21 CFR §558.55 — Amprolium.

1. (a)Specifications. Type A medicated article containing 25 percent amprolium.
2. (b)Sponsor. No. 016592 in § 510.600(c) of this chapter.
3. (c)Related tolerances. See § 556.50 of this chapter.
4. (d)Special considerations. Do not use in Type B or Type C medicated feeds containing bentonite.
5. (e)Conditions of use
   1. (1)Cattle. It is used as follows:
   2. (2)Chickens. It is used as follows:
   3. (3)Turkeys. It is used as follows:
   4. (4)Pheasants. It is used as follows:
   5. (5)Permitted combinations. Amprolium may also be used in combination with:
      1. (i)Virginiamycin as in § 558.635.
      2. (ii)[Reserved]