Ceftiofur and tazobactam injection is a combination medication used in the field of veterinary medicine to treat bacterial infections in animals. This injectable formulation combines two active ingredients: ceftiofur and tazobactam.Ceftiofur is a cephalosporin antibiotic that works by inhibiting the synthesis of the bacterial cell wall, leading to the destruction of the bacteria. It is effective against a broad spectrum of bacteria, including both gram-positive and gram-negative organisms commonly found in animals.