In chickens (future laying and future breeding hens) and ducks:

- active immunisation in order to reduce mortality caused by Pasteurella multocida serovar 1 (Heddleston classification).

Onset of immunity against serovar 1 is of 2 weeks from administration of the second dose. Duration of immunity is of 16 weeks post basic vaccination (future laying and future breeding hens) or 9 weeks post basic vaccination (ducks).

In turkeys:

- active immunisation in order to reduce mortality caused by Pasteurella multocida serovar 3, 4 and 3x4 (Heddleston classification).

Onset of immunity against serovars 3, 4 and 3x4 is of 2 weeks from administration of the second dose.

Duration of immunity is of 6 weeks post basic vaccination.