The FDA has approved the oral substance P/neurokinin-1 (NK-1) receptor antagonist tradipitant (Nereus – Vanda) for prevention of vomiting induced by motion in adults. Tradipitant is the first drug to be approved for motion sickness in more than 40 years. Other oral substance P/NK-1 receptor antagonists (i.e., aprepitant, rolapitant, and netupitant) have been available for years for prevention of chemotherapy-induced nausea and vomiting.

Patients who receive pretravel advice can reduce their risk for many travel-related conditions. Vaccines recommended for travelers are reviewed in a separate issue.

View the Expanded Table: Some Drugs for Altitude Illness, Jet Lag, and Motion Sickness

Patients planning to travel to other countries often ask for information about prevention of diarrhea, malaria, and other travel-related conditions. Vaccines recommended for travelers based on their destination, length of stay, and planned activities were reviewed in a previous issue.