Correction to: Nature Reviews Rheumatology https://doi.org/10.1038/s41584-023-01068-3, published online 12 January 2024.

In the version of the article initially published, the sentence now reading “The Italian Drug Agency (AIFA) has also recommended the use of JAK inhibitors only after the failure of a TNF inhibitor in patients without these risk factors” has been corrected from “The EMA has also recommended …”. Additionally, reference 2 has been amended to “Italian Drug Agency (AIFA). Important information note agreed with the European regulatory authorities and with the Italian Drug Agency (AIFA). https://www.aifa.gov.it/documents/20142/1804929/2023.03.16_NII_JAK_inibitori.pdf (2023).” These changes have been made to the HTML and PDF versions of the article.