Does Genetian Violet Make Dogs Ears Feel Good?

Gentian Violet Ear Wash

Gentian violet has been used for generations as a remedy for yeast infections; yeast is the most common problem-causing fungus for dogs. Mix 16 ounces of isopropyl alcohol, 4 tablespoons of boric acid powder, and 16 drops of a 1 percent gentian violet solution.

How can I make my dogs ears feel better?