GroundRules
21 CFR 520.763a: a Dithiazanine tablets.
Where this section sits in the code
- 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
- PART 520—ORAL DOSAGE FORM NEW ANIMAL DRUGS
(a) Specifications. Each tablet contains 10, 50, 100, or 200 milligrams (mg) dithiazanine iodide.
(b) Sponsor. See No. 069043 in § 510.600(c) of this chapter.
(c) Conditions of use in dogs—(1) Indications for use and amount. Administer orally immediately after feeding as follows:
(i) For large roundworms (Toxocara canis, Toxascaris leonina): 10 mg per pound (/lb) of body weight for 3 to 5 days;
(ii) For hookworms (Ancylostoma caninum, Uncinaria stenocephala) and whipworms (Trichuris vulpis): 10 mg/lb of body weight for 7 days;
(iii) For Strongyloides (Strongyloides canis, Strongyloides stercoralis): 10 mg/lb of body weight for 10 to 12 days;
(iv) For heartworm microfilariae (Dirofilaria immitus): 3 to 5 mg/lb of body weight for 7 to 10 days. Treatment for heartworm microfilariae should follow 6 weeks after therapy for adult worms.
(2) Limitations. Federal law restricts this drug to use by or on the order of a licensed veterinarian.
Collected 2026-08-27T02:24:47Z. Source file · JSON