Day: January 27, 2023

CDC urges people with weak immune systems to take extra precautions after Covid subvariants knock out Evusheld

The Centers for Disease Control and Prevention on Friday urged people with weak immune systems to take extra precautions to avoid Covid after the dominant omicron subvariants knocked out a key antibody treatment. These precautions include wearing a high quality mask and social distancing when […]

FDA withdraws Covid antibody treatment Evusheld because it’s not effective against 93% of subvariants

The Food and Drug Administration on Thursday pulled its authorization for AstraZeneca‘s Evusheld, an antibody injection that people with weak immune systems relied on for additional protection against Covid-19. The FDA pulled Evusheld from the market because it is not effective against more than 90% […]

FDA advisors recommend replacing original Covid vaccine with bivalent omicron shots for all doses

The Food and Drug Administration’s independent advisory committee on Thursday recommended replacing Pfizer and Moderna’s original Covid vaccine used in the U.S. for everyone’s first two immunizations with the new bivalent omicron shots. If the FDA accepts the advisors’ recommendation, the U.S. would likely phase […]