Understanding Allergic Reactions In Dogs: A Veterinarian’s Guide

Understanding Allergic Reactions In Dogs A Veterinarian's Guide
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Did you know that allergic reactions are one of the top reasons dogs visit emergency veterinary clinics in Australia? 

There are few reasons for this, first, if you feel your dog is scratching more than normal or if your dog’s skin looks red, swollen or has sort of lumps and more.

 Allergies are one of the top causes of ailment requiring a dog owner to seek medical attention for his/her dog. 

Like people, dogs can become sensitive to many things that are present in the environment that they inhabit. 

To be able to identify the symptoms of an allergic reaction, and the measures that should be taken should go a long way in preventing other health complications. 

This in-depth article will assist with clarifying how to detect, understand, and treat an allergic episode in your pet. 

What Is An Allergic Reaction?

An allergic reaction is a condition that is developed after the immune system of a dog overactivity to a substance it considers dangerous. This substance, referred to as the allergen, may be something that is normally not dangerous but may include for instance pollens or foods. 

When the immune system discovers an allergen, they emit certain cells that trigger the production of fluids that cause inflammation thus; the manifestation of itching inflammation and redness. The sensitisation reactions may be brought about by inhalation, ingestion, injection or through contact with the skin by an allergen. 

Some Of The Reasons You Should Learn About Common Allergic Reactions In Dogs

Allergens can be of many types and dogs are no exception; they can also be allergic to many things. 

The most common causes include:: 

  • Environmental Allergies: Airborne agents such as dust, pollens, grass, mould etc. , may induce allergic responses on inhalation or ingestion or when applied on the skin surface. 
  • Insect Bites: Bee and wasp stings are among the most common insect-related allergic reactions in dogs. 
  • Chemicals: Some of the products such as the household cleaners and air fresheners contain allergens that they can expire to dogs. 
  • Medications: There are dogs that may have adverse reactions to antibiotics, tick and flea prevention products or immunisation. 
  • Food Allergies: Some proteins or carbohydrates may provoke an allergic reaction in a dog, but the cases are rather rare. 
  • Flea Allergy Dermatitis (FAD): Flea bites are also very itchy because the saliva of a flea is an allergen.

Signs And Symptoms Of Allergic Reactions

Allergic reactions can manifest in various ways, depending on the severity of the reaction. 

Here are the key symptoms to watch for:

Mild to Moderate Reactions:

  • Sudden or increased itchiness
  • Hives, welts, or rashes
  • Redness of the skin
  • Swelling, especially around the face
  • Runny eyes or nose
  • Sneezing
  • Ear infections or excessive ear scratching

Severe Reactions (Anaphylaxis):

  • Difficulty breathing
  • Vomiting or diarrhoea
  • Pale gums
  • Weakness or collapse
  • Seizures
  • Loss of consciousness

It’s crucial to note that even mild symptoms can progress rapidly to severe reactions, especially with repeated exposure to the allergen.

What To Do If Your Dog Has An Allergic Reaction?

If you suspect your dog is having an allergic reaction, take these steps:

  1. Stay calm but act quickly.
  2. Contact your veterinarian or the nearest emergency animal hospital immediately.
  3. Do not administer any human medications without veterinary guidance.
  4. If possible, try to identify and remove the potential allergen.
  5. Monitor your dog’s breathing and overall condition while en route to the vet.

Veterinary Treatment For Allergic Reactions

When you take your dog to the vet for an allergic reaction, the treatment will depend on the severity of the symptoms:

Mild Reactions

  • Antihistamines: To reduce itching and swelling.
  • Anti-inflammatories: To alleviate discomfort.
  • Pain relief: Particularly for reactions caused by insect stings or bites.

Severe Reactions

  • Intravenous fluid therapy: To treat shock and improve blood flow to vital organs.
  • Adrenaline: To constrict blood vessels, relax lung muscles, and reduce swelling.
  • Oxygen therapy: For breathing difficulties.
  • Medications: To stop vomiting and stabilise blood pressure.
  • Hospital monitoring: In severe cases, your dog may need to stay in the hospital for observation.

Preventing Allergic Reactions In Dogs

While not all allergic reactions can be prevented, there are steps you can take to reduce the risk:

  • Avoidance of Allergens: In case of recurring allergies in your dog, your vet can conduct tests to know the exact allergens.
  • Environmental Control: Cleanliness in the dog areas should be strictly maintained with non-toxic cleaning agents.
  • Regular Bathing: Discuss with your vet the best shampoo for your dog to reduce the amount of allergens on their coat and skin.
  • Dietary Control: In the case of food allergy, your vet may order a hypoallergenic diet.
  • Medical Interventions: Your vet may prescribe continuous treatments in the form of anti inflammatory therapy or desensitisation injections in severe cases of allergies.

Take Action For Your Dog's Health

Allergic reactions in dogs could be deadly serious and so require prompt attention. SAI Veterinary Hospital will care for your pets with expert professional advice to understand and manage these problems. The signs related to an allergic reaction on your dog will not be ignored, delaying treatment. 

Our efficient team is available 24*7 to give the required treatment and aid. Be it a sudden emergency or long-term management, our team is ready to give your pet the best possible care. Call for an appointment or contact us in times of emergency.