[header] How to deal with motion sickness on rides [title] Get some over-the-counter dramamine. [step] Dimenhydrinate (dramamine, but brand names vary) is an antihistamine drug that can be purchased at most grocery stores and pharmacies. These drugs block receptors in the brain associated with nausea and vomiting. 
You can purchase dramamine in two tablet forms-drowsy and non-drowsy. Non-drowsy is best for amusement parks.