Covexin 8 from Merck Animal Health provides
clostridial protection against seven clostridial diseases, inlcuding red water
disease, and for tetanus. For vaccination of healthy cattle and sheep against
diseases caused by Cl. chauvoei, Cl. septicum, Cl. novyi Type B, C. haemolyticum
(known elsewhere as Cl. novyi Type D), Cl. tetani and Cl. perfringens Types C
dosage: Inject 5 mL subcutaneously or intramuscularly, repeated in 6
weeks. Revaccinate annually with 5 mL prior to periods of extreme risk or
parturition. For animals subject to re-exposure to Cl.
novyi Type B and Cl.
haemolyticum repeat the dose every 5 to 6 months. For Cl. perfringens Types B, C and
D, revaccinate two weeks prior to parturition, introduction to lush pastures or
finishing programs. Calves vaccinated under 3 months of age should be
revaccinated at weaning or 4 to 6 months of age.
dosage: Inject 5 mL subcutaneously followed by a 2 mL dose in 6
weeks. Revaccinate annually with 2 mL prior to periods of extreme risk or
parturition. For Cl. novyi and Cl. haemolyticum, revaccinate every
5 to 6 months. Vaccination should be scheduled so that pregnant ewes receive
their second vaccination or annual booster 2 to 6 weeks before lambing
commences in the flock. Lambs should be given their primary course beginning at
10 to 12 weeks of age.
Do not vaccinate within 21 days before slaughter.
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