CFR > Title 21 - Food and Drugs > CHAPTER I—FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES > SUBCHAPTER E—ANIMAL DRUGS, FEEDS, AND RELATED PRODUCTS (parts 500 to 590) > PART 520—ORAL DOSAGE FORM NEW ANIMAL DRUGS > 520.530—Cythioate oral liquid.

520.530—Cythioate oral liquid.

(a) Specifications. Each milliliter contains 15 milligrams of cythioate.
(b) Sponsor. See Nos. 000859 and 053501 in § 510.600 of this chapter.
(c) Special considerations. Cythioate is a cholinesterase inhibitor. Do not use this product in animals simultaneously with or within a few days before or after treatment with or exposure to cholinesterase-inhibiting drugs, insecticides, pesticides, or chemicals.
(d) Conditions of use— (1) Amount. 15 milligrams cythioate per 10 pounds of body weight every third day or twice a week.
(2) Indications for use. Dogs, for control of fleas.
(3) Limitations. For oral use in dogs only. Do not use in greyhounds or in animals that are pregnant, sick, under stress, or recovering from surgery. Federal law restricts this drug to use by or on the order of a licensed veterinarian.

Code of Federal Regulations

[49 FR 5614, Feb. 14, 1984, as amended at 67 FR 78355, Dec. 24, 2002]