§ 558.364 — Narasin And Nicarbazin

(a) Specifications. A fixed-ratio, combination drug Type A medicated article containing 36 grams narasin and 36 grams nicarbazin per pound.

(b) Sponsor. See No. 058198 in § 510.600(c) of this chapter.

(c) Tolerances. See §§ 556.428 and 556.445 of this chapter.

(d) Conditions of use. It is used as follows:

(1) Chickens—

(2) Narasin and nicarbazin fixed-ratio, combination drug Type A medicated articles may also be used in combination with:

(i) Avilamycin as in § 558.68.

(ii) Virginiamycin as in § 558.635.