Open syringe by twisting or tapping the cap against a hard surface to break the heat weld. Aseptically rehydrate the vaccine cake with 1mL of sterile diluent supplied. Shake well. Withdraw entire contents into the syringe. Administer one 1 mL dose subcutaneously using aseptic technique: lift the loose skin behind the neck or behind the right hind leg (see illustration) and insert needle. Inject entire contents of syringe. Do not inject directly into blood vessel.
IMPORTANT NOTE: Before injecting vaccine, pull back slightly on syringe plunger. If blood enters the syringe freely, choose another injection site. Administer a second dose 3 to 4 weeks later, at no earlier than 16 weeks of age. The presence of maternal antibody is known to interfere with the development of active immunity in cats and additional boosters will be required in most young animals. Historically, annual revaccination with this product has been recommended. The need for annual booster vaccination has not been established for this product. For advice on revaccination frequency, contact your veterinarian or the manufacturer.
Store out of direct sunlight at 35-46°F (2-8°C). Do not freeze. Do not vaccinate pregnant queens. Only vaccinate healthy animals. Do not mix with other products, except as specified on the label. In case of anaphylactoid reaction, administer epinephrine. In case of human exposure, contact a physician. Inactivate unused contents before disposal.