Vaccination is the only way to provide long term protection against tetanus.
It should be remembered that the horse is the most susceptible animal to
tetanus.

What is the vaccination schedule?

For all horses and foals, three months of age and above, the primary
vaccination course consists of two injections of Equivac-T or Equivac 2 in
1 ,four weeks apart, followed up by a booster dose one year later. Boosters
after
this are recommended every five years.