Be sure to do both nose and throat, instead of one or the other. The latest variant is present in your lungs again (so it gets in your nose), unlike Omicron.
“BA.2.86 has regained a trait characteristic of early SARS-CoV-2 lineages: robust lung cell entry,” the authors wrote.
With recent variants it seems that it's possible to test negative on a nasal swab but positive on a throat swab.
https://www.ontariohealth.ca/sites/ontariohealth/files/2022-02/COVID-19RapidAntigenTests-HowtoCollectaSample.pdf
Be sure to do both nose and throat, instead of one or the other. The latest variant is present in your lungs again (so it gets in your nose), unlike Omicron.
https://fortune.com/well/2024/01/08/covid-omicron-variants-pirola-ba286-jn1-more-severe-disease-lung-gi-tract-symptoms/