Vaccines have become one of the most effective ways to prevent the number of harmful diseases for horses. For more than 75 years, your horses’ lives have been saved by this incredible ‘weapon’. It protects the body of horses by giving the ‘clue’ of bacteria, viruses, particular toxins, or other microorganisms to test the immune system in defending certain disease etiologies agents. When the vaccine is delivered to the horse’s body, it will be recognized as foreign antigens. The body will respond by multiplying the white blood cells rapidly. The B cells introduce the antibodies into the blood stream and neutralize the