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Equine 911: When to call the vet and when to treat it yourself - Horseman's News
There are many other, less severe problems that some owners may prefer to treat themselves or take a "wait and see" approach on. However, if you contact your veterinarian at the first sign of a problem, you may actually end up spending less and having better, quicker results. The first step is being able to recognize a problem in your horse.