Medications

US authorizes new antibody drug to fight omicron

U.S. health regulators on Friday authorized a new antibody drug that targets the omicron variant, a key step in restocking the nation's arsenal against the latest version of COVID-19.

Diseases, Conditions, Syndromes

Study: COVID booster effectiveness wanes but remains strong

An early look at the performance of COVID-19 booster shots during the recent omicron wave in the U.S. hinted at a decline in effectiveness, though the shots still offered strong protection against severe illness.

Diseases, Conditions, Syndromes

Prior SARS-CoV-2 infection less protective against Omicron variant

(HealthDay)—Previous severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection is about 90 percent effective for preventing reinfection with the alpha, beta, and delta variants but offers lower protection against ...

Medical research

Researchers unravel omicron's secrets to better understand COVID-19

When South African scientists announced in November that they had identified a new variant of the virus that causes COVID-19, they also reported two worrying details: one, that this new variant's genome was strikingly different ...

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