Dizziness in a car is usually motion sickness, which can be relieved by adjusting the seat, diverting attention and taking medication. 1. Adjust the seat: when you are dizzy, you can adjust to the front window position, open the windows appropriately, so that the air inside the car to keep circulating, to reduce the stimulation of gasoline odor. 2. Shift attention: Try not to read books or cell phones while sitting in the car, reading a cell phone or reading a book while sitting in the car can easily lead to vestibular nerve stimulation and dizziness, you can look out the window, you can also find friends to chat, to divert their own attention and improve the phenomenon of dizziness. 3. Taking medication: If the symptoms are more serious or last a long time, you can take antihistamines such as teicoplanin and diphenhydramine under the guidance of a doctor, or you can use scopolamine patches behind the ears to help prevent nausea, vomiting and other symptoms. Dizziness in the car may also be other conditions, such as the existence of its own vertigo or cerebrovascular disease, such as dizziness is severe, or the combination of limb weakness, numbness and other symptoms, as well as get off the bus after the persistent dizziness, it is recommended to consult a doctor in a timely manner, to clarify the diagnosis, standardize the diagnosis and treatment.