Milestone
4.1.a
Preferred product characteristics
Completed
Develop a set of preferred product characteristics (PPCs) for broadly protective and universal influenza vaccines, in collaboration with the WHO’s efforts to revise its 2017 guidance on PPCs for next-generation influenza vaccines.
Progress Highlights
WHO 2025 published updated PPCs providing guidance on the development of safe and efficacious influenza vaccines that offer greater breadth and durability of protection and are suitable for programmatic use in LMICs.
Bresee 2023: WHO is updating the 2017 PPCs for Next-Generation Influenza Vaccines to guide R&D efforts towards improved influenza vaccines suitable for use in low-resource settings (publication expected in 2025).