injuries poisoning
Motion Sickness
Key Points
Motion sickness is triggered by excessive stimulation of the vestibular system or conflicts among proprioceptive, visual, and vestibular sensory inputs. The diagnosis, based on clinical findings, is usually straightforward. Medication therapy is more effective prophylactically and usually involvesscopolamineor an antihistamine. Once vomiting has started, serotonin antagonist antiemetics are preferred. To minimize motion sickness, it is recommended that people seek the position in the vehicle least subject to motion, sleep when possible, obtain adequate ventilation, and avoid alcohol and unnecessary food and drink. 