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(inspiri / Pixabay)

The US Food and Drug Administration could decide in the coming days to take steps to curb the use of antibody treatments produced by Eli Lilly and Regeneron, the source said, pointing to the growing body of evidence that shows their monoclonal therapies don't effectively neutralize the virus’ omicron variant.

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Nurse manager Edgar Ramirez checks on IV fluids while talking to a COVID-19 patient at Providence Holy Cross Medical Center in Los Angeles, Dec. 13, 2021. (AP Photo / Jae C. Hong, File)

The wave of infections brought on by the omicron variant and a shortage of treatments have focused attention on the policies. Medical experts say the opposition is misleading. Health officials have long said there is a strong case for considering race as one of many risk factors in treatment decisions. And there is no evidence that race alone is being used to decide who gets medicine.

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A dose of a Pfizer COVID-19 vaccine is prepared at Lurie Children's hospital, Nov. 5, 2021, in Chicago. (AP Photo / Nam Y. Huh, File)

The papers echo previous research — including studies in Germany, South Africa and the U.K. — indicating available vaccines are less effective against omicron than earlier versions of the coronavirus, but also that boosters significantly improve protection.

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Mayor Lori Lightfoot addresses the news media Tuesday Jan. 18, 2021. (Chicago's Mayor's Office)

Mayor Lori Lightfoot said Tuesday that she has fully recovered from her bout with COVID-19, and said it felt like “a bad cold.”

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Dr. Allison Arwady, the commissioner of the Department of Public Health, addresses the news media on Wednesday Jan. 19, 2021. (Chicago's Mayor's Office)

Chicago's COVID-19 test positivity peaked at 19.6% on Jan. 1, Arwady said, and hit 12.6% on Tuesday, the lowest rate since Dec. 28, according to city data. 

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Registered nurse Jessalynn Dest pulls on a new N95 mask as indentations remain from another she had just removed after leaving a COVID-19 patient room in the acute care unit of Harborview Medical Center, Jan. 14, 2022, in Seattle. (AP Photo / Elaine Thompson, File)

The White House announced Wednesday that the masks will come from the government's Strategic National Stockpile, which has more than 750 million of the highly protective masks on hand. 

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(WTTW News)

An average of more than 750,000 new COVID-19 infections were reported every day over the past week, according to Johns Hopkins University data. That means Americans at work, school and elsewhere face a heightened risk of exposure that is unparalleled during the pandemic.

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People wearing masks line up for a food drive in Brighton Park on Chicago’s Southwest Side on April 23, 2020. (WTTW News)

The Centers for Disease Control and Prevention recently updated its guidance on face masks for preventing the spread of COVID-19. An infectious disease doctor explains what you need to know. 

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A Red Cross blood donor rolls up a sleeve to give blood during the COVID-19 outbreak at the Rockville Donation Center in Maryland. (Photo by Dennis Drenner / American Red Cross)

The U.S. is experiencing a “national blood crisis” during what the American Red Cross says is the worst blood shortage in over a decade. Winter weather, a COVID-19 surge and limited volunteers are seen as the major causes.

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Melvin Goldstein, 90, smiles as his daughter Barbara Goldstein gives him a kiss on the head during their first in-person, indoor family visit inside the Hebrew Home at Riverdale, March 28, 2021, in the Bronx borough of New York. (AP Photo / Kathy Willens, File)

Nursing homes reported a near-record of about 32,000 COVID-19 cases among residents in the week ending Jan. 9, an almost sevenfold increase from a month earlier, according to the Centers for Disease Control and Prevention.

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(Patty Wetli / WTTW News)

Though N95 and KN95 masks are treated as disposable, single-use gear in clinical settings, in everyday life they can be reused for extended periods when cared for properly. We’ve got tips.

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(AP Illustration / Peter Hamlin)

It’s not yet clear, but some early data suggests people might become contagious sooner than with earlier variants — possibly within a day after infection.

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President Joe Biden speaks about the government’s COVID-19 response, in the South Court Auditorium in the Eisenhower Executive Office Building on the White House Campus in Washington, Thursday, Jan. 13, 2022. (AP Photo / Andrew Harnik)

Speaking at the White House Thursday, President Joe Biden acknowledged that, “I know we’re all frustrated as we enter this new year” as virus cases reach new heights. But he insisted that it remains “a pandemic of the unvaccinated.” 

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Gov. J.B. Pritzker speaks Monday, Nov. 1, 2021 at a press conference. (WTTW News)

As COVID-19 hospitalizations surge, more than 2,000 health care workers will be sent to hospitals to help care for those who are ill. 

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(WTTW News)

In need of a COVID-19 test? Don’t just go to any site, cautions Illinois Attorney General Kwame Raoul, who says pop-up COVID-19 testing sites aren’t licensed or regulated by any government agency. He shares tips for how to choose a testing site. 

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Mayor Lori Lightfoot appears on Chicago Tonight on Monday, Nov. 15, 2021. (WTTW News)

Chicago Mayor Lori Lightfoot announced Tuesday that she tested positive for COVID-19 and is experiencing cold-like symptoms.