1 In such cases you need to treat the ear with chlorhexidine 4% followed by clotramizole ointment or other medications that kill yeast.  Many a times, a dogâs ear smells and is inflamed due to food allergies. If so, you must put your dog on a diet recommended by your vet.
Photomicrograph of the fungus Candida albicans. Candidiasis is a fungal infection caused by yeasts that belong to the genus Candida. There are over 20 species of Candida yeasts that can cause infection in humans, the most common of which is Candida albicans.
Candida (fungus) For other uses, see Candida. Candida is a genus of yeasts and is the most common cause of fungal infections worldwide. Many species are harmless commensals or endosymbionts of hosts including humans; however, when mucosal barriers are disrupted or the immune system is compromised they can invade and cause disease.