Cocker Spaniel Ear Care (Prone to Otitis Externa)

Skin & CoatBreed HealthMeongsiljang Veterinary Advisory Board

Cocker Spaniels are highly prone to otitis externa due to their floppy ears and excessive glandular secretions. We’ve put together essential ear care tips for owners, covering everything from daily cleaning routines to recognizing emergency warning signs.

Why Is Ear Care Especially Important for Cocker Spaniels?

A guardian checking the ears of a Cocker Spaniel

Cocker Spaniels are particularly prone to otitis externa (inflammation of the outer ear canal) due to their floppy ears and well-developed ear glands. The key to care is regular inspection and ventilation. Simply establishing a routine of lifting the ears to allow airflow and cleaning them with a specialized ear cleanser one to two times per week can significantly reduce the risk of chronic otitis externa. If you notice any odor, redness, or head shaking, please visit your veterinarian promptly.

Characteristics of the Cocker Spaniel Ear Structure

Cocker Spaniels have long, heavy, floppy ears that don’t allow for good air circulation, making it easy for moisture and heat to become trapped inside. Additionally, their ear canal glands (ceruminous glands) are well-developed, leading to excessive earwax production. Veterinary dermatology textbooks actually report cases of otitis externa in Cocker Spaniels accompanied by severe ceruminous gland hyperplasia (an abnormal overgrowth of these glands). This warm, humid environment, combined with abundant earwax, creates ideal conditions for bacteria and yeast (Malassezia) to thrive.

Checklist for Early Signs of Otitis Externa

If you notice two or more of the following signs, suspect otitis externa (outer ear inflammation): - Unusual odor: A sour, yeasty, or musty smell emanating from the ear - Redness inside the ear: The ear canal appears redder and more swollen than usual - Frequent scratching: The pet frequently scratches around the ears with its hind paws or rubs them against the floor - Head shaking: Sudden, vigorous head shaking - Discharge: Visible sticky discharge that is brown, black, or yellow - Avoidance when touched: The pet, usually comfortable with handling, pulls away or avoids contact near the ears

Early signs of otitis externa in Cocker Spaniels

When to Visit the Vet Immediately

If you notice any of the following symptoms, stop home care and visit a veterinary clinic immediately. Delaying treatment can lead to progression to otitis media or otitis interna, or result in hearing loss. - Pus-like discharge (yellow, sticky pus) is present - Bleeding from the ear or a severe foul odor is noticeable - The head is tilted to one side or the pet is staggering - The pet screams or becomes aggressive when the ear is touched - Ear symptoms are accompanied by fever and loss of appetite

Comorbidities to Watch Out For

Cocker Spaniels require attention beyond just otitis externa. According to veterinary dermatology textbooks, leaving chronic otitis externa untreated for long periods can lead to Gram-negative bacterial infections, such as Pseudomonas (Pseudomonas aeruginosa). In these cases, erosions and ulcers often develop on the inner ear, making treatment very difficult. Furthermore, recurrent otitis externa in Cocker Spaniels is frequently linked to underlying primary causes, such as atopic dermatitis, food allergies, or endocrine (hormonal) disorders. If these root causes are not addressed, the condition is likely to recur despite repeated treatments. Therefore, it is important to regularly monitor not only the ears but also the overall skin and general health of the dog.

Proper Ear Cleaning Method (1–2 Times Weekly)

What you’ll need: Dog-specific ear cleaner, cotton balls (no cotton swabs), treats

1. Gently lift the ear flap to expose the ear canal. 2. Squeeze the cleaner directly into the ear canal (keep the bottle tip from touching the ear). 3. Softly massage the base of the ear (the firm area below the ear) for 30 seconds. 4. Let your dog shake its head to help flush out debris from deep inside. 5. Use a cotton ball to wipe away discharge from the inner folds and entrance of the ear. 6. Reward your dog with a treat and praise when finished.

Step-by-step guide to cleaning your Cocker Spaniel’s ears

Never Use Cotton Swabs

Inserting cotton swabs into the ear canal can push earwax deeper, worsening otitis externa and potentially damaging the eardrum in severe cases. Clean only the visible outer ear with a cotton ball or gauze, and use a specialized ear cleaner along with gentle massage to draw out debris from the inner ear. Never use irritating liquids such as alcohol, hydrogen peroxide, or undiluted vinegar.

Daily Prevention Habits

Otitis externa tends to become chronic once it develops, so prevention is key. - Dry the ears after bathing: Moisture left behind can promote bacterial growth. Gently wipe the entrance of the ear canal with gauze and allow it to air dry. - Ventilate the ears: Lift the ear flap once a day to let air circulate for about five minutes. - Check ears after swimming or water play: Always use an ear-cleaning solution to care for the ears after any water exposure. - Manage allergies: Food or environmental allergies may be hidden causes of otitis externa. - Regular check-ups: Have your pet’s ears examined by a veterinarian every six months.

Drying the ears of a Cocker Spaniel after a bath

If Recurrence Is Frequent, Find the Underlying Cause

Chronic otitis externa in Cocker Spaniels is rarely just a hygiene issue; it often stems from underlying causes such as allergies, hormonal imbalances, or glandular hyperplasia. If the condition keeps recurring despite repeated prescriptions of the same medication, it’s essential to identify the root cause through skin allergy testing, cytology of ear discharge, and elimination diet trials. We recommend consulting a veterinary dermatologist.

Reviewed by a veterinarian

Dr. Tony — Punnawat Phongkittirak

Veterinarian

A veterinarian who majored in veterinary medicine at Khon Kaen University, Thailand, and completed the IVSA program at North Carolina State University in the United States. Drawing on clinical experience at animal hospitals, he works in the pet healthcare field and is dedicated to building a digital care environment that connects pet parents with veterinarians.

Frequently Asked Questions

How often should you clean a Cocker Spaniel’s ears?

If your pet is healthy, cleaning their ears once or twice a week is appropriate. If there is excessive discharge or a history of otitis externa, consult your veterinarian to adjust the frequency. Cleaning too often can actually cause irritation.

Should I pluck the hair from my pet’s ears?

In the past, shaving was recommended to improve air circulation, but it’s no longer advised because it can irritate hair follicles and actually trigger inflammation. Trimming the hair short is the safer option.

I’ve finished the ear infection medication, but it’s come back. Why is that happening?

Cocker Spaniels are prone to chronic otitis externa due to overactive glands and allergies. Antibiotics alone are often insufficient, and identifying the underlying cause—such as through allergy testing—may be necessary.

Can I clean with commercially available vinegar or alcohol?

Absolutely not. Excessive irritation can damage the ear canal. Always use a dog-specific ear cleaner.

Is it okay to let them swim?

It’s possible, but be sure to thoroughly dry your pet’s ears and clean them with a proper ear-cleaning solution after swimming. Leaving water in the ears significantly increases the risk of otitis externa.