How do you choose between various JAK inhibitors in the management of alopecia areata?  

Mostly, the first line is baricitinib as it has been approved the longest. However, if a patient has lipid abnormalities at baseline, you could consider ritlecitinib, which does not impact the lipid profile. At the same time, however, ritlecitinib interacts with statins and other CYP3A and 1A2 medic...