Moderna Reports Interim Phase 1/2 Results For H5 Avian Flu Vaccine mRNA-1018 In 300 Adults; HHS Terminates Award For Late-Stage Development And Pre-Pandemic Vaccine Purchase Rights

Benzinga · 05/28 22:01

Phase 1/2 H5 avian flu vaccine study shows positive interim results

Company has been notified that HHS will terminate Moderna's award for late-stage development of pre-pandemic influenza vaccines

CAMBRIDGE, MA / ACCESS Newswire / May 28, 2025 / Moderna, Inc. (NASDAQ:MRNA) today announced positive interim data from a Phase 1/2 clinical study (NCT05972174) evaluating the safety and immunogenicity of its investigational pandemic influenza vaccine, mRNA-1018, in approximately 300 healthy adults aged 18 years and older. The interim results focus on a vaccine candidate targeting the H5 avian influenza virus subtype.

The Company had previously expected to advance the program to late-stage development with the U.S. Department of Health and Human Services (HHS); however, today Moderna received notice that HHS will terminate the award for the late-stage development and right to purchase pre-pandemic influenza vaccines.