How do I get rid of yeast infection dog?

issue of ? How do I get rid of yeast infection dog we have a pure bread pit bull for the last 6 months or so has been scratching. He not too long ago became the worst is to the point exactly where he draws blood from scratching so a lot and losing hair from scratching his skin is vivid red, where he lost his hair. his ears are red and irritated. he cries occasionally when he scratches, due to the fact of pain. a person told me that his dog had comparable troubles and that the yeast infection.

Yeast Infection