Get Your Dog Care Questions Answered by Experts
Are you wanting to give this to him for all short trip or one long trip?
Thank you for that information,
while you can give a dog dramamine it is not without side effects and should not be used for frequent short trips. I will direct you to a site that goes over side effects and dosing. http://www.petplace.com/drug-library/dimenhydrinate-dramamine/page1.aspx
You may also want to talk to your vet about using the drug ACE . You can read about it here. http://www.petplace.com/drug-library/acepromazine-promace-aceproject/page1.aspx
It may help for you to get her better used to the car by doing it in small increments.