Vaccinations Flashcards
What are the core vaccines?
Tetanus
EEE/WEE
WNV
Rabies
Previously vaccinated horses are vaccinated for tetanus
annually
after penetrating injury or prior to surgery if last dose was over six months previously
If a horse is lacking vaccination history, it receives tetanus vaccination
in a 2-dose series
2nd dose 4-6 weeks after first
Previously vaccinated horses are vaccinated for EEE/WEE
annually
spring, prior to onset of vector season
If a horse is lacking vaccination history, it receives EEE / WEE vaccination
in a 2-dose series
(2nd dose 4-6 weeks after first)
revaccinate prior to next vector season
Special considerations for EEE / WEE vaccination
consider 6 month revaccination interval for horses residing in endemic areas and immunocompromised horses
Previously vaccinated horses are vaccinated for WNV
annually in the spring
3 types of WNV vaccine
Inactivated whole virus
recombinant canary pox
Inactivated flavivirus chimera
all 2-dose vaccines
Special considerations for WNV vaccination
consider 6-month revaccination for horses who are
- residing in endemic areas
- juvenile (15yrs)
- immunocompromised
Broodmares receive core vaccine boosters
4-6 weeks pre-partum
Previously vaccinated horses are vaccinated for rabies
Annually
Broodmare considerations for rabies vaccination
May be given prior to breeding instead of 4-6 wks pre-partum
If a horse is lacking vaccination history, it receives rabies vaccination
In an annual single dose
Previously vaccinated horses are vaccinated for Anthrax
annually
If a horse is lacking vaccination history, it receives anthrax vaccination
in a 2-dose series,
2nd dose 3-4 weeks after first
Broodmare considerations for Anthrax vaccination
not recommended during gestation
Special considerations for Anthrax vaccination
Not to be administered with antibiotics
Previously vaccinated horses are vaccinated for botulism
Annually
If a horse is lacking vaccination history, it receives botulism vaccination
In a 3-dose series
every 4 weeks
Previously vaccinated horses are vaccinated for EHV
Annually
Horses lacking vaccination history receive EHV vaccination
In a 3-dose series
every 4-6 weeks
Broodmare considerations for EHV vaccination
Vaccinated at 5, 7 and 9 months of gestation
Special considerations for EHV vaccination
consider 6-month revaccination for horses who are
- in contact with broodmares
- juvenile (
Previously vaccinated horses are vaccinated for EVA
Annually (stallions, teasers 2-4 weeks before breeding season) (mares when open if breeding positive stallion)
Horses lacking vaccination history receive EVA vaccination
In a single dose (after testing)
Broodmare considerations for EVA vaccination
Not recommended unless high risk
Previously vaccinated horses are vaccinated for influenza
High risk: semi-annual
Low risk: annual
Influenza vaccines
Modified live (single dose, intranasal) (annual/semi) Inactivated (3 dose/4-6 wks/3-6mo) (annual/semi) Canary pox vector (2-dose/4-6wks) (semi)
Broodmare considerations for influenza vaccination
4-6 weeks pre-partum
Previously vaccinated horses are vaccinated for strangles
semi annual to annually
Strangles vaccines
Killed vaccine (M-protein) (2-3 dose series/2-4wks) (semi) Modified live (intranasal 2-dose - 3wks) (annual/semi)
Special considerations for strangles vaccination
vaccination is not recommended as a strategy in outbreak mitigation
Broodmares are vaccinated for rotavirus
in a 3-dose series
8 months gestation and every 4 weeks after
Broodmares are vaccinated for strangles
4-6 weeks pre-partum as well
Previously vaccinated horses are vaccinated for PHF
semi annual to annually
Horses lacking vaccination history receive PHF vaccination
in a 2-dose series
3-4 weeks after
