Benadryl for dogs

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Benadryl for dogs March 1st, 2018

Benadryl for dogs

Benadryl is an anti-allergic drug, commonly known as antihistamine. This over the counter “human drug” is actually very effective in reducing the symptoms of allergies in dogs.

Is it safe?

It is natural to feel curious as to why a human drug is being recommended to treat your canine friend. This is because the drug has been found to be effective on your dog’s allergies, insect bites and itches.

Most antihistamine drugs may not be ingestible for your pet, but diphenhydramine is an active ingredient in Benadryl which makes it safe for pet use. This ingredient affects the allergy causing chemical known as histamines to alleviate the symptoms, such as runny noses, watery eyes, rashes, itching and motion sickness.

This also relaxes your pets mind and body so it can sleep well. The medication reduces anxiety and stress in your pet and helps them fall asleep faster.

The purpose of Benadryl

puppyDogs are prone to allergies as much as humans, in fact they come in contact with allergens quite a bit due to all their sniffing. Dogs are susceptible to experiencing Itching, coughing, hives, sneezing, inflammation and swelling, runny nose, watery eyes and redness in their eyes. These can be signs of allergic reactions that can be treated with Benadryl. Diphenhydramine in Benadryl helps eliminate these symptoms and ease your furry friend’s condition.

Treat bites

Dogs are wanderers and getting bit by an insect is a common occurrence. Benadryl can be administered to reduce the swelling and inflammation caused by the bite. It will also help counter any anaphylactic reaction that your pet may experience as a result of the bite.

Reduce Anxiety

Besides allergies, diphenhydramine is also effective in reducing anxiety. While drowsiness is seen as a side effect of this drug in other conditions, it is very effective in treating a dog that is anxious. This drug can be administered to help the dog relax and calm down. Anxious dogs can be harmful to themselves and anyone around them hence, Benadryl is very useful

What else?

There are a number of conditions and symptoms that can be treated using Benadryl. This also comes in handy if you are traveling with your dog. Motion sickness during plane and car rides can be treated using Benadryl.

Benadryl is also administered as a therapy medication for various medical conditions such as heart worm and tumors. This help control the release of histamine in the body due to cell degranulation.

Are there any side effects?

doggieDrugs can have side effects, and Benadryl like any other drug can cause a few reactions. But to avoid adverse effects from plaguing your dog, you can always begin the dose by consulting a vet. Getting a consultation and recommendation for the dose that needs to be administered certainly reduces any chances of side effects. If your dog is already suffering from any medical conditions such as pregnancy, heart conditions, prostatic hypertrophy, bladder neck obstruction or angle-closure glaucoma you need to consult the vet before giving your dog any other drug.

Once your dog has been cleared to consume Benadryl, there are a few common symptoms that may be side effects of Benadryl. These side effects include an increased heart rate, rapid breathing, hypersalivation, sedation, urinary retention, dry mouth and drowsiness.

There certain rare side effects that may be a result of Benadryl such as vomiting, increased or decreased appetite and diarrhea. However, there is a very slim chance that this will happen.


Drug dosage depends on a number of factors such as your dog’s age, size, breed, activity level and so on. The best way to stay safe is to consult a local veterinarian before treating your dog. It is also necessary that you observe your dog closely for 1-5 hours of administering the medicine.