Why is my dog getting recurring ear infections and itchy skin?
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Overview
If your dog keeps getting ear infections and itchy skin, an underlying allergy or skin irritation is one of the more common reasons. It could also be linked to wax build-up, moisture, parasites, or ongoing skin inflammation. You can often spot useful clues at home, but recurring ear problems are worth taking seriously because the ears and skin often flare up together.
Things To Check
1. Notice when the itching or ear irritation starts. If it’s worse after walks, grooming, certain foods, or changing season, that pattern can be helpful.
2. Look for redness, head shaking, scratching at one or both ears, ear odour, discharge, scabs, or sore patches on the skin.
3. Check whether your dog is rubbing their face, licking paws, or biting at the base of the tail, as these can travel with general itchiness.
4. Think about whether the ears are getting wet often after swimming, bathing, rain, or muddy walks, as moisture can make things worse.
5. Review any recent changes in food, treats, bedding, shampoo, grooming products, or washing routines.
6. Look for fleas or flea dirt, even if you haven’t seen live fleas, because some dogs react strongly to bites.
7. Check whether both ears are affected or whether one side is usually worse, since that can sometimes give a clue about local irritation or debris.
Common Causes
The most common reason is an allergy-related skin problem, such as environmental allergies or a reaction to food. These can cause itchy skin, repeated ear inflammation, and ongoing flare-ups.
Another common cause is moisture, wax build-up, or trapped debris in the ears. If the ears stay warm and damp, they can become uncomfortable and more likely to flare.
Parasites such as fleas can also trigger significant itching, even when the skin doesn’t look very dramatic at first.
Less commonly, skin infections, ear mites, or an underlying health issue may be involved. A vet can help sort out what’s driving the pattern if it keeps coming back.
What To Do
Keep a simple note of when the itching flares, what your dog has eaten, and any changes in routine. That can make patterns much easier to spot.
Try to keep ears as dry as practical after swimming, rain, or bathing, and stick to a gentle, consistent grooming routine. If you use any shampoos or wipes, choose ones suited to dogs and avoid anything harsh or perfumed.
Check for fleas regularly and keep on top of your usual parasite control plan if your vet has recommended one. If your dog is chewing or scratching enough to damage the skin, try to reduce the irritation early rather than waiting for it to settle on its own.
If the problem keeps returning, a vet can help identify the underlying trigger and suggest a plan that fits your dog’s needs.
When To Contact A Vet
Book a vet visit if the ear infections keep coming back, your dog seems painful, the ears smell strong, there’s discharge or swelling, or the skin is getting sore, crusted or infected. It’s also sensible to get advice if your dog is very itchy, as ongoing scratching can quickly make the skin worse.
Products That May Help
If your dog needs regular washing, grooming or ear and coat care as part of managing skin flare-ups, a general pet care collection can be useful for keeping routines simple and consistent.
Related Questions
Why does my dog keep shaking their head and scratching their ears?
Can allergies cause both itchy skin and ear infections in dogs?
How can I tell if my dog’s ears are dirty or infected?
Atlas is here to support owners with practical, easy-to-understand guidance. It is not a substitute for professional veterinary advice. If you're concerned about your animal's health, symptoms worsen, or something doesn't feel right, contact your vet.