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.
Dog itching may be caused by a number of factors, ranging from allergies to parasites. It is important to detect the cause of the itching to get proper treatment and to avoid excessive scratching that may lead to infections. Itching may be caused by environmental factors such as pollens, mold, sun or chemicals.