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However, equivocal test results require retesting at a later date, or performing a different test. A similar test is available outside the US, in areas where corn-syrup products are less readily available, where horses are given a morning meal of chaff with dextrose powder, and blood insulin levels are measured 2 hours later. [16]
Equine drug testing is a form of drug testing applied to performance horses in regulated competition. Most common in racehorses , drug tests are also performed on horses in endurance riding and in international competition such as the Olympics and FEI -sanctioned competition.
Diagnosis can be confirmed by clinical examination and laboratory tests. In most cases treatment needs to be started before getting the laboratory test results as the confirmation of diagnosis may take several days. [9] First symptoms are usually muscular weakness, soreness and stiffness causing problems with walking and breathing.
Horses in hard training may need a vitamin E supplement, as their requirements are higher than horses in more moderate work. The horse may also be deficient in selenium, and need a feed in supplement. Selenium can be dangerous if overfed, so a blood test to confirm that the horse is in need of supplemental selenium should be used. [1]
In experimentally infected horses it takes 14 days from infection to positive antibody tests. 80% of horses with EPM have positive antibody tests. A negative antibody test in the presence of EPM results if testing is done before 17 days or if the horse has been treated with antiprotozoal drugs which delays antibody production.
They can be territorial over food, water, and shelter, which might cause them to fight. Both horses and donkeys are social creatures, but keep in mind that donkeys are happiest with other donkeys.
Water makes up between 62-68% of a horse's body weight and is essential for life. [14] Horses can only live a few days without water, [13] becoming dangerously dehydrated if they lose 8-10% of their natural body water. [14] Therefore, it is critically important for horses to have access to a fresh, clean, and adequate supply of water.
However, equivocal test results require retesting at a later date, or performing a different test. [14] A similar test is available outside the US, in areas where corn-syrup products are less readily available, where horses are given a morning meal of chaff with dextrose powder, and blood insulin levels are measured 2 hours later. [18]