How much Benadryl can I give my 80lb dog?

A standard dose of Benadryl for dogs is one mg per one pound, or 2.2 mg per one kilogram. If you prefer to use pounds, multiply the dog's weight by 1 mg: dog's weight in lb × 1 mg.


How much Benadryl can an 80 pound dog have?

Benadryl Tablets

According to the Merck Veterinary Manual, the standard dose for Benadryl is 2-4 milligrams per kilogram of body weight, or 0.9-1.8 milligrams (mg) of Benadryl per pound. Therefore, a simple and practical dose is 1 mg of Benadryl per pound of your dog's weight, given 2-3 times a day.

Can I give my 80 lb dog 25 mg of Benadryl?

Benadryl Dose for Dogs

As a general rule of thumb, use 1 milligram per pound of your dog's body weight. For example, a 50-pound dog would be given two 25 milligram tablets. Small dogs under 25 pounds can be given children's liquid Benadryl.


How much Benadryl can I give my 90 pound dog?

A normal Benadryl dosage for dogs is between 0.9 to 1.8 milligrams of Benadryl for each pound of weight. For liquid Benadryl, you should use 0.4 ml per pound of weight. You shouldn't give them more than two to three doses a day.

Is 100mg of Benadryl too much for a dog?

Benadryl dosage for dogs.

According to the Merck Veterinary Manual, the safe dosage is 2-4 milligrams of medication per kilogram of weight, or 0.9 to 1.8 milligrams per pound.


Benadryl For Dogs? Dr. Dan Explains



Can too much Benadryl hurt a dog?

Can Dogs Overdose on Benadryl? Yes, it is possible for a dog to ingest or be given a dangerous dose of Benadryl. Thankfully, if treated promptly by a veterinarian, Benadryl toxicity generally has an excellent outcome in healthy animals.

How many Benadryl is too much for a dog?

While there are general guidelines for the correct dosage of Benadryl for dogs, we always recommend consulting your veterinarian first. That said, the general guideline is 2-4 milligrams per kilogram of body weight or 0.9 to 1.8 milligrams per pound given three times per day.

How fast does Benadryl work on dogs?

It will usually take 30 minutes for Benadryl to take full effect, and you want your pup calm and anxious-free. In terms of what form of Benadryl, that's entirely up to your vet. It doesn't really matter if you use the brand name medication or not.


Will Benadryl make my dog sleepy?

One of the side effects of Benadryl is drowsiness, which helps to calm anxious dogs. The Merck Veterinary Manual states that diphenhydramine may relieve symptoms of mild-to-moderate anxiety in pets associated with travel. It also may help relieve motion sickness.

Will a 25mg Benadryl hurt a dog?

Benadryl is safe to give your dog for allergies, anxiety, motion sickness, and vaccine side effects. Though a typical Benadryl pill is 25 mg, you should only give your dog 0.9-1.8 mg per pound of weight. Make sure that the Benadryl you're giving your dog only contains diphenhydramine.

Is 50mg of Benadryl too much for a dog?

Official answer. 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. Benadryl tablets are available in 25mg and 50mg strength.


How long does 25mg Benadryl last in dogs?

Dr. Selmer: In dogs, the effects of Benadryl usually last 8 – 12 hours.

What are the side effects of Benadryl in dogs?

Side Effects Of Benadryl For Dogs
  • Drowsiness.
  • Dry mouth.
  • Urinary retention.
  • Hypersalivation.
  • Increased heart rate.
  • Rapid breathing.


What type of Benadryl is safe for dogs?

Unlike many other human medications that have potential for causing serious harm, oral Benadryl has a wide margin of safety. But before you grab for the Benadryl, always check the label to make sure it doesn't contain xylitol, an artificial sweetener that is dangerous for dogs.


How do I know if I give my dog too much Benadryl?

If your dog eats too much Benadryl, call the emergency vet or poison control hotline at (888) 426-4435 right away. Symptoms of overdose include dilated pupils, constipation, rapid heartbeat, behavioral changes, and seizures.

Will Benadryl make my dog stop itching?

Allergies: Benadryl can help treat and prevent allergic reactions in dogs. It also eases the symptoms of allergies, including sneezing, watery eyes, itchy skin, and runny nose. Insect bites: Benadryl can help ease the swelling and itchiness that often accompany insect bites.

What's the best antihistamine for dogs?

Antihistamines for Skin Allergies in Dogs
  • Diphenhydramine (Benadryl): 1mg per pound (one 25mg tablet for a 25lb dog) twice. ...
  • Cetirizine (Zyrtec): ¼ – ½ mg per pound (one 10mg tab per 30-40 lbs) twice daily.
  • Loratadine (Claritin): ¼ mg per pound (half of a 10mg tablet per 20 lbs) once daily.


Is Benadryl or Zyrtec better for dogs?

Other safe antihistamines for dogs include Claritin (loratadine) and Zyrtec (cetirizine). They produce less sedation than Benadryl does but could still make your dog drowsy. Warning: Make sure your OTC allergy medicine only contains antihistamine.

Which is better for dog allergies Benadryl or Claritin?

Much like Benadryl, the drug Claritin is used most commonly for dogs suffering from allergies. However, unlike Benadryl with the active ingredient diphenhydramine, Claritin's active ingredient loratadine does not induce fatigue. Because of this trait, it is often a popular choice in the treatment of allergies.

What is a natural antihistamine for dogs?

Quercetin: A Natural Antihistamine For Dogs

Are you looking for a natural anti-histamine for dog allergies? Quercetin is a bioflavonoid that acts as an antihistamine for dogs and has antioxidant and anti-inflammatory properties. Many veterinarians suggest Benadryl or Apoquel for allergies in dogs.


What helps dogs with excessive itching?

How to Treat Your Dog's Itchy Skin
  1. Over-the-counter shampoos and oils. Treatments like coconut oil and itch-relief shampoos only provide temporary relief. ...
  2. Antihistamines. ...
  3. Prescription steroids.


Does Benadryl calm dogs?

You may have heard that Benadryl can be used as a sedative to calm your dog while traveling or during fireworks or thunderstorms. It's true that Benadryl may alleviate symptoms for some dogs, but the sedative effects are mild and not nearly as pronounced in dogs as they are in people.

Is it OK to give dogs Benadryl every day?

Benadryl Dosage for Dogs

If your dog experiences seasonal allergies, your vet may recommend administering Benadryl on a regular basis. Some dogs may even take Benadryl once daily as a long-term therapy to mild allergies.


Do vets recommend Benadryl for dogs?

Benadryl is typically recommended by veterinarians for dogs experiencing mild allergic symptoms caused by insect bites or stings, medications or vaccinations. It can be given to dogs prior to vaccination for those who typically experience a reaction.