Apralan Soluble Powder Contra-indications, warnings, etc In the event of skin contact, wash thoroughly with soap and water. Do not use in known cases of hypersensitivity to apramycin. Not for use in laying poultry when eggs are intended for human consumption. Toxic to cats. Drinking systems should be clean and free of rust to avoid reduction of activity. Keep out of reach of children. For animal treatment only. Withdrawal periods Pigs Treated pigs must not be slaughtered for human consumption within 14 days of the last treatment. Calves Treated calves must not be slaughtered for human consumption within 28 days of the last treatment. Poultry Treated chickens must not be slaughtered for human consumption within 7 days of last treatment.