Each 100 mg BOSULIF tablet contains 103.40 mg of bosutinib monohydrate, equivalent to 100 mg of bosutinib; each 500 mg BOSULIF tablet contains 516.98 mg of bosutinib monohydrate, equivalent to 500 mg of bosutinib.
Having said that, If your dog is itching and scratching all year long, then it's most likely due to either a food allergy or an allergy to something that is present all year such as dust mites or possibly even mange. In either case, you'll probably need more help to determine the cause which you can find here.
Ear mites, which cause intense itchiness and pain in a dog's ears. Allergies, especially ones to food, often cause ear itchiness in dogs. Foreign material like a foxtail making its way into the ear canal often causes pain. Treatment of Ear Hematomas in Dogs. If your dog's ear flap appears swollen, visit the veterinarian right away.