[Code of Federal Regulations] [Title 21, Volume 6] [Revised as of January 1, 2003] From the U.S. Government Printing Office via GPO Access [CITE: 21CFR558.62] [Page 383-384] TITLE 21--FOOD AND DRUGS CHAPTER I--FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES (CONTINUED) PART 558--NEW ANIMAL DRUGS FOR USE IN ANIMAL FEEDS--Table of Contents Subpart B--Specific New Animal Drugs for Use in Animal Feeds Sec. 558.62 Arsanilic acid. (a) Approvals. Type A medicated articles to sponsors in Sec. 510.600(c) of this chapter as follows: (1) To 015565: 20, 50, and 100 percent for use as in the table in paragraph (c)(1), entry (ii), item 1; entry (ii), item 2; entry (iv); entry (vi); and entry (vii) of this section. (2) To 015565: 20 percent for use as in paragraph (c)(1), entry (i); entry (ii), item 3 of this section. (3) To 061133: 90 grams per pound arsanilic acid and 4.6 grams per pound erythromycin equivalents as erythromycin thiocyanate for use as in paragraph (c)(1), entry (iii); 90 grams per pound arsanilic acid and 9.25 grams per pound erythromycin equivalents as erythromycin thiocyanate for use as in paragraph (c)(1), entry (v). (b) Related tolerances. See Sec. 556.60 of this chapter. (c) Conditions of use. (1) It is used as follows: ---------------------------------------------------------------------------------------------------------------- Arsanilic acid in grams per Combination in grams ton per ton Indications for use Limitations Sponsor ---------------------------------------------------------------------------------------------------------------- (i) 45 to 90................ ....................... 1. Growing chickens: Withdraw 5 days before 015565 For growth promotion slaughter; as sole and feed efficiency; source of organic improving arsenic. pigmentation. ....................... 2. Growing turkeys: .......do............. 015565 For growth promotion and feed efficiency; improving pigmentation. ....................... 3. Growing swine: For .......do............. 015565 increased rate of weight gain and improved feed efficiency. (ii) 90..................... ....................... Swine: As an aid in .......do............. 015565 control of swine dysentery (hemorrhagic enteritis, bloody dysentery). (iii)....................... Erythromycin 4.6....... Chickens; growth As erythromycin 012487 promotion and feed thiocyanate; withdraw efficiency; improving 5 days before pigmentation.. slaughter; as sole source of organic arsenic.. (iv)........................ Erythromycin 4.6 to Chickens; growth As erythromycin 15565 18.5. promotion and feed thiocyanate; withdraw efficiency; improving 5 days before pigmentation. slaughter; as sole source of organic arsenic. (v)......................... Erythromycin 9.25...... Chickens; growth As erythromycin 012487 promotion and feed thiocyanate; withdraw efficiency; improving 5 days before pigmentation.. slaughter; as sole source of organic arsenic.. (vi)........................ Erythromycin 92.5...... 1. Chickens; as an aid As erythromycin 015565 in the prevention of thiocyanate; feed for chronic respiratory 2 days before stress disease during and 3 to 6 days after periods of stress; stress; withdraw 5 growth promotion and days before feed efficiency; slaughter; as sole improving source of organic pigmentation. arsenic. 2. Chickens; as an aid As erythromycin 015565 in the prevention of thiocyanate; feed for infectious coryza; 7 to 14 days; growth promotion and withdraw 5 days feed efficiency; before slaughter; as improving sole source of pigmentation. organic arsenic. (vii)....................... Erythromycin 185....... Chickens; as an aid in As erythromycin 15565 the prevention and thiocyanate; feed for reduction of lesions 5 to 8 days; do not and in lowering use in birds severity of chronic producing eggs for respiratory disease; food purposes; growth promotion and withdraw 5 days feed efficiency; before slaughter; as improving sole source of pigmentation. organic arsenic. ---------------------------------------------------------------------------------------------------------------- [[Page 384]] (2) Arsanilic acid may be used in accordance with the provisions of this section in the combinations provided as follows: (i) Amprolium in accordance with Sec. 558.55. (ii) Amprolium and ethopabate in accordance with Sec. 558.58. (iii) Bacitracin zinc in accordance with Sec. 558.78. (iv) Bacitracin and zoalene in accordance with Sec. 558.680. (v) Zoalene in accordance with Sec. 558.680. [41 FR 10992, Mar. 15, 1976, as amended at 42 FR 18617, Apr. 8, 1977; 51 FR 7395, Mar. 3, 1986; 51 FR 33897, Sept. 24, 1986; 54 FR 18281, Apr. 28, 1989; 56 FR 19268, Apr. 26, 1991; 60 FR 39847, Aug. 4, 1995; 66 FR 14074, Mar. 9, 2001; 66 FR 57873, Nov. 19, 2001]