Section 520.1443 - Milbemycin oxime and lufenuron(a)Specifications.(1) Tablets containing: 2.3 milligrams (mg) milbemycin oxime and 46 mg lufenuron, 5.75 mg milbemycin oxime and 115 mg lufenuron, 11.5 mg milbemycin oxime and 230 mg lufenuron, or 23 mg milbemycin oxime and 460 mg lufenuron.(2) Flavored tablets containing: 2.3 mg milbemycin oxime and 46 mg lufenuron, 5.75 mg milbemycin oxime and 115 mg lufenuron, 11.5 mg milbemycin oxime and 230 mg lufenuron, or 23 mg milbemycin oxime and 460 mg lufenuron.(b)Sponsor. See No. 000061 in § 510.600(c) of this chapter.(d)Conditions of use - (1)Dogs - (i)Amount. 0.5 mg milbemycin oxime and 10 mg lufenuron per kilogram of body weight, once a month.(ii)Indications for use.(A) For use in dogs and puppies for the prevention of heartworm disease caused by Dirofilaria immitis, for prevention and control of flea populations, for control of adult Ancylostoma caninum (hookworm), and for removal and control of adult Toxocara canis, Toxascaris leonina (roundworm), and Trichuris vulpis (whipworm) infections.(B) The concurrent use of flavored milbemycin oxime and lufenuron tablets described in paragraph (a)(2) of this section as in paragraph (d)(1)(ii)(A) of this section with nitenpyram tablets as in § 520.1510(d)(1) of this chapter is indicated to kill adult fleas and prevent flea eggs from hatching.(iii)Limitations. Federal law restricts this drug to use by or on the order of a licensed veterinarian.62 FR 28629, May 27, 1997, as amended at 63 FR 41190, Aug. 3, 1998; 68 FR 51905, Aug. 29, 2003. Redesignated at 77 FR 47512, Aug. 9, 2012, as amended at 80 FR 18776, Apr. 8, 2015; 86 FR 13184, Mar. 8, 2021