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Withdrawal of Approval of New Animal Drug Applications; Bambermycins; Hygromycin B; Lincomycin; Pyrantel; Tylosin; Tylosin and Sulfamethazine; Virginiamycin

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Food and Drug Administration, HHS.


Notification of withdrawal.


The Food and Drug Administration (FDA) is withdrawing approval of 19 new animal drug applications (NADAs) for certain Type A medicated articles and Type B medicated feeds. This action is being taken at the sponsors' request because these products are no longer manufactured or marketed.


Withdrawal of approval is effective April 21, 2014.

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John Bartkowiak, Center for Veterinary Medicine (HFV-212), Food and Drug Administration, 7519 Standish Pl., Rockville, MD 20855, 240-276-9079,

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The following 5 sponsors have requested that FDA withdraw approval of the 19 NADAs listed in the following tables because the products are no longer manufactured or marketed:

  • ADM Alliance Nutrition, Inc., 1000 North 30th St., Quincy, IL 62305-3115:
NADAProduct name
091-582 1Gilt Edge TYLAN (tylosin phosphate) Mix.
108-484 1HFA Tylosin-10 Plus Sulfa (tylosin phosphate and sulfamethazine).
110-045 1Good Life TYLAN 10 (tylosin phosphate) Premix.
110-439 1HFA HYGROMIX 0.48 (hygromycin B) Medicated Premix.
128-411 1TYLAN 5 Sulfa (tylosin phosphate and sulfamethazine) Premix.
  • Micro Beef Technologies LTD, P.O. Box 9262, Amarillo, TX 79105:
NADAProduct name
138-187 1TYLAN 40 or 100 (tylosin phosphate).
  • Ridley USA, Inc. d/b/a Ridley Feed Ingredients, 1609 1st Ave., P.O. Box 110, Mendota, IL 61342:
NADAProduct name
099-468 1Waynextra for Swine (tylosin phosphate).
131-958 1TYLAN Sulfa-G (tylosin phosphate and sulfamethazine).
132-136Ban-A-Worm II (pyrantel tartrate).
  • Provimi North America, Inc., 6531 State Rte. 503, Lewisburg, OH 45338:
NADAProprietary name
103-089 1TYLAN 5, 10, 20, or 40 (tylosin phosphate).
118-814WORM-BAN 5 or 10 (pyrantel tartrate).
127-508 1HYGROMIX 0.6 (hygromycin B).
131-413FLAVOMYCIN 0.4 or 2 (bambermycins).
133-333 1STAFAC 10 (virginiamycin).
  • Virbac AH, Inc., 3200 Meacham Blvd., Fort Worth, TX 76137:
NADAProprietary name
013-214 1PURINA HYGROMIX (hygromycin B) for Swine.
042-660 1PURINA Pork-Plus (tylosin phosphate and sulfamethazine).
043-387 1PURINA Hog Plus II (tylosin phosphate).
099-767 1PURINA TYLAN 40 (tylosin) Plus Sulfamethazine.
132-574 1PURINA Check-R-Ton Ll (lincomycin hydrochloride).

Therefore, under authority delegated to the Commissioner of Food and Drugs and redelegated to the Center for Veterinary Medicine, and in accordance with § 514.116 Notice of withdrawal of approval of application (21 CFR 514.116), notice is given that approval of the NADAs listed in this document, and all supplements and amendments thereto, is hereby withdrawn.

Elsewhere in this issue of the Federal Register, FDA is amending the animal drug regulations to reflect the voluntary withdrawal of approval of these applications.

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Dated: April 4, 2014.

Bernadette Dunham,

Director, Center for Veterinary Medicine.

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1.  The NADAs listed were identified as being affected by guidance for industry (GFI) #213, “New Animal Drugs and New Animal Drug Combination Products Administered in or on Medicated Feed or Drinking Water of Food-Producing Animals: Recommendations for Drug Sponsors for Voluntarily Aligning Product Use Conditions With GFI #209”, December 2013.

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[FR Doc. 2014-08010 Filed 4-9-14; 8:45 am]