EVERY FEW MONTHS OR SO MY DOG WILL GET ITCHY AND FLAKEY ON HIS TAIL END AND CHEW SO BAD THAT HE HAS TO BE SHAVED IN ORDER TO HEAL.WE HAVE SAND IN OUR BACKYARD AND THIS SOMETIMES SEEMS TO BOTHER HIM.COULD THIS BE HIS PROBLEM SEEING THAT WE LIVE IN FLORIDA
This could be dry skin. Try derm-caps. vetcare