Brucellosis live vaccine (S2 strain) (S2 vaccine strain) is suitable for preventing brucellosis in cattle, goats, sheep and pigs. The vaccine is administered orally, subcutaneously or intramuscularly, and can produce good humoral and cellular immune responses, providing immune protection for a variety of animals.

Applicable scenarios

    Cattle: S2 vaccine strain can be used to prevent bovine brucellosis, immunized by subcutaneous or intramuscular injection, and oral immunization can also be used for pregnant animals.

    Goats and sheep: It is also suitable for goats and sheep, immunized by subcutaneous or intramuscular injection, and oral immunization can also be used for pregnant animals.

‌    Pig‌: Pig strain 2 vaccine (S2 strain) is also suitable for pigs, and is immunized by oral, subcutaneous or intramuscular injection. 

Immunization program and effect 

    Immunization program‌: 3-4 month old healthy lambs are immunized every year, and then the immunization can be strengthened once a year depending on the immunization effect. For fattening sheep that are frequently transferred in and out, it is recommended to carry out program immunization according to the actual situation.