Itchy skin is one of the most common reasons dogs (and even cats) visit the vet. From constant scratching and licking to red, irritated skin and hair loss — chronic itchiness can make life miserable for both pets and their owners.

If your pet’s scratching is keeping you up at night or you’ve noticed them chewing at their paws, it’s time to find out what’s behind the itch.

Common Causes of Itchy Skin in Pets

There are many different reasons why your dog or cat might be itchy, and identifying the cause is essential for effective treatment.

1. Fleas and other parasites

Even a single flea bite can cause intense itching, especially in pets with flea allergy dermatitis. Mites and lice can also irritate the skin and cause similar symptoms. Regular parasite prevention is key - even for indoor pets.

2. Environmental allergies (Atopic dermatitis)

Just like people, pets can be allergic to pollen, grasses, moulds, and dust mites. These allergies often flare up during spring and summer and may cause your pet to chew their paws, rub their face, or develop recurrent ear infections.

3. Food allergies or intolerances

Certain proteins or additives in food can trigger allergic skin disease in dogs and cats. Common culprits include beef, chicken, dairy, wheat, or soy. A veterinary-supervised elimination diet is often needed to confirm a food allergy.

4. Skin infections

Bacterial and yeast infections often develop secondary to scratching and inflammation. They can make the itch worse, creating a vicious cycle. Signs may include a musty odour, redness, scabs, or greasy skin.

5. Dry or irritated skin

Low humidity, frequent bathing, or harsh shampoos can strip natural oils from your pet’s coat, leaving the skin dry and itchy. Using a veterinary-approved moisturising shampoo and omega-3 supplements can help restore skin health.

6. Hormonal or metabolic conditions

Endocrine diseases such as hypothyroidism or Cushing’s disease can also cause skin and coat changes. These often occur in middle-aged or senior pets and require blood testing to diagnose.

When to See the Vet

If your pet has been itchy for more than a few days, or if you notice red skin, hair loss, ear infections, or changes in their coat, it’s time for a veterinary assessment. Early intervention can prevent chronic skin damage and help your pet feel more comfortable, faster.

At McLaren Vale Veterinary Surgery, our experienced vets can help identify the underlying cause of your pet’s itch and tailor a treatment plan that may include:

• Parasite control programs

• Specialised diets or allergy testing

• Medications such as Apoquel® or Cytopoint®

• Antifungal or antibiotic treatments

• Soothing medicated shampoos and supplements

Let’s Help Your Pet Feel Comfortable Again

No pet should have to suffer from constant itching. If your dog or cat is scratching, licking, or losing hair, book a consultation with our friendly team today.
We’ll work with you to find the cause and keep your furry friend’s skin healthy and itch-free.

Call (08) 8323 8522 or book online.