21 C.F.R. § 558.62   Arsanilic acid.


Title 21 - Food and Drugs


Title 21: Food and Drugs
PART 558—NEW ANIMAL DRUGS FOR USE IN ANIMAL FEEDS
Subpart B—Specific New Animal Drugs for Use in Animal Feeds

Browse Previous |  Browse Next

§ 558.62   Arsanilic acid.

(a) Approvals. Type A medicated articles to sponsors in §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 §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.----------------------------------------------------------------------------------------------------------------

(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 §558.55.

(ii) Amprolium and ethopabate in accordance with §558.58.

(iii) Bacitracin zinc in accordance with §558.78.

(iv) Bacitracin and zoalene in accordance with §558.680.

(v) Zoalene in accordance with §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]

Browse Previous |  Browse Next






















chanrobles.com