How much Benadryl is safe for a dog? Essential Tips

Benadryl tablets are available in 25mg and 50mg strength. If you were using the Benadryl 25mg tablet you could give 1 to 2 tablets up to three times day.

Benadryl dosage for dogs – Ive heard that you can give benadryl to a dog, so how much should I give to my dog with allergies – weighs around 25 lbs.

It is worth noting a vet should be consulted to reassure you that your dogs symptoms are not indicative of something more serious.

Benadryl is an antihistamine. Its active ingredient is diphenhydramine. Diphenhydramine can be given to dogs for a variety of reasons. It can be used for allergic respiratory disease, cough, pruritis (itchy skin) due to allergy, motion sickness, and mild sedation. It should not be used if your dog has urinary retention, glaucoma or hypertyroidism. Side effects include drowsiness and CNS depression (Impaired thinking and perception, decreased heart rate, slow breathing)

The general dose of Benadryl (diphenhydramine) is 2 to 4 mg/kg up to three times day. If your dog weighs 25 lbs (11.3 kg) the dose of Benadryl would be 22.6mg to 45.2mg up to three times a day.

When to call your vet. In an emergency, you should always call your vet first. Your dog may experience anaphylactic shock from their allergies, or in rare cases, from Benadryl itself. Call the vet immediately if your dog is:Â

Benadryl overdose. Ignoring any of these guidelines can lead to an overdose of diphenhydramine, with symptoms ranging from seizures to respiratory failure to a coma, depending on the size of the overdose. If you believe your dog has overdosed on Benadryl, contact your vet immediately and follow their instructions for emergency treatment.

Risks of Benadryl for dogs. While the right dose of Benadryl is safe for most dogs, occasionally a dog may be allergic to the medication itself. An allergy to diphenhydramine will have similar symptoms to other allergies, including:

These may be signs of a serious allergic response that needs immediate treatment. Similarly, if your dog has been bitten by a snake or stung by an unfamiliar insect, call your vet immediately to ensure your dog has not been poisoned.Â

Dogs are curious and energetic, so it’s inevitable that some of them will wind up in some sticky situations. From running through some poison ivy to getting stung by a bee, there are plenty of problems that can lead to your dog feeling itchy, uncomfortable, and swollen from an allergic reaction.Â

Natural Alternatives to Benadryl

If you’re uncomfortable giving your dog Benadryl for their seasonal allergies, environmental allergies, insect bites, hives, general itchiness, there are a handful of natural alternatives.

Benadryl For Dogs? Dr. Dan Explains