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'''Prevention and Control'''
 
'''Prevention and Control'''
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*Do not allow dogs access to calving cows, placental membranes and aborted or dead calves
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*Do not allow dogs to defecate in cattle feeding areas
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*Identify and cull seropositive cattle, or do not breed from them or their progeny
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*Select seronegative cattle for breeding
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*Vaccinate
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**Only in the USA
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**Neoguard or Intervet
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**Killed protozoal vaccine for healthy, preganant cows
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**Dosed in first 3 weeks of pregnancy and then every 3-4 weeks during gestation
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**Revaccination with 2 doses during each subsequent pregnancy
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