how much benadryl can you give a dog

Best 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.

People also ask


  • How much Benadryl can I give my Dog for allergies?

  • 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鈥檚 weight, given 2-3 times a day.

  • What is the best time of day to give a dog Benadryl?

  • For example, a 10-pound dog might receive a 10 mg dose in the morning, afternoon, and evening. Most diphenhydramine (Benadryl) tablets are 25 mg, which would be the appropriate size for a 25-pound dog.

  • What size Benadryl tablets for a 25-pound dog?

  • Most diphenhydramine (Benadryl) tablets are 25 mg, which would be the appropriate size for a 25-pound dog. Smaller dogs will require you to cut or divide these 25-mg pills.

  • How much Benadryl should I take?

  • Top Tools Guides 1 Benadryl is an antihistamine, blocking the H-1 receptors on smooth… 2 Benadryl is contraindicated with certain conditions,… 3 The standard dosage for oral Benadryl is 1 mg per pound…