GFI 263 Cattle Antibiotics

The U.S. Food and Drug Administration (FDA) Guidance for Industry (GFI) No. 263 went into effect in June 2023. Several antibiotics that producers are familiar with -- previously available over the counter -- will now require a prescription from a veterinarian.

Cattlemen can learn more and prepare their operation with this veterinary FAQ about the new Guidance.

From injectable and intramammary products to oral liquids, boluses and eye ointments, here is a comprehensive list -- updated and published at FDA.gov -- outlining medically important antimicrobials that will require a prescription from a veterinarian, in compliance with GFI 263.

Sulfisoxazole
Oxytetracycline, Polymyxin B
Oxytetracycline
Sulfamethazine
Sulfabromomethazine
Erythromycin
Tylosin
Sulfadimethoxine
Sulfomyxin
Sulfachlorpyridazine
Spectinomycin
Lincomycin
Chlortetracycline
Penicillin G Procaine, Novobiocin
Dihydrostreptomycin, Penicillin G Procaine
Penicillin G Procaine, Novobiocin
Tetracycline
Penicillin G Procaine
Dihydrostreptomycin
Penicillin G Benzathine, Penicillin G Procaine
Penicillin G Procaine
Gentamicin
Cephapirin
Cephapirin Benzathine

Speak with your veterinarian, or call 800-419-9524 and request to speak with one of our Valley Vet Supply Technical Service veterinarians, to learn more about GFI 263.

View cattle antibiotics and more to ensure your herd’s health. We’re here to help you and your veterinarian navigate swift prescription fulfillment, fast shipping and general information, with our fully staffed pharmacy and Technical Service veterinary team just a phone call away.

Placing orders for prescription medications through Valley Vet Supply is simple. Prescriptions from your veterinarian can be received through four convenient methods: By our pharmacy contacting your veterinarian, by fax or phone from your veterinarian, or by mail.

Continue reading, with this veterinary FAQ about the new Guidance.