Dramamine for Dogs: Dosage Calculator
Dimenhydrinate (Dramamine Original) is used off-label for car sickness in dogs. The published veterinary range is about 4–8 mg/kg every 8 hours, given 30–60 minutes before travel.
Enter your dog's weight to see the published reference range. Used for motion sickness on car or boat trips.
How "mg per kg" dosing works
Dramamine "Less Drowsy" is meclizine, a different drug with a different dose; this calculator does not cover it. Ask your vet which to use.
Vets dose by body weight because the same amount of drug is spread through a bigger or smaller body. Drag the weight to see how the reference range and the number of tablets move together, and why a tablet sized for a 70 kg adult human can be a big dose for a small pet.
Range 54.4–108.9 mg = 1–2.25 tablets of Dramamine Original, 50 mg. For comparison, a typical adult human dose is based on about 70 kg.
Warnings before giving Dramamine
- Drowsiness and dry mouth are expected; some dogs become agitated.
- Your vet can prescribe maropitant (Cerenia), which is licensed for motion sickness in dogs.
- Check chewables for xylitol.
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Questions owners ask
How much Dramamine can I give my dog?
The reference range for dimenhydrinate is about 4–8 mg/kg every 8 hours. A 25 lb (11 kg) dog comes to roughly 45–90 mg. Confirm with your vet, and note that "Less Drowsy" Dramamine is a different drug.
Is Dramamine or Benadryl better for car sickness in dogs?
Dimenhydrinate is essentially diphenhydramine combined with a mild stimulant. Vets often prefer a licensed anti-nausea drug such as maropitant for dogs that get sick on every trip.