701 citations
,
August 2014 in “Nature medicine” Alopecia areata can be reversed by JAK inhibitors, promoting hair regrowth.
159 citations
,
October 2015 in “Science Advances” Blocking JAK-STAT signaling can lead to hair growth.
29 citations
,
December 2019 in “Expert review of clinical pharmacology” JAK inhibitors are a promising new treatment for hair loss and nail problems in alopecia areata.
24 citations
,
July 2021 in “Pharmaceutics” Ruxolitinib cream effectively targets and treats inflammatory skin diseases.
16 citations
,
July 2020 in “International Journal of Molecular Sciences” Ruxolitinib may help treat hair loss by reducing inflammation, promoting hair growth signals, and protecting hair follicle immunity.
16 citations
,
June 2018 in “JAAD case reports” A JAK inhibitor improved both severe hair loss and chronic skin disease in one patient.
11 citations
,
December 2018 in “Journal of the European Academy of Dermatology and Venereology” Stopping JAK inhibitor treatment for hair loss can lead to worse hair loss than before the treatment.
December 2025 in “Journal of Human Immunity” JAK inhibitors may help improve symptoms in adults with APECED.
September 2023 in “JAAD case reports” A man developed oral hairy leukoplakia while on baricitinib, a medication for alopecia and arthritis, and doctors should watch for such side effects.
March 2026 in “Journal of Translational Autoimmunity” Ruxolitinib helps regrow hair in alopecia areata by blocking inflammation, reducing stress, and controlling cell death.
March 2025 in “European Journal of Medical Genetics” Tofacitinib helped improve symptoms and hair growth in a patient with Aicardi-Goutières syndrome.
October 2024 in “Clinical Cosmetic and Investigational Dermatology” Brevilin-A is a safe and effective treatment for mild to moderate alopecia areata in children.
3 citations
,
April 2016 in “Journal of Investigative Dermatology” Tofacitinib, a JAK inhibitor, improved hair regrowth in most patients with severe alopecia areata and had minimal side effects.
4 citations
,
July 2023 in “Nature Medicine” The FDA approved a new Pfizer drug for hair loss in teens.
3 citations
,
April 2024 in “International Journal of Women’s Dermatology” Access to JAK inhibitor therapy for alopecia areata patients is difficult, especially for racial minorities.
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.
November 2025 in “Mendeley Data” JAK inhibitors can be safely used for alopecia areata in patients with latent hepatitis B or stable tuberculosis with proper monitoring.
November 2025 in “Mendeley Data” JAK inhibitors can be safely used in alopecia areata patients with latent hepatitis B or tuberculosis, with proper monitoring.
July 2025 in “Journal of Investigative Dermatology” Baricitinib stops hair loss and promotes regrowth in alopecia areata.
January 2025 in “The Egyptian Journal of Hospital Medicine” Baricitinib is effective and safe for treating localized vitiligo, alone or with topical tacrolimus.
Baricitinib may effectively treat oral lichen planus.
January 2024 in “International Journal of Dermatology Venereology and Leprosy Sciences” Tofacitinib may be safe and effective for treating certain skin conditions in children.
September 2023 in “Journal of the American Academy of Dermatology” Topical tofacitinib helped a man with severe scalp condition after other treatments failed.
1 citations
,
December 2022 in “The Nishinihon Journal of Dermatology” Baricitinib is an effective treatment for severe alopecia areata.
November 2025 in “Journal of Investigative Dermatology” Combining MMP-9 and JAK inhibitors can effectively prevent skin depigmentation in vitiligo.
51 citations
,
October 2019 in “Cells” Baricitinib reduces inflammation and improves cell health in premature aging cells.
JAK inhibitors effectively regrow hair in alopecia areata but hair loss often returns after stopping treatment.
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.
16 citations
,
January 2020 in “Annals of the rheumatic diseases” Baricitinib might help treat hair loss in lupus patients, but more research is needed.