{"abstract":"The Food and Drug Administration (FDA) is amending the animal drug regulations to reflect approval of a new animal drug application (NADA) filed by Pfizer, Inc. The NADA provides for the veterinary prescription use of gonadotropin releasing factor-diphtheria toxoid conjugate by subcutaneous injection for temporary immunological castration (suppression of testicular function) and reduction of boar taint in intact male pigs intended for slaughter.","action":"Final rule.","agencies":[{"raw_name":"DEPARTMENT OF HEALTH AND HUMAN SERVICES","name":"Health and Human Services Department","id":221,"url":"https://www.federalregister.gov/agencies/health-and-human-services-department","json_url":"https://www.federalregister.gov/api/v1/agencies/221","parent_id":null,"slug":"health-and-human-services-department"},{"raw_name":"Food and Drug Administration","name":"Food and Drug Administration","id":199,"url":"https://www.federalregister.gov/agencies/food-and-drug-administration","json_url":"https://www.federalregister.gov/api/v1/agencies/199","parent_id":221,"slug":"food-and-drug-administration"}],"body_html_url":"https://www.federalregister.gov/documents/full_text/html/2011/05/13/2011-11762.html","cfr_references":[{"chapter":null,"citation_url":null,"part":522,"title":21}],"citation":"76 FR 27888","comment_url":null,"comments_close_on":null,"correction_of":null,"corrections":[],"dates":"This rule is effective May 13, 2011.","disposition_notes":null,"docket_ids":["Docket No. FDA-2011-N-0003"],"dockets":[],"document_number":"2011-11762","effective_on":"2011-05-13","end_page":27889,"executive_order_notes":null,"executive_order_number":null,"explanation":null,"full_text_xml_url":"https://www.federalregister.gov/documents/full_text/xml/2011/05/13/2011-11762.xml","html_url":"https://www.federalregister.gov/documents/2011/05/13/2011-11762/implantation-or-injectable-dosage-form-new-animal-drugs-gonadotropin-releasing-factor-diphtheria","images":{},"images_metadata":{},"json_url":"https://www.federalregister.gov/api/v1/documents/2011-11762?publication_date=2011-05-13","mods_url":"https://www.govinfo.gov/metadata/granule/FR-2011-05-13/2011-11762/mods.xml","not_received_for_publication":null,"page_length":2,"page_views":{"count":182,"last_updated":"2026-04-04 16:15:04 -0400"},"pdf_url":"https://www.govinfo.gov/content/pkg/FR-2011-05-13/pdf/2011-11762.pdf","presidential_document_number":null,"proclamation_number":null,"public_inspection_pdf_url":null,"publication_date":"2011-05-13","raw_text_url":"https://www.federalregister.gov/documents/full_text/text/2011/05/13/2011-11762.txt","regulation_id_number_info":{},"regulation_id_numbers":[],"regulations_dot_gov_info":{"supporting_documents":[{"title":"Freedom of Information Summary NADA 141-324 Phenylpropanolamine","document_id":"FDA-2011-N-0003-0081"},{"title":"Freedom of Information Summary NADA 141-331 Pergolide","document_id":"FDA-2011-N-0003-0080"},{"title":"Freedom of Information Summary NADA 141-333 - Milbemycin Oxime, Lufenuron, and Praziquantel","document_id":"FDA-2011-N-0003-0072"},{"title":"Freedom of Information Summary NADA 095-735 - Monensin","document_id":"FDA-2011-N-0003-0069"},{"title":"Freedom of Information Summary NADA 141-207 - Danofloxacin","document_id":"FDA-2011-N-0003-0067"},{"title":"Freedom of Information Summary NADA 141-322 - Gonadotropin Releasing Factor Analog-Diphtheria Toxoid Conjugate","document_id":"FDA-2011-N-0003-0065"},{"title":"Freedom of Information Summary ANDA 200-494 - Gentamicin Sulfate","document_id":"FDA-2011-N-0003-0063"},{"title":"reedom of Information Summary NADA 141-203 Deracoxib","document_id":"FDA-2011-N-0003-0061"},{"title":"Gentamicin Topical Spray (gentamicin sulfate, betamethasone valerate- ANADA 200-416; Freedom of Information Summary","document_id":"FDA-2011-N-0003-0059"},{"title":"Freedom of Information Summary ANDA 200-318 Bimectin Pour-On (Ivermectin)","document_id":"FDA-2011-N-0003-0057"}],"comments_url":"https://www.regulations.gov/docketBrowser?rpp=50&so=DESC&sb=postedDate&po=0&dct=PS&D=FDA-2011-N-0003","supporting_documents_count":32,"docket_id":"FDA-2011-N-0003","regulation_id_number":null,"title":"NADA/ANADA Notices","checked_regulationsdotgov_at":"2011-06-02T08:08:35Z"},"regulations_dot_gov_url":null,"significant":null,"signing_date":null,"start_page":27888,"subtype":null,"title":"Implantation or Injectable Dosage Form New Animal Drugs; Gonadotropin Releasing Factor-Diphtheria Toxoid Conjugate","toc_doc":"Gonadotropin Releasing Factor-Diphtheria Toxoid Conjugate","toc_subject":"Implantation or Injectable Dosage Form New Animal Drugs:","topics":["Animal drugs"],"type":"Rule","volume":76}