The omicron BQ coronavirus subvariants have risen to dominance in the U.S.
as people gather and travel for the Thanksgiving holiday, putting people with compromised immune systems at increased risk.The BQ subvariants are likely resistant to key antibody medications used by people with compromised immune systems, putting them at increased risk. as people gather and travel for the Thanksgiving holiday, putting people with compromised immune systems at increased risk.
BQ.1 and BQ.1.1 are causing 57% of new infections in the U.S., according to data published by the Centers for Disease Control and Prevention on Friday. The omicron BA.5 subvariant, once dominant, now makes up only a fifth of new Covid cases. The BQ subvariants are more immune evasive and likely resistant to key antibody medications, such as Evusheld and bebtelovimab, used by people with compromised immune systems, according to the National Institutes of Health. This includes organ transplant and cancer chemotherapy patients.Sign up for NBC DFW newslettersThere are currently no replacements for these drugs.
The XBB subvariant is also circulating at a low level right now, causing about 3% of new infections. Chief White House medical advisor Dr. Anthony Fauci, in a briefing Tuesday, said XBB is even more immune evasive than the BQ subvariants.
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