§ 558.128 - Chlortetracycline.

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Specifications. Type A medicated articles containing either chlortetracycline calcium complex equivalent to chlortetracycline hydrochloride, or for products intended for use in milk replacer, chlortetracycline hydrochloride.

Approvals. See sponsors in § 510.600(c) of this chapter for use as in paragraph (e) of this section.

Nos. 054771: 50, 90, or 100 grams per pound (g/lb) Type A medicated article.

No. 066104: 10, 20, 30, 50, 70, or 100 g/lb of Type A medicated article.

No. 069254: 50, 90, or 100 g/lb of Type A medicated article.

Related tolerances. See § 556.150 of this chapter.

Special considerations. (1) Federal law restricts medicated feed containing this veterinary feed directive (VFD) drug to use by or on the order of a licensed veterinarian. See § 558.6 for additional requirements.

The expiration date of VFDs for chlortetracycline medicated feeds must not exceed 6 months from the date of issuance. VFDs for chlortetracycline shall not be refilled.

In milk replacers or starter feed; include on labeling the warning: “A withdrawal period has not been established for this product in preruminating calves. Do not use in calves to be processed for veal.”

Manufacture for use in free-choice feeds as in paragraph (e)(4)(iii) of this section must conform to § 510.455 of this chapter.

When manufactured for use as in paragraph (e)(5)(iii) of this section, include on labeling the warning: “Psittacosis, avian chlamydiosis, or ornithosis is a reportable communicable disease, transmissible between wild and domestic birds, other animals, and man. Contact appropriate public health and regulatory officials.”

Conditions of use—(1) Chickens. It is used as follows:

Turkeys. It is used as follows:

Swine. It is used as follows:

Cattle. It is used as follows:

Minor species. It is used as follows:

It is used as a free-choice, loose mineral Type C feed as follows:

Specifications.

Amount. 6,000 grams per ton.

Indications for use. Beef and nonlactating dairy cattle: As an aid in the control of active infection of anaplasmosis caused by Anaplasma marginale susceptible to chlortetracycline.

Limitations. Feed continuously on a free-choice basis at a rate of 0.5 to 2.0 mg chlortetracycline per pound of body weight per day.

Sponsors. See Nos. 054771 and 069254 in § 510.600(c) of this chapter.