actually, for you budding homeopaths...
Candied ginger is better absorbed, and faster working than:
(all for motion sickness)
1 good sized piece before travel (30 mins or so prior to getting int the boat, train, plane or car) is good, and....probably healthier than all the drugs... (in moderation, of course....oh... and, no drowsy side effects!)
Plus, it leaves your breath smelling nice!