how much benadryl to give a 50 lb dog

Best answer


You should give50 mgof Benadryl to a 50 lb dog, either as two 25 mg tablets, four 12.5 mg chewable tablets, or 20 ml of a Benadryl liquid form (12.5 mg/5 ml). How often can I give my dog Benadryl? You should give your dog Benadryl two to three times a day, or in other words – every 8-12 hours. Do not exceed this limit.

People also ask


  • What is the maximum dosage of Benadryl for dogs?

  • The maximum dosage of Benadryl for dogs is 25mg per every 10lbs. To give an example, if you were to give a 90lb dog two 25mg doses they would overdose the dosage by 50%.

  • 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.

  • How many Benadryl 25MG tablets can you take in one day?

  • 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.

  • Can I euthanize my Dog with Benadryl?

  • So, to effectively euthanize your dog with Benadryl, you may have to give a much higher dosage than this. Since all studies are done with IV dosages, the oral dosage could be even higher. There are much better ways to euthanize your dog than by giving them a large amount of Benadryl.