185 citations
,
  June 2014   in “Journal of Investigative Dermatology”    A man with severe hair loss and skin disease regrew his hair with no side effects after taking tofacitinib.  
     
           124 citations
,
  October 2019   in “Frontiers in Immunology”    Janus kinase inhibitors are promising treatments for autoimmune skin diseases like eczema and psoriasis.  
     
           116 citations
,
  February 2017   in “Journal of the American Academy of Dermatology”    JAK inhibitors help with skin conditions but need more research on dosing and safety.  
     
           56 citations
,
  January 2019   in “Lancet”    JAK inhibitors help regrow hair in alopecia areata patients, improving their quality of life.  
     
           51 citations
,
  June 2016   in “Journal of the European Academy of Dermatology and Venereology”    Tofacitinib was effective in treating hair loss in two patients with alopecia universalis.