The recommendations listed in the table are for foals and weanlings of mares who were appropriately vaccinated for the indicated disease prior to foaling. Please contact Conley and Koontz Equine Hospital to find out appropriate dosing schedule for foals of mares who were not adequately vaccinated during gestation.
| Disease | 1st Dose |
2nd Dose |
Booster |
| Tetanus | 4 months of age | 4 weeks after 1st dose | Revaccinate annually or after penetrating wound if >6 months since last vaccine |
| Encephalitis | 4 months of age |
4 weeks after 1st dose |
Revaccinate annually |
| Rabies | 4 months of age |
4 weeks after 1st dose |
Revaccinate annually |
| West Nile Virus | 4 months of age |
4 weeks after 1st dose |
Revaccinate semi-annually |
| Rhinopneumonitis | 4 months of age |
4 weeks after 1st dose |
Revaccinate semi-annually** |
| Influenza | 4 months of age |
4 weeks after 1st dose |
Revaccinate semi-annually** |
| Potomac Horse Fever | 4 months of age |
4 weeks after 1st dose |
Revaccinate semi-annually |
| Strangles | 4 months of age |
4 weeks after 1st dose |
Revaccinate annually |
| Rhinitis | 4 months of age | 4 weeks after 1st dose (requires 3rd dose) | Revaccinate annually |
| Botulism | 4 months of age |
4 weeks after 1st dose (requires 3rd dose) |
Revaccinate annually |
**For horses transported off farms and frequently exposed to other horses we recommend boostering Influenza and Rhinopneumonitis every 2-3 months.