The Biden administration has said it plans to start offering COVID-19 booster doses ... dose restores protective efficacy back up to 95% or more, it said. Meanwhile, Moderna also reported new ...

To evaluate the effectiveness of the booster dose ... used in the Moderna and Pfizer shots, the researchers said. In clinical trials, J&J's vaccine had shown an 85% efficacy.

We're most bullish on Moderna and Merck's melanoma therapy, which we think has potential in a wide range of cancers in combination with Merck's Keytruda. The stellar efficacy and safety profile of ...

Concerns about the COVID-19 shots have increased after a report that drug maker Moderna failed to inform the U.S. government of the death of a child during clinical trials ...

Moderna said this was consistent with what had been observed among adults, and the company was evaluating a third dose as a booster, to increase efficacy against Omicron infection. The trial ...