Motion sickness nausea is mainly considered to be caused by motion sickness, mainly due to the patient in the process of traveling by car, vestibular nerve dysfunction caused by. Generally patients can be relieved soon after leaving the disease-causing environment. If the symptoms of motion sickness and nausea are heavy or last for a long time, it is recommended to apply anticholinergics, antihistamines and gastrointestinal dynamics under the guidance of a doctor for treatment. 1. Anticholinergics: such as atropine, scopolamine, etc., can inhibit the body’s intestinal smooth muscle spasm, improve nausea, vomiting and other symptoms. Glaucoma, prostate hypertrophy patients prohibit such drugs. 2. Antihistamines: such as promethazine, phenylephrine, etc., can effectively prevent and inhibit dizziness, nausea and other uncomfortable symptoms caused by motion sickness. Patients who are allergic to these drugs are prohibited. 3. Gastric stimulants: such as domperidone, mosapride, etc., can promote gastrointestinal emptying, but also help to relieve vomiting, nausea and other symptoms. They are contraindicated in patients with a history of allergy to these drugs. Domperidone is also contraindicated in patients with moderate to severe hepatic insufficiency and gastrointestinal bleeding. After the application of the drug, some patients may experience dry mouth, drowsiness, skin rash and other adverse reactions, so once the nausea is not relieved after getting off the car, you must go to the hospital as soon as possible and follow the doctor’s instructions to apply the drug treatment.