For example, dizziness from low blood pressure is usually easy to correct and causes no long-term effects in many people. Dizziness due to a brain tumor may cause death. Dizziness is not contagious and usually poses no risk to others. However, those who are dizzy may injure others. For example, a person who becomes dizzy while driving a car may have an accident.
Treatment is directed at the cause of the dizziness.
Examples include antihistamines such as diphenhydramine and sedatives such as diazepam. Antibiotics may cause allergic reactions or stomach upset. Surgery carries a risk of bleeding, infection, and allergic reaction to the anesthesia . Blood transfusions may cause infections or allergic reactions . If the cause is treated and the dizziness goes away, no further treatment may be needed.