So this video goes into great detail about how many allergies are actually misdiagnosed and end up being scabies. This happens because of how deep these mites dig into the skin and is highly contagious. It is also a form of mange and is similar to the same type of scabies we can get as humans. You can actually trade scabies back and forth between you and your pets if left untreated. So if you can’t treat yoru dogs allergies successfully have them checked out for scabies.
Check out this very detailed video on how to determine if your dog has scabies and how to treat it: