Directions Allercaine can be sprayed on localized irritated areas as required. Dogs that are highly allergic should be bathed regularly for optimum skin and tissue health. Cautions Consult your veterinarian immediately if swelling occurs, or redness and irritation persists for five days or more. Care must be taken to avoid getting into eyes. Avoid excessive application. Do not apply to entire body or to large areas of broken skin. Wash hands after use. Do not use on cats. For external animal use only. Keep out of reach of children and pets.