Oxytet - RX RequiredAvailable in 280 gram, 1400 gram, & 1772 gram Contains oxytetracycline hydrochloride, a broad spectrum antibiotic for use in cattle, sheep, swine, and poultry for the control of specific diseases susceptible to oxytetracycline HCI.Warning: Do not use in birds producing eggs for human consumption. There is a ZERO withdrawal time for slaughter. Administer 7 to 14 days to chickens and turkeys and up to 5 days for swine. *This product requires a prescription from your veterinarian. They can submit it in a few different ways: - Fax a prescription form to 515-573-5331 - Call 515-573-3705 to give verbal authorization - Send a prescription to orders@jrgsupply.com - Or provide us with your veterinarian's contact information and we will reach out to them for you! Please let us know if you have any questions. We appreciate your business! This product does not ship to the state of California.