Tradipitant, sold under the brand name Nereus, is a medication used as prevention of vomiting induced by motion (motion sickness).[1] It is a neurokinin 1 receptor antagonist.[1] It works by blocking substance P, a small signaling molecule.[1] VLY-686 was purchased by Vanda Pharmaceuticals from Eli Lilly and Company in 2012.[2]

Tradipitant was approved for medical use in the United States in December 2025.[3]

Medical uses

Tradipitant is indicated for the prevention of vomiting induced by motion.[1]

Society and culture

Tradipitant was approved for medical use in the United States in December 2025.[4]

Names

Tradipitant is the international nonproprietary name.[5]

Tradipitant is sold under the brand name Nereus.[1]

References

  1. 1 2 3 4 5 6 https://www.accessdata.fda.gov/drugsatfda_docs/label/2025/220152Orig1s000lbl.pdf [bare URL PDF]
  2. "Company Overview of Eli Lilly & Co., Worldwide License to Develop and Commercialize VLY-686". Bloomberg Business. Retrieved 16 November 2015.
  3. "Novel Drug Approvals for 2025". U.S. Food and Drug Administration (FDA). 2 January 2026. Retrieved 10 January 2026.
  4. "Vanda Pharmaceuticals Announces FDA Approval of Nereus (tradipitant) for the Prevention of Vomiting Induced by Motion: A Historic Scientific Milestone in the Prevention of Motion Sickness" (Press release). Vanda Pharmaceuticals. 30 December 2025. Retrieved 10 January 2026 via PR Newswire.
  5. "International nonproprietary names for pharmaceutical substances (INN): recommended INN: list 73". WHO Drug Information. 29 (1). 2015. hdl:10665/331088.