Scientists create universal nasal spray vaccine that protects against COVID, flu, and pneumonia - ScienceDaily

By Anonymous User · February 24, 2026

Scientists create universal nasal spray vaccine that protects against COVID, flu, and pneumonia  ScienceDailySingle vaccine could protect against all coughs, colds and flus, researchers say  BBCOne vaccine may provide broad protection against many respiratory infections and allergens  Stanford Medicine'Universal' nasal-spray vaccine protects against viruses, bacteria and allergens in mice  Live ScienceRegional: Retransmission: Stanford Study Points To Vaccine That Protects Against Multiple Infections  SFGATE