Is there a specific brand or kind of dog shampoo i should use for dogs with allergies or sensitive skin?

we have a st. Bernard that has skin problems and our vet told us to use selson blue on her it works well Is there a specific brand or kind of dog shampoo i should use for dogs with allergies or sensitive skin?
Fresh %26amp; Clean oatmeal and baking soda works well on my doggie that has sensitive skin.Is there a specific brand or kind of dog shampoo i should use for dogs with allergies or sensitive skin?
Go to the expert...your vet. He/she will recommend something that you can be sure you'll feel safe using.





Peace~~~