Section 520.1660b - Oxytetracycline capsules(a)Specifications. Each capsule contains 125 or 250 milligrams (mg) oxytetracycline hydrochloride.(b)Sponsor. See No. 054771 in § 510.600(c) of this chapter.(c)Conditions of use in dogs and cats - (1)Amount. Administer orally 25 to 50 mg per pound of body weight per day in divided doses at 12-hour intervals.(2)Indications for use. For the treatment of bacterial pneumonia caused by Brucella bronchiseptica, tonsilitis caused by Streptococcus hemolyticus, bacterial enteritis caused by Escherichia coli, urinary tract infections caused by Escherichia coli, and wound infections caused by Staphylococcus aureus.(3)Limitations. Federal law restricts this drug to use by or on the order of a licensed veterinarian.40 FR 13838, Mar. 27, 1975, as amended at 78 FR 28825 , May 20, 2014; 88 FR 55563 , Aug. 16, 2023