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Laryngitis in Dogs

Author: Dr. med. vet. Gisa Löwe | Last modified: 17.02.2026

When to visit the vet?

Urgent see a veterinarian within 24 hours

RED for inspiratory respiratory distress/stridor, cyanosis, open mouth breathing at rest, collapse, significantly increased respiratory rate, or if the dog cannot lie down.

Unsure about what’s wrong with your pet? Feel free to use our Symptom Checker for more clarity

Definition

Laryngitis in dogs is a condition characterized by irritation and swelling of the mucous membrane in the area of the larynxThe larynx is an organ in the upper respiratory tract that contains the vocal cords and is important for speaking, breathing, and swallowing. The larynx also serves as a protective mechanism that prevents food and liquid from entering the trachea.. This inflammation can impair the dog’s breathing and vocalizationVocalization is the production of sounds that dogs and cats use to communicate. Changes in vocalization can indicate discomfort, pain, fear, or other emotional states., leading to significant discomfort.

Can Occur with the Following Diseases:

Basics and possible causes

Laryngitis in dogs can have various causes. One of the most common causes is an infectionAn infection is the colonization and multiplication of pathogens such as bacteria, viruses, fungi, or parasites in an organism, which often, but not always, leads to a disease., which can be either viralViral refers to viruses and their effects on the organism. Viral infections in dogs and cats can range from harmless colds to severe, life-threatening diseases. or bacterial. ViralViral refers to viruses and their effects on the organism. Viral infections in dogs and cats can range from harmless colds to severe, life-threatening diseases. infections can be caused by various pathogens such as canineCanine refers to anything related to dogs. The term is used to describe characteristics, diseases, or specific aspects that specifically affect dogs. parainfluenza virusA virus is a microscopic infectious particle that cannot reproduce on its own and must infect a host cell to produce new virus particles. Viruses can cause a variety of diseases in humans, animals, and plants. or canineCanine refers to anything related to dogs. The term is used to describe characteristics, diseases, or specific aspects that specifically affect dogs. adenovirus. Bacterial infections, such as those caused by Bordetella bronchiseptica, are also a common cause.

In addition to infections, other factors can triggerA trigger is a stimulus that elicits a specific reaction or state. In veterinary medicine, this can refer to emotional responses, such as fear or aggression, or medical conditions, such as seizures in dogs and cats. laryngitis. These include mechanical irritation, such as pulling on the leash, barking, or foreign bodies entering the airways. Allergic reactions, for example to environmental factors like pollen or dust, can also play a role.

In some cases, irritation from chemical substances, such as smoke or fumes, can attack the mucous membranes of the larynxThe larynx is an organ in the upper respiratory tract that contains the vocal cords and is important for speaking, breathing, and swallowing. The larynx also serves as a protective mechanism that prevents food and liquid from entering the trachea. and cause inflammation. ChronicChronic refers to a condition or disease that is long-lasting or permanent. Chronic diseases often develop slowly and can lead to persistent or recurring health problems over time. respiratoryRespiratory refers to breathing or the process of breathing. Respiratory diseases affect the respiratory tract and can impair the ability to breathe effectively. diseases, such as chronicChronic refers to a condition or disease that is long-lasting or permanent. Chronic diseases often develop slowly and can lead to persistent or recurring health problems over time. bronchitis, can also promote laryngitis.

Typical accompanying symptoms

Cough: A common symptom of laryngitis is a dry, hacking cough. This cough can worsen particularly during excitement or physical exertion.
Hoarseness: Dogs with laryngitis may sound hoarse or have difficulty producing sounds like barking. This is due to the swelling and irritation of the vocal cords.
RespiratoryRespiratory refers to breathing or the process of breathing. Respiratory diseases affect the respiratory tract and can impair the ability to breathe effectively. distress: Due to the swelling in the laryngeal area, breathing difficulties can occur. This often manifests as breathing noises or accelerated breathing.
Difficulty swallowing: The inflammation can make swallowing difficult, which can lead to the dog eating or drinking less.
Discomfort and Lethargy: General discomfort and increased Lethargy can also be accompanying symptoms, as the dog is less active due to breathing difficulties and Cough.

When to see a vet?

A visit to the vet is absolutely necessary if symptoms last longer than a few days or worsen. RespiratoryRespiratory refers to breathing or the process of breathing. Respiratory diseases affect the respiratory tract and can impair the ability to breathe effectively. distress in particular should be taken seriously, as it can indicate a more serious impairment of the airways.

If your dog has difficulty breathing, develops a bluish tongue or bluish mucous membranes, this is an emergency that requires immediate veterinary treatment. Such symptoms can indicate a serious impairment of the oxygen supply.

A veterinarian should also be consulted if the dog develops a fever, appears lethargic, or if symptoms do not improve despite home care, to ensure proper diagnosisA diagnosis is the identification of a disease or condition by its symptoms and/or results from diagnostic tests. It is the first step in the management and treatment of patients. and therapyTherapy refers to the treatment of diseases or disorders with the aim of alleviating symptoms, promoting healing, or improving quality of life. Therapies can be medicinal, surgical, or through other medical interventions..

Symptom recognition for the pet owner and veterinary diagnostic procedure

It is important for pet owners to watch for the symptoms described above, especially if the dog sounds unusually hoarse or coughs frequently. Close observation of the dog’s behavior and symptoms can provide valuable information to help the vet with the diagnosisA diagnosis is the identification of a disease or condition by its symptoms and/or results from diagnostic tests. It is the first step in the management and treatment of patients..

The vet will usually perform a thorough clinical examination to confirm the diagnosisA diagnosis is the identification of a disease or condition by its symptoms and/or results from diagnostic tests. It is the first step in the management and treatment of patients.. This includes listening to the airways, checking the mucous membranes, and examining the throat area. In some cases, an endoscopyEndoscopy is a diagnostic procedure that uses an endoscope (a thin, flexible tube with a light source and a camera at the end) to examine and visualize the inside of the body, often for diagnostic or therapeutic purposes. may be necessary to directly inspect the mucous membranes of the larynxThe larynx is an organ in the upper respiratory tract that contains the vocal cords and is important for speaking, breathing, and swallowing. The larynx also serves as a protective mechanism that prevents food and liquid from entering the trachea..

Additionally, imaging techniques such as X-ray or ultrasoundUltrasound refers to sound waves that are above the hearing threshold of the human ear. In medicine, ultrasound is used for diagnostic imaging procedures to visualize internal organs, tissues, and blood flow. can be used to rule out other possible causes for the symptoms. If an infectionAn infection is the colonization and multiplication of pathogens such as bacteria, viruses, fungi, or parasites in an organism, which often, but not always, leads to a disease. is suspected, swabs can also be taken to identify the specific pathogens.

What the pet owner can do and professional therapy options

As a pet owner, you can take some measures to alleviate your dog’s symptoms and support the healing process. It is important to give the dog plenty of rest and avoid strenuous activities that could worsen the cough or respiratoryRespiratory refers to breathing or the process of breathing. Respiratory diseases affect the respiratory tract and can impair the ability to breathe effectively. distress.

Ensure that the dog stays in an environment with clean, fresh air. Avoid smoke or other potentially irritating substances in the dog’s environment. A humidifier can be helpful to soothe the airways and keep the mucous membranes moist.

Using a well-fitting harness instead of a collar can help avoid additional pressure on the larynxThe larynx is an organ in the upper respiratory tract that contains the vocal cords and is important for speaking, breathing, and swallowing. The larynx also serves as a protective mechanism that prevents food and liquid from entering the trachea.. Also make sure the dog drinks enough to keep the mucous membranes moist and support healing.

It is important to follow the vet’s instructions exactly, especially if medications have been prescribed. Give your dog the medication regularly and follow the dosage instructions to achieve the best possible effect.

Outlook on current research

Laryngitis in dogs is a symptom that is receiving increasing attention in veterinary medicine. Current research focuses on understanding the exact mechanisms that lead to this inflammation. It is suspected that both infectiousInfectious describes the ability of a pathogen to be transmitted from one individual to another and trigger an infection. It also refers to diseases caused by such pathogens. and non-infectious factors play a role. Studies are examining the role of viralViral refers to viruses and their effects on the organism. Viral infections in dogs and cats can range from harmless colds to severe, life-threatening diseases. and bacterial pathogens as well as the effects of environmental factors like smoke or allergens on the mucous membranes of the larynxThe larynx is an organ in the upper respiratory tract that contains the vocal cords and is important for speaking, breathing, and swallowing. The larynx also serves as a protective mechanism that prevents food and liquid from entering the trachea..

Another important area of research is the development of new diagnostic procedures. The use of imaging techniques such as endoscopyEndoscopy is a diagnostic procedure that uses an endoscope (a thin, flexible tube with a light source and a camera at the end) to examine and visualize the inside of the body, often for diagnostic or therapeutic purposes. allows veterinarians to examine the larynxThe larynx is an organ in the upper respiratory tract that contains the vocal cords and is important for speaking, breathing, and swallowing. The larynx also serves as a protective mechanism that prevents food and liquid from entering the trachea. directly and thus make more precise diagnoses. Research is focused on refining the technology and making it more accessible to promote early detection and treatment.

In therapyTherapy refers to the treatment of diseases or disorders with the aim of alleviating symptoms, promoting healing, or improving quality of life. Therapies can be medicinal, surgical, or through other medical interventions., work is currently underway on new anti-inflammatory drugsAnti-inflammatory drugs are medications that reduce inflammation. They can be divided into nonsteroidal anti-inflammatory drugs (NSAIDs) and corticosteroids and are used in dogs and cats to reduce Inflammatory conditions and Pain. that can specifically target the inflamed areas. These medications are intended to be more effective and have fewer side effects than those currently used. In addition, there are approaches based on immunomodulation to influence the dog’s immune systemThe immune system is the body's defense system against infectious agents such as bacteria, viruses, fungi, and parasites. It comprises a complex network of organs, cells, and molecules that work together to protect the body. so that it reacts less strongly to harmless triggers.

PreventionPrevention includes measures taken to prevent diseases or injuries. In veterinary medicine, this includes vaccinations, parasite control, and health monitoring. measures are also an important aspect of research. Studies analyze how a dog’s diet and lifestyle can influence the risk of laryngitis. It is being investigated whether certain dietary supplements or changes in the environment can help increase the larynx’s resistanceResistance refers to the ability of microorganisms to withstand the effects of antibiotics, antifungals, or other antimicrobial drugs. Resistance can also refer to the body's ability to be insensitive to diseases or toxins. to inflammatory conditions.

In the long term, research aims to develop a comprehensive understanding of laryngitis in dogs that takes both genetic and environmental factors into account. This could lead to personalized treatment approaches tailored to the individual risk and specific needs of the dog.

A promising field of research is also the investigation of genetic predispositions for laryngitis. Genome-wide association studies are trying to identify specific genes that could increase the risk of developing this inflammation. These findings could lead to adjustments in breeding programs in the future to reduce susceptibility to laryngitis in certain breeds.

Frequently asked questions

What are the most common symptoms of laryngitis in dogs? The most common symptoms are cough, hoarseness, respiratoryRespiratory refers to breathing or the process of breathing. Respiratory diseases affect the respiratory tract and can impair the ability to breathe effectively. distress, and in severe cases, shortness of breath. The dog may also show signs of discomfort when swallowing.
How is laryngitis diagnosed in dogs? DiagnosisA diagnosis is the identification of a disease or condition by its symptoms and/or results from diagnostic tests. It is the first step in the management and treatment of patients. is usually made through a combination of clinical examination, medical historyThe medical history is the systematic collection of a patient's medical history through questioning. It includes information about previous illnesses, treatments, allergies, and lifestyle habits., and imaging techniques such as X-rayX-ray is an imaging technique that uses X-rays to create images of the inside of the body. It is often used to diagnose bone fractures, lung diseases, and other conditions. or endoscopyEndoscopy is a diagnostic procedure that uses an endoscope (a thin, flexible tube with a light source and a camera at the end) to examine and visualize the inside of the body, often for diagnostic or therapeutic purposes.. Blood tests can also be performed to rule out infectiousInfectious describes the ability of a pathogen to be transmitted from one individual to another and trigger an infection. It also refers to diseases caused by such pathogens. causes.
Can laryngitis in dogs heal on its own? In mild cases, the inflammation may subside on its own with rest and recovery. In more severe cases, however, veterinary therapyTherapy refers to the treatment of diseases or disorders with the aim of alleviating symptoms, promoting healing, or improving quality of life. Therapies can be medicinal, surgical, or through other medical interventions. is required to avoid complications.
What treatment options are available for laryngitis in dogs? TherapyTherapy refers to the treatment of diseases or disorders with the aim of alleviating symptoms, promoting healing, or improving quality of life. Therapies can be medicinal, surgical, or through other medical interventions. depends on the cause and can include anti-inflammatory drugsAnti-inflammatory drugs are medications that reduce inflammation. They can be divided into nonsteroidal anti-inflammatory drugs (NSAIDs) and corticosteroids and are used in dogs and cats to reduce Inflammatory conditions and Pain., antibiotics for bacterial infections, as well as cough suppressants and inhalations. In severe cases, surgery may be necessary.
How can I help my dog at home with laryngitis? Provide a quiet environment, avoid triggering coughs with collars, and offer soft food to make swallowing easier. Always consult a vet for the correct therapyTherapy refers to the treatment of diseases or disorders with the aim of alleviating symptoms, promoting healing, or improving quality of life. Therapies can be medicinal, surgical, or through other medical interventions..
Is laryngitis contagiousContagious means infectious. Diseases that can easily be transmitted from one animal to another or from animals to humans are referred to as contagious. in dogs? The risk of contagion depends on the cause. If the inflammation is caused by a viralViral refers to viruses and their effects on the organism. Viral infections in dogs and cats can range from harmless colds to severe, life-threatening diseases. or bacterial infectionAn infection is the colonization and multiplication of pathogens such as bacteria, viruses, fungi, or parasites in an organism, which often, but not always, leads to a disease., it can be contagiousContagious means infectious. Diseases that can easily be transmitted from one animal to another or from animals to humans are referred to as contagious. to other dogs.
Which dog breeds are particularly susceptible to laryngitis? Dogs with short snouts, such as bulldogs and pugs, as well as older dogs, are often more susceptible. Dogs with allergies or other respiratoryRespiratory refers to breathing or the process of breathing. Respiratory diseases affect the respiratory tract and can impair the ability to breathe effectively. diseases also have a higher risk.
Can allergies cause laryngitis in dogs? Yes, allergies can irritate the mucous membranes of the larynxThe larynx is an organ in the upper respiratory tract that contains the vocal cords and is important for speaking, breathing, and swallowing. The larynx also serves as a protective mechanism that prevents food and liquid from entering the trachea. and lead to inflammation. Common allergens include pollen, dust, and mold.
How long does it take for laryngitis to heal in dogs? The healing time varies depending on the severity of the inflammation and the treatment chosen, but can range from a few days to several weeks.
Can repeated laryngitis occur in dogs? Yes, especially if the underlying cause is not fully treated or if the dog continues to be exposed to the triggering factors. Careful follow-up care is important to prevent recurring inflammatory conditions.