Yes, Cefapirin sodium is an FDA-approved antimicrobial agent. It is used in the treatment of infectious diseases of the human oral cavity and in the treatment of mastitis in lactating dairy cows. ToDAY (Cefapirin sodium) is available as a veterinary medication, usually administered by injection, containing 200 mg of cefapirin active ingredient per 10 mL disposable syringe. It has a broad spectrum of antibacterial activity against Gram-positive and Gram-negative bacteria.