High-Dose Influenza Vaccine May Reduce Hospitalization Among Older People: Studies

Researchers reported mixed findings for Sanofi Pasteur’s shot in two new papers that were funded by the company.

A health care worker prepares an influenza vaccine in Las Rozas, Spain, in an Oct. 14, 2020, file image. Pablo Blazquez Dominguez/Getty Images

The high-dose influenza vaccine may reduce hospitalizations among older people when compared with the protection from standard flu vaccines, according to new studies that provided mixed results.

Researchers in Spain found signs that the high-dose vaccine made by Sanofi Pasteur reduced hospitalizations compared to a standard shot, but statistical significance was not reached.