The calories from the corn oil need to be considered when creating a balanced diet. Corn Allergies One downside to corn is that it, along with chicken, beef, lamb, soy, wheat, egg and dairy products, is a common food allergen for dogs.
There are some very good inhaled steroids that have minimal side effects outside the lungs, yet do very well. These combined with the powerful long term bronchodilators (Advair, Symbicort) are new generation lung meds. So we conclude that there are alternatives to Prednisone, and yes, discuss these with your physician.
Prednisone and Prednisolone are steroids that reduce inflammation and suppress the immune system. They can be beneficial in treating many diseases and disorders, but should be given at low doses for short period of time to reduce any adverse effects.