§558.450. Oxytetracycline.
21 C.F.R. § 558.450
Specifications. Each pound of Type A medicated article contains:
Oxytetracycline (from oxytetracycline quaternary salt) equivalent to 50 or 100 grams oxytetracycline hydrochloride; or oxytetracycline (from oxytetracycline dihydrate base) equivalent to 10, 30, 50, 100, or 200 grams oxytetracycline hydrochloride.
Oxytetracycline (from oxytetracycline dihydrate base) equivalent to 50, 100, or 200 grams oxytetracycline hydrochloride; or 100 grams oxytetracycline hydrochloride.
Sponsors. See sponsors in § 510.600(c) of this chapter as follows:
No. 066104: Type A medicated articles as in paragraph (a)(1) of this section.
No. 069254: Type A medicated articles as in paragraph (a)(2) of this section.
Related tolerances. See § 556.500 of this chapter.
Special considerations.
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 oxytetracycline medicated feeds must not exceed 6 months from the date of issuance. VFDs for oxytetracycline shall not be refilled.
In accordance with § 558.5, labeling shall bear the statement: “For use in dry animal feed only. Not for use in liquid feed supplements.”
Conditions of use—
Chickens—
Turkeys—
Swine—
Cattle—
Minor species—
Notes, amendments, and revision history
Amendments
[81 FR 95009, Dec. 27, 2016, as amended at 82 FR 11512, Feb. 24, 2017; 83 FR 48948, Sept. 28, 2018; 84 FR 12502, Apr. 2, 2019; 86 FR 14825, Mar. 19, 2021; 87 FR 10972, Feb. 28, 2022; 87 FR 76423, Dec. 14, 2022; 88 FR 14907, Mar. 10, 2023; 88 FR 55571, Aug. 16, 2023; 89 FR 85429, Oct. 28, 2024]
Authority
Authority: 21 U.S.C. 354, 360b, 360ccc, 360ccc-1, 371.
Source
Source: 40 FR 13959, Mar. 27, 1975, unless otherwise noted.
Amendments
[81 FR 95009, Dec. 27, 2016, as amended at 82 FR 11512, Feb. 24, 2017; 83 FR 48948, Sept. 28, 2018; 84 FR 12502, Apr. 2, 2019; 86 FR 14825, Mar. 19, 2021; 87 FR 10972, Feb. 28, 2022; 87 FR 76423, Dec. 14, 2022; 88 FR 14907, Mar. 10, 2023; 88 FR 55571, Aug. 16, 2023; 89 FR 85429, Oct. 28, 2024]