How effective was Moderna's new Covid vaccine against the Eris variant in early clinical trials?

Moderna’s new Covid vaccine generated a robust immune response against the now-dominant Eris variant and another rapidly spreading strain of the virus in a clinical trial. The updated shot is designed to target omicron subvariant XBB.1.5.

Moderna’s vaccine and new shots from Pfizer and Novavax are slated to roll out within weeks. Moderna’s  new Covid vaccine generated a robust immune response against the now-dominant Eris variant and another rapidly spreading strain of the virus in an early clinical trial, the biotech company said Thursday.