Its an "also use" thing for me. I think it really does help clear away all the other medicines and old scabs when bathing. I spray it on wait the 5-10 minutes then use a scrubber on the areas. I then reapply whatever medicine we're using, usually an anti-itch/antiseptic salve like bag balm. I rinse it off after the scrubbing.
I have a skin allergy prone filly