Patch Advantages This motion sickness patch is characterized by high quality, quick effect and no side effects. They are Lightweight, Easy to Carry Around and Use. Much easier than the pills and without the drowsiness. Put behind your ear or on your navel just 10 minutes before traveling! The effect lasts for 72 hours with no sedative effect and has no adverse effects what so ever! Patch Effect Relieve the vomiting, nausea, dizziness, anorexia, vertigo and other symptoms resulted from sickness of cars, ships, airplanes, trains and other means of transport. Adjust the control of the vagal nerve to gastrointestinal tract, inhibit the motility of the gastrointestinal, thus preventing nausea and vomiting. Additionally, expanding the capillaries of the skin, to improve the micro-circulation of body and increase the amount of oxygen to brain, thus refreshing your brain and relieving nausea.