Section 524.390 - Chloramphenicol ophthalmic ointment(a)Specifications. Each gram contains 10 milligrams chloramphenicol.(b)Sponsors. See Nos. 043264 and 054771 in § 510.600(c) of this chapter.(c)Conditions of use in dogs and cats -(1)Amount. Apply every 3 hours around the clock for 48 hours, after which night instillations may be omitted.(2)Indications for use. For treatment of bacterial conjunctivitis caused by pathogens susceptible to chloramphenicol.(3)Limitations. Federal law restricts this drug to use by or on the order of a licensed veterinarian. Federal law prohibits the use of this drug in food-producing animals.77 FR 4897, Feb. 1, 2012, as amended at 77 FR 64717, Oct. 23, 2012; 79 FR 10967, Feb. 27, 2014