The "white pill" most commonly associated with motion sickness is Meclizine, which is the active ingredient in brands like Dramamine Less Drowsy or Bonine. Meclizine is an antihistamine that works by reducing the activity in the part of the inner ear that senses motion, thereby preventing the nausea and dizziness caused by travel. It is widely preferred over the "Original Formula" Dramamine (Dimenhydrinate) because it causes significantly less sedation, allowing travelers to remain alert. In 2026, these pills are available over-the-counter and are usually taken one hour before travel begins. Another common white pill is Scopolamine, though this is more frequently administered as a transdermal patch behind the ear; however, oral tablets do exist in some regions. For severe cases, a doctor might prescribe Promethazine, which is also a small white tablet, though it is much more potent and can cause heavy drowsiness. Always verify the specific name on the packaging, as many medications come in white pill form, and consult with a pharmacist to ensure it does not interact with other medications you may be taking for your journey.