 to 8 mg/lb of body weight per day. | Administer feed which contains not less than 200 grams of novobiocin activity per ton of feed as the sole ration for 5 to 7 days. Not for laying turkeys. Withdraw 4 days before slaughter. | 054771
| | (iii) To provide 7 to 8 mg/lb of body weight per day. | Turkeys: For the treatment of staphylococcal synovitis and generalized staphylococcal infections susceptible to novobiocin; and treatment of acute outbreaks of fowl cholera caused by strains of Pasteurella multocida susceptible to novobiocin. | Administer feed which contains not less than 350 grams of novobiocin activity per ton of feed as the sole ration for 5 to 7 days. Not for laying turkeys. Withdraw 4 days before slaughter. | 054771 |
(3) Minor species -
| Novobiocin amount
| Indications for use
| Limitations
| Sponsor
|
|---|
| (i) 350 grams per ton. | Ducks: For the control of infectious serositis and fowl cholera in ducks caused by Pasteurella anatipestifer and P. multocida, susceptible to novobiocin. | Administer as the sole ration for 5 to 7 days. Continue medication for 14 days if necessary. Repeat if reinfection occurs. Discontinue use at least 3 days before slaughter. Not for use in laying ducks. | 054771
| | (ii) To provide 20 mg/lb of body weight per day. | Mink: For the treatment of generalized infections, abscesses, or urinary infections caused by staphylococcal or other novobiocin sensitive organisms. | Administer feed which contains not less than 200 grams of novobiocin activity per ton of feed as the sole ration for 7 days. | 054771 |
[40 FR 13959, Mar. 27, 1975, as amended at 45 FR 42263, June 24, 1980; 51 FR 7399, Mar. 3, 1986; 52 FR 36402, Sept. 29, 1987; 79 FR 13545, Mar. 11, 2014; 84 FR 12501, Apr. 2, 2019]
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