21 CFR § 524.155Chapter I

§ 524.155 Bacitracin, neomycin, polymyxin B, and hydrocortisone ophthalmic ointment.

Primary source

Verbatim text below is from the Electronic Code of Federal Regulations (eCFR), a public-domain U.S. government work. Always verify the current version with the eCFR before relying on it for any legal matter.

Full Text

Specifications.(a) Each gram of ointment contains 400 units of bacitracin zinc, 5 milligrams (mg) of neomycin sulfate (equivalent to 3.5 mg of neomycin sulfate), 10,000 units of polymyxin B sulfate, and10 mg of hydrocortisone.

Sponsors.(b) See Nos. 000061 and 043264 in § 510.600(c) of this chapter.

Conditions of use in dogs and catsAmount.(c) —(1) Apply a thin film over the cornea three or four times daily.

Indications for use.(2) For treating acute or chronic conjunctivitis caused by susceptible organisms.

Limitations.(3) Federal law restricts this drug to use by or on the order of a licensed veterinarian.

[57 FR 37333, Aug. 18, 1992, as amended at 61 FR 8873, Mar. 6, 1996; 62 FR 61626, Nov. 19, 1997; 77 FR 64717, Oct. 23, 2012; 79 FR 10967, Feb. 27, 2014]

eCFR data current as of: June 10, 2026

This is legal information, not legal advice. Laws vary by jurisdiction and change frequently. Always verify current law with official sources and consult a licensed attorney in your jurisdiction for advice on your specific situation.