Benadryl Dosage For Dogs Why Should Dogs Take Benadryl?

Many people all over the world have pets. Most of them like dogs as their pet. Having a dog as a pet is an honor as it loves you, cares for you and is loyal to you. The loyalty of dogs cannot be questioned as there are too many examples where they have proved their sincerity to their masters. But what you have to do for them?

Dogs are living things; they eat and breathe like us. They need nutrition like we do. They also need to go to doctors like we go for regular check up. When they got sick, we have to give them medicine which is best for them.

Here, we will get to know whether Benadryl is good for dogs.

How much Benadryl they should take, its side effects and precautions.


Benadryl is an anti allergen. It has DIPHENHYDRAMINE which is the active agent and is responsible for its effects. It is also known as DPH. Benadryl is anti histamine. It hinders H-1 receptors on smooth muscles and blood vessels. H-1 is linked to intracellular G-protein. It activates phospholipase C and phosphatidylinositol signaling pathways. Anti histamine, acting on these receptors is used as anti allergy medicine. Diphenhydramine is the H-1 antagonist. It prevents the uptake of histamine.  Histamine is the substance that causes allergic reactions. It is present in many forms such as cream, gel, stick, spray and also in liquid form.

Benadryl Dosage For Dogs

Why Should Dogs Take Benadryl?

Benadryl is a useful drug and often is given to dogs that are sick. It is given to dogs which show the following signs;

  • Allergies
  • Insomnia
  • Motion sickness
  • Vomiting
  • Indifferent reactions to vaccines
  • Restlessness
  • Itching
  • Sting or bites
Benadryl can benefit the dogs with these problems. It is an effective drug and is accessible.

Why Should Dogs Take Benadryl

How Much Dosage Of Benadryl For A Dog?

Benadryl dosage for dogs depends on the dog’s body weight. Benadryl is an effective drug but the amount of consumption should be measured.

It’s too low dosage is also not effective. So the amount of Benadryl given to dogs should be measured and prescribed.

Dog Benadryl Dosage Chart

The amount of Benadryl in accordance to the dog’s body weight is given below,

1 mg of Benadryl for 1 lb dog’s weight but more convenient amount of dosage suggested by doctors is,

10 mg of DPH for 30 lb dog

25 mg of DPH for 30 to 50 lb dog

50 mg of DPH for 50 or more than 50 lb weighed dog

For every 8 hours

One Dr. also suggested

50 mg of DPH for 50 pounds dogs’ weight every eight hours.

Benadryl will be effective when you will give it to your dog 3 times a day. It starts to work after 30 minutes of consumption.

When your dog has having problem in swelling or its face is swelled and it can’t take Benadryl. You could also inject Benadryl in it.

How Much Dosage Of Benadryl For A Dog

Is It Safe For Dogs To Take Benadryl?

Benadryl is useful and advantageous for your pet dog as it cures many diseases. But is Benadryl safe for dog?

Benadryl is safe for dogs until it is taken in large amounts. Overdose of Benadryl can cause many problems. But if taken in measured amounts which are described by your pet’s trained physician.

25 mg formulation of tablet is better for your pooch.

Never exceed 80 mg dosage for a dog irrespective of its size.

Consult your veterinarian before giving Benadryl to your pet.

Is It Safe For Dogs To Take Benadryl

Benefits Of Benadryl For Dogs

  • Benadryl is antihistamine and it benefits your pet dog in many ways. It gives it relief from many allergic reactions.
  • It is also helpful in motion sickness.
  • It is a mild sedative so helps in insomnia and gives relief by reducing the anxiety.
  • It is anti inflammatory so reduces pain and inflammation during stings and bites.

Benefits Of Benadryl For Dogs

Substitute To Benadryl

Benadryl is effectiveness for a long time period may reduce so you should give your dog drugs that are substitute to Benadryl.

There are many medicines which can work and give the same results as Benadryl gives. These are,

  • Cetirizine
  • Loratadine
  • Chlorpheniramine
  • Pholcodine

These are all good and effective for dogs. These are anti histamines so work like Benadryl and benefit your pet dog.

Benadryl For Dogs - Substitute

Side Effects Of Benadryl

Benadryl is a useful drug but it also has some side effects. When you give your pet dog Benadryl and he shows the following symptoms then you should not be worried as these symptoms are the side effects of Benadryl. Don’t worry about these symptoms these will disappear as soon as the original sickness ends.

These symptoms are listed below,

  • Drooling
  • Excitability
  • Increased breathing rate
  • Reduced rate of urination
  • Dry mouth
  • Diarrhea
  • Depression (tension)
If your pooch shows these symptoms during the period he is consuming Benadryl then you should not make yourself worry and tire yourself by going to different doctors.

Side Effects Of Benadryl

Result Of Taking Overdose Of Benadryl

Benadryl is beneficial for dogs but if your pet dog consumes more dosage of medicine than prescribed then it can be dangerous for it.

If your dog eats too much like 5 or 10 times more than the prescribed dose then you should take it to a trained veterinary doctor.

After taking the high dose of Benadryl your pet dog will not act like itself. It may show signs of high consumption.

  • Distress
  • Extreme lethargy
  • Offensive behavior
  • Trouble breathing
  • Muscle seizures
  • Increase in body temperature

When these signs appear then you should rush to your pet dog’s doctor.

Resuult Of Taking Overdose Of Benadryl

Which Chemical Formulation of Benadryl is Good For Dogs?

Benadryl is an effective drug for dogs when it is composed of diphenhydramine.

Benadryl is also available for human beings; this will not benefit your dog as the active agent gets changed. It contains acetaminophen or pseudoephedrine which is toxic for dogs. Liquid Benadryl has alcohol which is not good for your dog’s health.

Products having artificial sweetness are also not good for your dog.

Benadryl For Dogs - Formulations


  • Benadryl should not be given to the dogs which are pregnant or to diabetic dogs.
  • The dogs having high blood pressure or any heart disease should also not consume Benadryl.
  • Don’t mix other medications with Benadryl.
  • It should not be given to newborn pups.
  • Also, avoid medicines containing camphor as it is not good for your dog.

Benadryl For Dogs - Precautions

VN:F [1.9.22_1171]
Rating: 0.0/10 (0 votes cast)