139 citations
,
November 2016 in “Journal of the American Academy of Dermatology” Tofacitinib helped regrow hair in most adolescents with alopecia areata, but more research is needed.
December 2025 in “International Journal of Innovative Technologies in Social Science” Ritlecitinib is generally safe for long-term use, with mostly mild side effects.
1 citations
,
April 2025 in “Skin Health and Disease” Abrocitinib is being evaluated for safety and effectiveness in treating moderate to severe atopic dermatitis.
October 2023 in “The Open Dermatology Journal” Baricitinib is effective for severe alopecia areata with manageable side effects, mainly upper respiratory infections.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” JAK inhibitors help hair growth by boosting beta-catenin activity in hair root cells.
January 2024 in “American journal of clinical dermatology” Ritlecitinib is safe and well-tolerated for treating alopecia areata in patients aged 12 and older.
1 citations
,
July 2019 in “Medicina Clínica (English Edition)” Tofacitinib partially improved hair regrowth in a patient with severe hair loss.
70 citations
,
April 2016 in “Experimental Dermatology” A patient with alopecia areata regrew hair after taking tofacitinib and showed changes in certain blood and skin markers.
September 2025 in “Journal of the American Academy of Dermatology” Ritlecitinib may help treat alopecia areata by protecting hair follicles.
January 2021 in “Research Portal Denmark” Tofacitinib helped a man with alopecia totalis regrow all his hair.
April 2025 in “Frontiers in Immunology” Tofacitinib effectively regrows hair in alopecia areata but may need continuous use.
April 2025 in “Anais Brasileiros de Dermatologia”
49 citations
,
March 2017 in “Journal of the American Academy of Dermatology” Tofacitinib caused significant hair regrowth in adolescents with alopecia universalis who didn't respond to other treatments.
January 2007 in “Frontiers in Medicine” Tofacitinib works well for treating alopecia areata, especially when combined with corticosteroids, but is less effective if the disease has lasted over 2 years.
January 2023 in “Indian Dermatology Online Journal” No single ideal JAK inhibitor for alopecia areata has been determined; JAK3 inhibitors may be promising with fewer side effects.
7 citations
,
September 2024 in “The Journal of Dermatology” Ritlecitinib helps regrow hair in people with alopecia totalis and universalis and is safe to use.
13 citations
,
September 2022 in “Frontiers in immunology” Ifidancitinib, a JAK inhibitor, effectively regrows hair in mice with alopecia by tiring out harmful T cells.
3 citations
,
July 2025 in “Clinical and Experimental Dermatology” Ritlecitinib may be more effective for severe alopecia areata than conventional treatments.
2 citations
,
April 2017 in “Journal of Investigative Dermatology” Tofacitinib helped over half of the patients with severe hair loss regrow at least 50% of their hair.
13 citations
,
November 2021 in “Pediatric Dermatology” Tofacitinib taken by mouth helps treat hair loss in children.
November 2023 in “Indian Dermatology Online Journal” Tofacitinib was effective for severe, treatment-resistant hair loss without side effects.
November 2025 in “Journal of Cutaneous Medicine and Surgery” JAK inhibitors are effective and safe for treating severe alopecia areata.
January 2021 in “Anais do Congresso Brasileiro de Reumatologia 2020” Tofacitinib improved arthritis and partially improved hair loss in a lupus patient without side effects.
10 citations
,
September 2024 in “Life” Abrocitinib shows promise for treating various skin conditions beyond atopic dermatitis.
June 2023 in “British journal of dermatology/British journal of dermatology, Supplement” Patients with alopecia areata face challenges accessing Janus kinase inhibitors, but some see positive results.
December 2025 in “International Journal of Innovative Technologies in Social Science” Oral JAK inhibitors effectively treat alopecia areata and are generally well-tolerated.
February 2011 in “Annales de dermatologie et de vénéréologie” Tofacitinib shows promise for treating severe alopecia areata with good safety and effectiveness.
130 citations
,
February 2018 in “Journal of Investigative Dermatology” Tofacitinib may help treat severe hair loss, but more research is needed.
7 citations
,
August 2023 in “Journal of the American Academy of Dermatology” JAK inhibitors offer new hope for treating severe alopecia areata.