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Title 21: Food and Drugs
« Home / Title 21 - Food and Drugs--Volume 6 / CHAPTER I - FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES (CONTINUED) / SUBCHAPTER E - ANIMAL DRUGS, FEEDS, AND RELATED PRODUCTS / PART 520 - ORAL DOSAGE FORM NEW ANIMAL DRUGS / § 520.1341 Megestrol.
§ 520.1341 Megestrol.

(a) Specifications. Each tablet contains 5 or 20 milligrams of megestrol acetate.

(b) Sponsor. See No. 000061 in § 510.600(c) of this chapter.

(c) Conditions of use in dogs - (1) Amount. Administer orally, intact, or crushed and mixed with food as follows:

(i) For the postponement of estrus by proestrus treatment: 1 milligram per pound of body weight per day for 8 days.

(ii) For the postponement of estrus by anestrus treatment: 0.25 milligram per pound of body weight per day for 32 days.

(iii) For alleviation of false pregnancy: 1 milligram per pound of body weight per day for 8 days.

(2) Indications for use. For the postponement of estrus and the alleviation of false pregnancy in female dogs.

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

[40 FR 13838, Mar. 27, 1975, as amended at 52 FR 7832, Mar. 13, 1987; 78 FR 28824, May 20, 2014]
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