COVID home tests should work work on newer variants

COVID tests: Do at-home tests work on newer variants? - Harvard Health Do at-home COVID tests detect newer variants? Can you use the tests after they've expired? Stay informed on the latest guidelines and recommendations.... Hallie Levine Harvard Health

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At-home COVID tests should work against new COVID variants. "The antigen that the at-home tests look for has remained fairly stable even as the virus mutates and new strains of COVID develop," explains Dr. Michelle Chan, an infectious disease physician at Beth Israel Deaconess Medical Center and an instructor in medicine at Harvard Medical School. Research suggests that in general, antigen tests do a good job of picking up a variety of COVID-19 variants.

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Generally, the FDA doesn't recommend that you use expired COVID tests —  but don't throw out your tests just yet. The FDA has extended expiration dates for some COVID tests. Check this FDA website page to see if your home test kit has an extended expiration date.

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