When should you take cyclizine?

Cyclizine is an antihistamine medication used to prevent or treat nausea, vomiting, and dizziness caused by motion sickness. It is also sometimes used to treat nausea and vomiting caused by other conditions, such as pregnancy, chemotherapy, or radiation therapy. Cyclizine is typically taken orally, 30 minutes to 1 hour before travel or before the onset of symptoms. it may be taken up to 4 times daily, or as directed by a doctor.