Compared to the standard shot, the mRNA vaccine had an overall vaccine efficacy that was 26.6 percent higher, and 27.4 ...

Earlier this summer the FDA asked Moderna for more efficacy data on its flu vaccine before it could review an mRNA-based ...

The biotechnology company’s messenger RNA flu vaccine candidate showed positive results in a late-stage trial.

No person-to-person spread has been detected, but that doesn’t mean an H5N1 avian influenza pandemic isn’t possible or even ...

In the P304 Phase III study, Moderna’s mRNA-1010 demonstrated a 26.6% relative efficacy over a standard-dose flu vaccine in ...

Moderna announced that in the Phase 1/2 study, mRNA-1083 appeared to achieve antibody titers similar to or greater than both the licensed flu shot and the updated Covid-19 vaccine.

Moderna presented early data from clinical trials of its mRNA-based flu vaccine. The shots didn’t generate more antibodies than shots already on the market.

Moderna and Pfizer have plans to combine Covid-19 mRNA shots with those for flu and RSV in the years ahead if studies show that they're safe and effective.

Moderna started the first trial for its mRNA-based flu vaccine. The success of the mRNA COVID-19 vaccines accelerated work on other shots using the same approach.

(CNN) — Moderna said Wednesday that its experimental mRNA-based seasonal flu vaccine generated a stronger immune response against four strains of the flu virus than a currently marketed vaccine in ...