{"id":11278,"date":"2026-03-02T13:00:52","date_gmt":"2026-03-02T18:00:52","guid":{"rendered":"https:\/\/www.petworks.com\/articles\/?p=11278"},"modified":"2026-03-02T13:01:04","modified_gmt":"2026-03-02T18:01:04","slug":"dog-ear-infection-symptoms","status":"publish","type":"post","link":"https:\/\/www.petworks.com\/articles\/dog-ear-infection-symptoms\/","title":{"rendered":"What Are The Most Common Signs That My Dog Has An Ear Infection?"},"content":{"rendered":"<p data-start=\"73\" data-end=\"124\">Dog Ear Infection Symptoms. Understanding and Treating Dog Ear Infections. Dog owners often recognize the early signs of an ear infection&#8230;whining, scratching, and head shaking. These infections are common, especially in breeds with floppy ears like Basset Hounds and Cocker Spaniels. Around 20% of dogs experience some form of ear disease, affecting one or both ears. Fortunately, proper care and preventive measures can reduce the severity and frequency of infections.<\/p>\n<p data-start=\"73\" data-end=\"124\"><!--more--><\/p>\n<h4 data-start=\"524\" data-end=\"554\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft wp-image-7515 size-full\" src=\"https:\/\/www.petworks.com\/articles\/wp-content\/uploads\/2025\/01\/Petworks-Pet-Care-Service-Pro-Tips-e1736622469982.png\" alt=\"Dog Ear Infection Symptoms\" width=\"120\" height=\"120\" \/>Types of Ear Infections<\/h4>\n<p data-start=\"555\" data-end=\"579\">There are three types:<\/p>\n<ul data-start=\"580\" data-end=\"870\">\n<li data-start=\"580\" data-end=\"652\"><strong data-start=\"582\" data-end=\"600\">Otitis externa<\/strong> \u2013 the most common, affecting the outer ear canal.<\/li>\n<li data-start=\"653\" data-end=\"870\"><strong data-start=\"655\" data-end=\"681\">Otitis media &amp; interna<\/strong> \u2013 infections of the middle and inner ear, often stemming from untreated outer ear infections. These can lead to deafness, facial paralysis, or balance issues. Early treatment is crucial.<\/li>\n<\/ul>\n<h4 data-start=\"872\" data-end=\"900\">Symptoms to Watch For<\/h4>\n<p data-start=\"901\" data-end=\"993\">While some dogs show only wax buildup or discharge, many experience discomfort, including:<\/p>\n<ul data-start=\"994\" data-end=\"1131\">\n<li data-start=\"994\" data-end=\"1023\">Head shaking &amp; scratching<\/li>\n<li data-start=\"1024\" data-end=\"1049\">Dark discharge &amp; odor<\/li>\n<li data-start=\"1050\" data-end=\"1076\">Red, swollen ear canal<\/li>\n<li data-start=\"1077\" data-end=\"1097\">Pain &amp; itchiness<\/li>\n<li data-start=\"1098\" data-end=\"1131\">Crusting or scabs in the ears<\/li>\n<\/ul>\n<h4 data-start=\"1133\" data-end=\"1164\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft wp-image-7032 size-full\" src=\"https:\/\/www.petworks.com\/articles\/wp-content\/uploads\/2025\/01\/Petworks-Pet-Care-Hedgehog.png\" alt=\"Dog Ear Infection Symptoms\" width=\"108\" height=\"69\" \/>Causes of Ear Infections<\/h4>\n<p data-start=\"1165\" data-end=\"1357\">Dogs are prone to infections due to their L-shaped ear canal, which retains moisture. Infections are often caused by bacteria, yeast, or ear mites (in puppies). Contributing factors include:<\/p>\n<ul data-start=\"1358\" data-end=\"1566\">\n<li data-start=\"1358\" data-end=\"1378\">Moisture buildup<\/li>\n<li data-start=\"1379\" data-end=\"1455\">Allergies (50% of dogs with skin allergies, 80% with food sensitivities)<\/li>\n<li data-start=\"1456\" data-end=\"1493\">Endocrine or autoimmune disorders<\/li>\n<li data-start=\"1494\" data-end=\"1527\">Wax buildup &amp; foreign objects<\/li>\n<li data-start=\"1528\" data-end=\"1566\">Ear injuries or excessive cleaning<\/li>\n<\/ul>\n<h4 data-start=\"1568\" data-end=\"1600\">Diagnosing Ear Infections<\/h4>\n<p data-start=\"1601\" data-end=\"1875\">If your dog shows symptoms, consult a vet promptly. Delaying treatment can allow infections to spread, causing severe complications. Your vet will ask about symptoms, medical history, medications, diet, ear cleaning habits, and recent activities like swimming or grooming.<\/p>\n<p data-start=\"1877\" data-end=\"1907\">A physical exam may include:<\/p>\n<ul data-start=\"1908\" data-end=\"2147\">\n<li data-start=\"1908\" data-end=\"1965\">Visual inspection for redness, swelling, or discharge<\/li>\n<li data-start=\"1966\" data-end=\"2019\">Otoscope examination of the ear canal and eardrum<\/li>\n<li data-start=\"2020\" data-end=\"2061\">Swab testing for microscopic analysis<\/li>\n<li data-start=\"2062\" data-end=\"2101\">Culture testing in persistent cases<\/li>\n<li data-start=\"2102\" data-end=\"2147\">Biopsies or X-rays for chronic conditions<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignleft wp-image-6834 size-full\" src=\"https:\/\/www.petworks.com\/articles\/wp-content\/uploads\/2024\/12\/petworks-logo-article-e1734545691243.png\" alt=\"Dog Ear Infection Symptoms\" width=\"704\" height=\"131\" srcset=\"https:\/\/www.petworks.com\/articles\/wp-content\/uploads\/2024\/12\/petworks-logo-article-e1734545691243.png 704w, https:\/\/www.petworks.com\/articles\/wp-content\/uploads\/2024\/12\/petworks-logo-article-e1734545691243-300x56.png 300w, https:\/\/www.petworks.com\/articles\/wp-content\/uploads\/2024\/12\/petworks-logo-article-e1734545691243-640x119.png 640w\" sizes=\"auto, (max-width: 704px) 100vw, 704px\" \/><\/p>\n<p data-pm-slice=\"1 3 []\"><span style=\"color: #000080;\"><em><strong>Are you finding this article useful?<\/strong> <\/em>Would you like 100% free access to more articles like these, and free access to <span style=\"text-decoration: underline;\"><a style=\"color: #000080; text-decoration: underline;\" href=\"https:\/\/www.petworks.com\/request_quote\">over 5,000 vetted pet care service professionals<\/a><\/span> throughout the United States? <span style=\"text-decoration: underline;\"><a style=\"color: #000080; text-decoration: underline;\" href=\"https:\/\/www.petworks.com\/join\">Sign up here <\/a><\/span>for a free Petworks account, and we&#8217;ll email you a\u00a0 10% discount code, good towards your first pet care services booking on Petworks!<\/span><\/p>\n<h4 data-start=\"2149\" data-end=\"2173\">Treatment Options<\/h4>\n<p data-start=\"2174\" data-end=\"2346\">Your vet will clean the ear with a medicated solution and may prescribe prescription ear drops. Severe cases may require oral antibiotics or anti-inflammatory medication.<\/p>\n<p data-start=\"2348\" data-end=\"2547\">Most infections clear up within 1 to 2 weeks, but chronic cases may take months. In extreme cases, surgery (<span style=\"text-decoration: underline;\"><a href=\"https:\/\/veterinarypartner.vin.com\/default.aspx?pid=19239&amp;id=4952082\">Total Ear Canal Ablation<\/a><\/span>) may be necessary to remove diseased tissue and prevent recurrence.<\/p>\n<p data-start=\"2549\" data-end=\"2794\">Following your vet\u2019s treatment plan is essential. Finish all prescribed medication, even if symptoms improve, and attend recheck appointments to prevent resistant infections. Proactive ear care can keep your dog comfortable and infection-free. Monitor your <span style=\"text-decoration: underline;\"><a href=\"https:\/\/www.petworks.com\/hire\/animal-behavior\">dog&#8217;s behavior<\/a><\/span> too!<\/p>\n<blockquote class=\"ml-2 border-l-4 border-border-300\/10 pl-4 text-text-300\">\n<p class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"><em>&#8220;Ear infections are one of the most common reasons dogs visit the veterinarian, and the frustrating truth is that most recurring cases have an underlying cause \u2014 usually allergies \u2014 that owners don&#8217;t realize needs to be addressed. Treating only the infection without identifying the root cause is like bailing water from a leaking boat. I always tell my clients: if your dog has had more than two ear infections in a year, it&#8217;s time to investigate what&#8217;s driving them.&#8221; &#8211; <\/em><span style=\"text-decoration: underline;\"><a href=\"https:\/\/drkarenbecker.com\/\"><strong style=\"color: #563636; font-size: 1rem; text-decoration: underline;\">Dr. Karen Becker, DVM<\/strong><\/a><\/span><span style=\"color: #563636; font-size: 1rem;\">, integrative wellness veterinarian and co-author of <\/span><em style=\"color: #563636; font-size: 1rem;\">The Forever Dog<\/em><\/p>\n<\/blockquote>\n<div class=\"flex max-w-full flex-col flex-grow\">\n<div class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 whitespace-normal break-words text-start [.text-message+&amp;]:mt-5\" dir=\"auto\" data-message-author-role=\"assistant\" data-message-id=\"519e03e8-c50a-4a03-9891-4e5e1b6415a4\" data-message-model-slug=\"gpt-4o\">\n<div class=\"flex w-full flex-col gap-1 empty:hidden first:pt-[3px]\">\n<div class=\"markdown prose w-full break-words dark:prose-invert light\">\n<h3 data-start=\"0\" data-end=\"29\"><strong>Dog Ear Infections 101<\/strong><\/h3>\n<h4 data-start=\"31\" data-end=\"80\">Can a Dog\u2019s Ear Infection Heal on Its Own?<\/h4>\n<p data-start=\"81\" data-end=\"344\">No, most ear infections won\u2019t resolve without treatment. All types of otitis require a veterinarian\u2019s evaluation, as improper care&#8230;especially if the eardrum is ruptured&#8230;can worsen the condition. Certain cleaners and medications may be harmful to the middle ear.<\/p>\n<h4 data-start=\"346\" data-end=\"406\">What Happens if a Dog\u2019s Ear Infection Goes Untreated?<\/h4>\n<p data-start=\"407\" data-end=\"645\">Leaving an ear infection untreated can lead to permanent hearing damage and systemic illness. Severe infections may cause symptoms like loss of appetite or lethargy. Since ear infections are painful, prompt veterinary care is essential.<\/p>\n<h4 data-start=\"647\" data-end=\"700\">Can a Dog\u2019s Ear Infection Spread to the Brain?<\/h4>\n<p data-start=\"701\" data-end=\"915\">Though rare, a severe inner ear infection can potentially spread to the brain. Most infections affect only the external ear, but if left untreated, deeper infections can develop and lead to serious complications.<\/p>\n<p><iframe loading=\"lazy\" title=\"Meet Jack and Jill\" width=\"525\" height=\"295\" src=\"https:\/\/www.youtube.com\/embed\/Ol77laeBuNc?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<h4 data-start=\"917\" data-end=\"958\">Are Dog Ear Infections Contagious?<\/h4>\n<p data-start=\"959\" data-end=\"1144\" data-is-last-node=\"\" data-is-only-node=\"\">Most ear infections are not contagious. However, if caused by ear mites, they can spread rapidly among pets. In such cases, all pets in the household should be treated at the same time.<\/p>\n<div>\n<div class=\"standard-markdown grid-cols-1 grid [&amp;_&gt;_*]:min-w-0 gap-3\">\n<h3 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\"><strong>Frequently Asked Questions: Dog Ear Infection Symptoms<\/strong><\/h3>\n<\/div>\n<\/div>\n<div>\n<div class=\"standard-markdown grid-cols-1 grid [&amp;_&gt;_*]:min-w-0 gap-3\">\n<p class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"><strong>How do I know if my dog&#8217;s ear infection is bacterial or yeast?<\/strong> Bacterial infections typically produce a yellow or green discharge with a foul odor, while yeast infections are more likely to cause a dark brown, waxy buildup with a musty or sweet smell. Your veterinarian can confirm the type with a simple swab test, which is important because bacterial and yeast infections require different treatments.<\/p>\n<\/div>\n<\/div>\n<div>\n<div class=\"standard-markdown grid-cols-1 grid [&amp;_&gt;_*]:min-w-0 gap-3\">\n<p class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"><strong>How long does it take for a dog ear infection to clear up?<\/strong> Most mild to moderate ear infections resolve within 1 to 2 weeks with proper treatment. Chronic or severe infections, particularly those involving the middle or inner ear, can take several months to fully clear. Never stop medication early \u2014 finishing the full course is critical to preventing antibiotic-resistant infections.<\/p>\n<\/div>\n<\/div>\n<div>\n<div class=\"standard-markdown grid-cols-1 grid [&amp;_&gt;_*]:min-w-0 gap-3\">\n<p class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"><strong>Can I treat my dog&#8217;s ear infection at home?<\/strong> While gentle cleaning with a vet-approved ear cleaner can help manage mild symptoms, home treatment is not a substitute for veterinary care. Using the wrong cleaner or medication \u2014 especially if the eardrum is ruptured \u2014 can cause serious harm. Always consult your vet before treating an ear infection at home.<\/p>\n<\/div>\n<\/div>\n<div>\n<div class=\"standard-markdown grid-cols-1 grid [&amp;_&gt;_*]:min-w-0 gap-3\">\n<p class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"><strong>What breeds are most prone to dog ear infections?<\/strong> Dogs with floppy or heavy ears are most susceptible, including Cocker Spaniels, Basset Hounds, Labrador Retrievers, Golden Retrievers, and Poodles. Dogs that swim frequently or have narrow ear canals, like Shar Peis, are also at higher risk.<\/p>\n<\/div>\n<\/div>\n<div>\n<div class=\"standard-markdown grid-cols-1 grid [&amp;_&gt;_*]:min-w-0 gap-3\">\n<p class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"><strong>How can I prevent ear infections in my dog?<\/strong> Regular ear cleaning with a vet-recommended solution, keeping ears dry after swimming or bathing, managing underlying allergies, and scheduling routine vet checkups are the most effective prevention strategies. Avoid over-cleaning, as this can strip protective oils and irritate the ear canal.<\/p>\n<\/div>\n<\/div>\n<div>\n<div class=\"standard-markdown grid-cols-1 grid [&amp;_&gt;_*]:min-w-0 gap-3\">\n<p class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"><strong>Can allergies cause recurring ear infections in dogs?<\/strong> Yes \u2014 allergies are one of the most common underlying causes of chronic ear infections. Approximately 50% of dogs with skin allergies and 80% with food sensitivities develop ear problems. If your dog has frequent ear infections, ask your vet about allergy testing and management.<\/p>\n<\/div>\n<\/div>\n<!--[if lt IE 9]><script>document.createElement('audio');<\/script><![endif]-->\n<audio class=\"wp-audio-shortcode\" id=\"audio-11278-1\" preload=\"none\" style=\"width: 100%;\" controls=\"controls\"><source type=\"audio\/mpeg\" src=\"https:\/\/www.petworks.com\/articles\/wp-content\/uploads\/2024\/09\/169-Old-Redding-Rd-22.m4a?_=1\" \/><a href=\"https:\/\/www.petworks.com\/articles\/wp-content\/uploads\/2024\/09\/169-Old-Redding-Rd-22.m4a\">https:\/\/www.petworks.com\/articles\/wp-content\/uploads\/2024\/09\/169-Old-Redding-Rd-22.m4a<\/a><\/audio>\n<h3 data-start=\"7576\" data-end=\"7805\"><strong><span style=\"text-decoration: underline;\"><a href=\"https:\/\/www.petworks.com\/infos\/about\">About PetWorks<\/a><\/span><\/strong><\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-full wp-image-7722\" src=\"https:\/\/www.petworks.com\/articles\/wp-content\/uploads\/2025\/01\/Dr-Marty-Goldstein-Natures-Blend-Petworks-Nutrition.png\" alt=\"Dr Marty Goldstein Nature's Blend - Petworks Nutrition\" width=\"111\" height=\"109\" \/>In 2021, Dr. <span style=\"text-decoration: underline;\"><a style=\"text-decoration: underline;\" href=\"https:\/\/www.petworks.com\/articles\/dr-marty-goldstein-of-petworks\/\">Marty Goldstein DVM<\/a><\/span> joined the pet care platform PetWorks as an advisor in its <span style=\"text-decoration: underline;\"><a style=\"text-decoration: underline;\" href=\"https:\/\/www.petworks.com\/hire\/animal-nutritionist\">Animal Nutrition<\/a><\/span> care division. Dr Marty Nature&#8217;s Blend is on a mission to help your pets live their healthiest lives possible. Dr. Marty\u2019s pet nutrition expertise and guidance has helped PetWorks evolve and become the preeminent animal and pet nutrition consultation service for pet parents in North America.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-full wp-image-8658\" src=\"https:\/\/www.petworks.com\/articles\/wp-content\/uploads\/2025\/01\/William-Bishop-Jr-Petworks-Pet-Nutrition.png\" alt=\"Bill Bishop Blue Buffalo Pet Nutrition\" width=\"96\" height=\"99\" \/>In 2022, <span style=\"text-decoration: underline;\"><a style=\"text-decoration: underline;\" href=\"https:\/\/www.petworks.com\/articles\/blue-buffalo-dog-food\/\">Blue Buffalo<\/a><\/span> Founder Bill Bishop Jr. joined PetWorks as Senior Advisor in our Animal Nutrition Care Division. Bill brings his extensive expertise in pet food innovation and business leadership. His guidance helps PetWorks enhance our pet nutrition service offerings, helping to ensure that pet parents throughout the world receive trusted, science-backed nutritional support for their dogs, cats, and animals.<\/p>\n<div class=\"markdown prose w-full break-words dark:prose-invert light\">\n<p><span style=\"text-decoration: underline;\">About The Author<\/span><\/p>\n<div class=\"markdown prose w-full break-words dark:prose-invert light\">\n<p><a href=\"https:\/\/www.petworks.com\/\"><span style=\"text-decoration: underline;\"><em><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-full wp-image-10642\" src=\"https:\/\/www.petworks.com\/articles\/wp-content\/uploads\/2025\/02\/Kevin-Kinyon-2025.jpeg\" alt=\"\" width=\"91\" height=\"108\" \/><\/em>PetWorks<\/span><\/a> Co-Founder <a href=\"https:\/\/www.linkedin.com\/in\/kinyonkevin\/\"><span style=\"text-decoration: underline;\">Kevin Kinyon<\/span><\/a> is a life-long animal lover who works tirelessly to improve the lives of pets and their parents. Human and animal qualities he values most are integrity, humor, and empathy.<span style=\"font-size: 1rem;\">\u00a0<\/span><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Dog Ear Infection Symptoms. Understanding and Treating Dog Ear Infections. Dog owners often recognize the early signs of an ear infection&#8230;whining, scratching, and head shaking. These infections are common, especially in breeds with floppy ears like Basset Hounds and Cocker Spaniels. Around 20% of dogs experience some form of ear disease, affecting one or both &hellip; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/www.petworks.com\/articles\/dog-ear-infection-symptoms\/\" class=\"more-link\">Read More<span class=\"screen-reader-text\"> &#8220;What Are The Most Common Signs That My Dog Has An Ear Infection?&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":11287,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","enabled":false},"version":2}},"categories":[115,4],"tags":[],"class_list":["post-11278","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-animal-behavior-help","category-animal-wellness"],"jetpack_publicize_connections":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v25.3.1 (Yoast SEO v25.3.1) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Most Common Signs That Your Dog Has An Ear Infection<\/title>\n<meta name=\"description\" content=\"Dog Ear Infection Symptoms! 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