Stop using bosutinib and call your doctor at once if you have: 1  severe or ongoing nausea, vomiting, stomach pain, or diarrhea; 2  black, bloody, or tarry stools, coughing up blood or vomit that looks like coffee grounds;  fever, chills, body aches, flu symptoms, sores in your mouth and throat;
Food (or environmental) allergies are especially likely to be implicated in ear problems when both ears are involved. An excess of grain and / or sugar in the diet is one of the most common causes of ear infections in dogs. The sugar actually feeds the yeast which lives naturally in the body and causes a yeast overgrowth, which results in the dark, yeasty-smelling buildup that can occur inside the ears.
Fungal Ear Infections. Ear infections are either bacterial or fungal. The most common cause of fungal ear infections in dogs is yeast. Yeast is constantly present on the bodies of animals, but when the immune system isn't in prime condition, yeast can overgrow and cause an infection. Most dogs prone to yeast infections need to have their ears cleaned and dried frequently.