Ear infections, sometimes called ear diseases, are one of the most common health issues in pets, particularly dogs and cats.

Dechra Launches DuOtic®: The First Antibiotic-Free Otitis Externa Treatment for Dogs. News release. Dechra. March 12, 2025.

Fungal ear infections: Fungus growth in stagnant water within the ear may lead to itching, discomfort, and hearing disturbances persistently.

Bacteria or yeast growth in a dog's ears can cause ear infections. Other contributing ... dog’s ear canal is mostly vertical — unlike a human ear canal, which is horizontal — it is easy ...