I assume they were the most common type used.
Is it Prednizone? If your unsure on the dose, you can call another vet for a second opinion. Which is what I would do. The dose might depend on the weight of the dog. One time I called a pharmacist for drug interactions for my dog because I was unsure on what my vet prescribed. They were very helpful. Maybe you could also try that. Most times, vets, Dr's and pharmacists want to help. Also, I don't know what kind