On November 22, 2009 my husband and I decided to worm our horse Tex with a product called Ivermectin that we bought over-the-counter at a local feed store for a mere $2.99. We read the instructions and proceeded to inject the paste like product into the mouth, up into the cheek area between the teeth and the cheek ...as instructed. As the horse received it, he naturally stuck his tongue out to adjust it in the mouth and attempt to swallow it. When he did that...a small piece of the treat which we had given him earlier fell out of his mouth and... read full review »