Porcine circovirus Type 2 vaccine with flexible dosing. Can be given to pigs as early as 3 days of age. Choose the one-dose option and give a one-time 2 mL dose to pigs at 3 weeks of age or older. The two-dose option gives pigs 1 mL as early as 3 days of age and a second 1 mL dose 3 weeks later. Available in 100 mL or 500 mL bottles.