This article is from the rec.pets.dogs: Health Care Issues FAQ, posted to rec.pets.dogs newsgroup. Maintained by Cindy Tittle Moore with numerous contributions by others.
Dogs can get allergies just like people do. However, symptoms involve skin problems rather than respiratory distress. Check the skin problems section over for possible clues toward allergies. A common culprit is fleas, but dogs can be allergic to many other things, including some types of food commonly found in dog food.
A good way to have your dog's allergies tested is with an ELISA test. Your vet should know about this test and be able to have it done at your request.
 
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