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Everything You need to Know About Zyrtec Dose for Dogs

Can dogs take Zyrtec? Yes, just like humans, pets also get allergic to certain substances in the environment like pollen, dust particles, and plants. Most the allergies in dogs result in itchy eyes, runny noses, or full of rashes in their body. You will often find them scratching their ears or head if they are full of allergies. Change of location can make your dog prone to different types of allergies. However, allergies can affect your dog anytime and anywhere in its life. You will not find any exact cure for allergies, but there are medications available that help make the symptoms mild. It will keep your dog comfortable for a few hours in the allergy season. Know how much Zyrtec can i give my dog for allergies and its side effects and all.

What Does Zyrtec Do For Dogs?

It is generally an antihistamine medicine, which helps control the amount of histamine in your dog’s body. It reduces the symptoms of allergies such as itching, swelling, or any other symptoms that your dog is experiencing. Veterinarians recommend this medicine for allergies those result in itchiness, hives, and several infections from insect bites. Other medicines are present on the market, but Zyrtec can subside the symptoms in less time.

It stays active for up to 24 hours, making it the best medicine during the spring season. The medicine is extremely potent and delivers excellent results for atopic dermatitis.
When your dog goes through infection of bug bites or stings, injecting histamine can reduce inflammation and allergic reaction in the body. This medicine is very efficient in managing the body’s immune system and combats any allergic reaction.

Zyrtec Side Effects in Dogs

Is Zyrtec safe for dogs? The proper dose of Zyrtec must given to the canines in order to avoid side effects. It is considered one of the safe medicines for your dog suggested by veterinarians. Remember that it is such a medicine that it can result in severe side effects if overdosed. Dogs can tolerate the medicine until they are free from allergies. Research showed that dogs could even tolerate 200-x time’s medicine than the normal one prescribed for humans. They did not show any health impacts for that. You should stay within the limit to avoid any side effects. Without consultation from a veterinarian, never administer the medicine.

One of the side effects of using Zyrtec is drowsiness among the dogs. Even though it is rare, it can come up due to an overdose of medicine. Dogs coming from smaller breeds are susceptible to these side effects but get used to it after many dosages. Some other side effects can be-

  • Urine retention
  • Vomiting
  • Constipation
  • High pressure
  • Excessive formation of saliva
  • Difficulty in breathing
  • Impulsive response

Dogs cannot communicate any problem to you: keeping an eye on them after given medicines. Zyrtec-D should be avoided because of the presence of pseudoephedrine. This synthetic ingredient increases blood pressure levels and stimulates seizures in your dog.

How Much Zyrtec Can I Give My Dog?

If you are new to pet parenting and not sure about what is the correct zyrtec dosage for dogs? We are here to help you.

  • It is recommended to consult your veterinarian before giving zyrtec dosage for dogs because only doctors can suggest the exact dosage depending upon the situation.
  • Generally, it is assumed that one tablet per day is safe for your dog, but the amount can vary depending on the signs or symptoms and their seriousness.
  • Veterinarians suggest 0.5mg Zyrtec dosage for dogs by weight (pounds). Dosage and guidelines are determined by the kind of allergy you are trying to combat.
  • Tablets are suggested to feed your dog directly through their mouth. If proper dosages are given, then the side effects will be minimal. However, if medicines are given too high, it will worsen the symptoms.
  • The medicine can easily be given to your dog by keeping it inside their treatment. You can see visible improvement within 1-2hours. If you miss giving any dose, make sure to give the next one at the correct time. Never give extra or overdose on your dog at the same time.

Zyrtec Alternatives for Dogs

There can be situations where your dog cannot consume Zyrtec or has adverse reactions after taking it. In that case, you should prefer some natural form of allergy treatment that is more viable compared to high medications.

#1 CBD Oil

There is a natural medicine other than Zyrtec known as CBD. Research over several years has shown that Cannabidiol has a significant positive impact on the well-being of your dog. It is available in the form of treats, oils, or chews. You need not worry about the process of hiding the medicine inside the food or any negative side effects for it. Cannabidiol is a popular medicine for treating dry and itchy skin, dull coats, allergies, etc. The health of your dog’s skin is improved, and you can get rid of dandruff or shedding in their coat. There are plenty of natural supplements available, acting as a natural remedy. These suit all animals because of the natural ingredients and fewer side effects. 

#2 Coconut Oil

Coconut oil is an excellent alternative given to your dog because it contains high amounts of lauric acid. This acid helps in relieving itchy skin and soothes it. You can apply it by rubbing it on your dog’s coat or mixing them inside the food. Always try to use a small amount of coconut oil. You can get effective results by mixing coconut oil with CBD. It will make your dog relax. 


Many people may think giving Zyrtec for dog allergies is strange, but it is proven effective. It helps your pet to recover from several symptoms. Side effects, which are shown, are minimal, whereas positive effects are displayed quickly. It is advisable to discuss with your veterinarian before giving Zyrtec to your dog because they can recommend a proper dosage. Avoid giving Zyrtec-D to your dog by any means. You should monitor their symptoms and the effects of medicines after and before giving medicines. If the symptoms or signs of improvement worsen, immediately consult a veterinarian.