Ear infections are one of the most common health issues in dogs. While some breeds with long, hanging ears are predisposed, ear infections can affect any dog. They tend to occur more frequently during summer when heat and humidity create conditions for moisture buildup in the ear canal, but many different factors can contribute to ear infections throughout the year. Understanding the causes and taking preventive steps can help keep your dog's ears healthy.
Common Causes of Dog Ear Infections
Allergies. Ear infections caused by allergies — whether food-related, environmental, or flea-related — can be managed by identifying and avoiding the allergen that triggers your dog's response. Allergies cause inflammation in the ear canal that creates a favorable environment for bacterial and yeast overgrowth.
Wax and debris buildup. Keeping your dog's ears clean and dry is one of the most effective ways to prevent ear infections. Depending on your dog's needs, a medicated or non-medicated ear cleaning solution can be used — always choose a veterinarian-approved product.
Other contributing factors. Recurrent ear infections can also result from hormonal conditions, nutritional issues, or autoimmune diseases. If your dog experiences repeated ear infections, your veterinarian can evaluate whether an underlying condition is contributing.
For a detailed guide to which breeds are most at risk and comprehensive prevention strategies, see our article on dog breeds prone to ear infections.
How to Clean Your Dog's Ears
Regular ear cleaning is one of the best ways to prevent infections from developing. Fill the ear canal with a veterinarian-approved cleaning solution and gently massage the base of the ear — this helps break up debris and wax inside the canal. Then use an absorbent material like gauze to wipe out the canal and remove the loosened wax and debris. If your dog has long ears, hold the ear flap up after cleaning and allow the ear to dry completely to help prevent moisture from remaining trapped inside.
For regular ear cleaning and drying, OticBliss Cleansing and Drying Ear Wipes provide a convenient way to clean, dry, and deodorize ears after baths, swimming, or outdoor activity. For a deeper clean, an OticBliss Antibacterial and Antifungal Ear Flush helps remove hard-to-reach debris and discourages microbial overgrowth. For active ear irritation, OticBliss Vet Strength Ear Drops contain antimicrobial and anti-inflammatory ingredients for targeted relief. Browse the full OticBliss ear health collection for additional options.
