Why do vets recommend Benadryl for dogs?

Mild sedation: Benadryl can have a mild sedative effect on dogs, which can help reduce anxiety or promote relaxation. Prevention of acute allergic reactions: In some cases, Benadryl may help prevent or manage acute allergic reactions, such as those that can occur after a bee sting or exposure to an allergen.



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If using Benadryl as a mild sedative for motion sickness or any sort of thunderstorm or travel anxiety, it's best to think ahead so you can plan out when you give it to your doggo. It will usually take 30 minutes for Benadryl to take full effect, and you want your pup calm and anxious-free.

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Dogs can be given Benadryl® every eight to 12 hours (two to three times a day).

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In living animals, hyperactivity, depression, hypersalivation, tachypnea, and tachycardia are the most common signs reported with ethanolamine-based antihistamines, usually occurring within 1 h of exposure (10). With overdose, dogs may also exhibit mydriasis, dry mucous membranes, disorientation, and fever (10).

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