In cases of moderate to severe hair loss, expect a slight modification in bathing frequency. Several medications will be included in the medical management. Your veterinarian may prescribe a combination approach that includes medicated shampoo, topical medication, and oral medication to cover all bases of the condition and prevent future outbreaks. It is important to follow any special instructions to ensure that the treatment is properly implemented. One of the best ways to relieve your dog’s itchy skin is to read up on and provide him with oatmeal baths for dogs .