The other well-known drug used to keep motion sickness under control is scopolamine (Transderm Scop). It's an adhesive patch you put behind your ear a few hours before you think you'll need it. You have to have a prescription to get it.
Motion sickness happens when the movement you see is different from what your inner ear senses. This can cause dizziness, nausea, and vomiting. You can get motion sick in a car, or on a train, airplane, boat, or amusement park ride.
If you're susceptible to motion sickness: Focus on the horizon or on a distant, stationary object. Keep your head still, while resting against a seat back. Don't smoke and don't sit near smokers. Avoid strong odors, spicy and greasy foods, and alcohol. Take an antihistamine, which you can buy without a prescription.
If possible, try lying down, shutting your eyes, sleeping, or looking at the horizon. Stay hydrated by drinking water. Limit alcoholic and caffeinated beverages. Eat small amounts of food frequently.
Motion sickness (travel sickness) is common, especially in children. It is caused by repeated movements during travelling which send strong (sometimes confusing) signals to the balance and position sensors in the brain.
The most common signs and symptoms of motion sickness include: Nausea and vomiting. Pale skin. Cold sweats. Dizziness. Headache. Increased salivation. Fatigue.
The diagnostic criteria for motion sickness and VIMS include adverse reactions elicited during exposure to physical motion or visual motion leading to observable signs or symptoms of greater than minimal severity in the following domains: nausea and/or gastrointestinal disturbance, thermoregulatory disruption, ...
These medications may help: Scopolamine (Transderm Scop). Most commonly prescribed medication for motion sickness. You have to take it before symptoms start.