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Understanding Allergies in Dogs and Cats

August 8, 2025

Allergies in dogs and cats can cause more than just occasional scratching—they can lead to chronic discomfort, skin infections, and reduced quality of life. At Clyde’s Animal Clinic in Mattoon, IL, our veterinarians work with pet parents throughout Mattoon and surrounding Coles County to identify allergy triggers and provide effective relief for their four-legged friends.

Signs of allergies in pets can range from itchy skin to digestive issues, and they may be caused by environmental allergens, food sensitivities, or even flea bites. Managing pet skin allergies requires a careful approach, including identifying triggers, treating flare-ups, and preventing future reactions. Seasonal allergies in dogs and cats are also common, especially during spring and fall, and may require special care at certain times of the year.

Common Types of Pet Allergies

Flea Allergy Dermatitis

A single flea bite can cause intense itching in allergic pets. Preventive flea control is essential year-round.

Environmental Allergies

Pollen, dust mites, and mold can trigger sneezing, watery eyes, and skin irritation.

Food Allergies

Certain proteins—like chicken, beef, or dairy—can cause chronic itching, ear infections, and gastrointestinal issues.

Signs of Allergies in Pets

  • Persistent scratching or licking
  • Hair loss or bald spots
  • Red, inflamed skin
  • Chronic ear infections
  • Sneezing or watery eyes

Cats may overgroom, while dogs often chew on their paws. You can read more about seasonal allergies in pets at the Animal Humane Society website here. Purdue College of Veterinary Medicine has some helpful information about pet allergies on their website here.

Diagnosing Allergies

Our veterinarians use a combination of medical history, physical exams, and diagnostic tests to pinpoint the cause. This may include skin scrapings, blood tests, or elimination diets.

Managing Pet Skin Allergies

Short-Term Relief

  • Medicated shampoos to soothe skin
  • Antihistamines or anti-itch medications as prescribed
  • Topical sprays to reduce inflammation

Long-Term Solutions

  • Consistent flea prevention
  • Hypoallergenic diets for food sensitivities
  • Allergen avoidance strategies for environmental triggers

Seasonal Allergies in Dogs and Cats

Spring and fall can bring an increase in airborne allergens. For pets with seasonal allergies:

  • Bathe regularly to remove pollen from fur
  • Wipe paws after walks
  • Use air purifiers indoors

FAQs About Pet Allergies

Can allergies be cured in pets?


No, but symptoms can be managed effectively with the right plan.

Is it safe to give my pet human allergy medication?


Never give medication without veterinary approval—doses differ for pets.

Do indoor pets get environmental allergies?


Yes—indoor allergens like dust and mold can cause symptoms year-round.

Visit Our Mattoon Vets for Allergy Relief

If your furry friend is scratching more than usual, it might be time for an allergy check. At Clyde’s Animal Clinic in Mattoon, IL, we offer tailored treatment plans for allergies in dogs and cats, helping them live more comfortably. Are you looking for a great veterinary clinic in Mattoon, IL? You could search for a vet near me, but we invite you to call Clyde’s Animal Clinic today to schedule an allergy consultation.

This blog is for informational purposes only. Always consult your veterinarian for advice, diagnosis, or treatment tailored to your pet’s needs.

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