Diseases, Conditions, Syndromes

FDA halts use of antibody drugs that don't work vs. omicron

COVID-19 antibody drugs from Regeneron and Eli Lilly should no longer be used because they don't work against the omicron variant that now accounts for nearly all U.S. infections, U.S. health regulators said Monday.

Diseases, Conditions, Syndromes

Hope seen once the omicron wave increases global immunity

World health officials are offering hope that the ebbing of the omicron wave could give way to a new, more manageable phase of the COVID-19 pandemic, even as they warn of difficult weeks ahead and the possibility of another, ...

Medications

FDA may limit use of two COVID antibody treatments

The U.S. Food and Drug Administration may soon curtail the use of two monoclonal antibody treatments that do not appear to work against the highly contagious Omicron variant.

Vaccination

Current vaccines teach T cells to fight Omicron: study

Scientists at La Jolla Institute for Immunology (LJI) have found that four COVID-19 vaccines (Pfizer-BioNTech, Moderna, J&J/Janssen, and Novavax) prompt the body to make effective, long-lasting T cells against SARS-CoV-2. ...

Diseases, Conditions, Syndromes

Why the omicron variant causes less severe disease

The SARS-CoV-2 omicron variant causes less severe disease than Delta although it is better at escaping immune protection by vaccinations and previous infections. The reasons for this have so far remained elusive.

Diseases, Conditions, Syndromes

Italy says Omicron has peaked, cases in decline

Italy appears to have reached a peak in the number of Omicron infections, with cases of the highly contagious variant now on the decline, the country's COVID Emergency chief said Monday.

Vaccination

Pfizer booster more than 50% protective against omicron

A booster dose of the Pfizer–BioNTech vaccine (BNT162b2) against SARS-CoV-2 after an initial two doses of either the CoronaVac inactivated virus vaccine or Pfizer–BioNTech mRNA vaccine is shown to provide protection against ...

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