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LiveScience
LiveScience
Kristel Tjandra

2-in-1 COVID-flu vaccine looks promising in trial — but experts say approval may be delayed

Vaccine Peter ChinHong FDA Moderna Covid-19 Influenza Clinical Trial Live Science
A syringe is shown being inserted into a vaccine vial. .

Two might be better than one: A new vaccine that targets the viruses behind seasonal flu and COVID-19 triggers a stronger immune response than flu and COVID shots given separately, trial data suggest.

The combination shot, dubbed mRNA-1083, is made by the pharmaceutical company Moderna. The promising results of the Phase 3 clinical trial of the vaccine were published May 7 in the journal JAMA. This late-stage trial included two groups of adults ages 50 and older who were given either the new vaccine or a combination of previously approved flu and COVID-19 vaccines.

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