21 CFR 522.1079 - Serum gonadotropin and chorionic gonadotropin.

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There are 4 Updates appearing in the Federal Register for 21 CFR 522. View below or at eCFR (GPOAccess)
§ 522.1079 Serum gonadotropin and chorionic gonadotropin.
(a) Specifications. Each dose consists of 400 international units (I.U.) serum gonadotropin and 200 I.U. chorionic gonadotropin as a freeze-dried powder to be reconstituted with 5 milliliters of sterile aqueous diluent.
(b) Sponsor. See No. 000061 in § 510.600(c) of this chapter.
(c) Conditions of use in swine—
(1) Amount. 400 I.U. serum gonadotropin with 200 I.U. chorionic gonadotropin per 5 milliliters dose per animal.
(2) Indications for use.
(i) Gilts. For induction of fertile estrus (heat) in healthy prepuberal (noncycling) gilts.
(ii) Sows. For induction of estrus in healthy weaned sows experiencing delayed return to estrus.
(3) Limitations. For subcutaneous use only.
(i) Gilts. For use only in gilts over 51/2 months of age and weighing at least 85 kilograms (187 pounds).
(ii) Sows. Delayed return to estrus is most prevalent after the first litter. The effectiveness has not been established after later litters. Delayed return to estrus often occurs during periods of adverse environmental conditions, and sows mated under such conditions may farrow smaller than normal litters.
[55 FR 1405, Jan. 16, 1990, as amended at 58 FR 52222, Oct. 7, 1993; 74 FR 61516, Nov. 25, 2009]

Title 21 published on 2014-04-01

The following are only the Rules published in the Federal Register after the published date of Title 21.

For a complete list of all Rules, Proposed Rules, and Notices view the Rulemaking tab.

  • 2014-09-08; vol. 79 # 173 - Monday, September 8, 2014
    1. 79 FR 53134 - New Animal Drugs; Buprenorphine; Carprofen; Danofloxacin; Follicle Stimulating Hormone; Ractopamine; Salinomycin; Tylosin
      GPO FDSys XML | Text
      DEPARTMENT OF HEALTH AND HUMAN SERVICES, Food and Drug Administration
      Final rule; technical amendment.
      This rule is effective September 8, 2014.
      21 CFR Parts 520, 522, and 558

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United States Code
U.S. Code: Title 21 - FOOD AND DRUGS

Title 21 published on 2014-04-01

The following are ALL rules, proposed rules, and notices (chronologically) published in the Federal Register relating to 21 CFR 522 after this date.

  • 2014-09-08; vol. 79 # 173 - Monday, September 8, 2014
    1. 79 FR 53134 - New Animal Drugs; Buprenorphine; Carprofen; Danofloxacin; Follicle Stimulating Hormone; Ractopamine; Salinomycin; Tylosin
      GPO FDSys XML | Text
      DEPARTMENT OF HEALTH AND HUMAN SERVICES, Food and Drug Administration
      Final rule; technical amendment.
      This rule is effective September 8, 2014.
      21 CFR Parts 520, 522, and 558