February 2026 in “Frontiers in Immunology” Ivarmacitinib significantly improved hair regrowth in severe alopecia areata after tofacitinib was less effective.
3 citations
,
September 2025 in “Frontiers in Immunology” JAK inhibitors are effective for treating moderate-to-severe alopecia areata.
1 citations
,
November 2024 in “JAAD reviews.” Patients with alopecia areata prefer effective, safe, and convenient treatments, especially topical ones.
Baricitinib helps keep hair, eyebrows, and eyelashes regrown for 3 years in most people with severe hair loss.
Baricitinib quickly improved severe alopecia areata, with almost total hair regrowth in three months.
January 2025 in “Skin Health and Disease” Baricitinib may effectively treat both alopecia areata and immune thrombocytopenia.
March 2026 in “The American Journal of Managed Care” JAK inhibitors can help treat alopecia areata but have risks and high costs.
7 citations
,
November 2023 in “JAAD Case Reports” Baricitinib helped regrow hair in patients with severe alopecia areata after other treatments failed.
November 2024 in “Journal of the European Academy of Dermatology and Venereology” Long-term baricitinib treatment can lead to significant scalp hair regrowth in patients initially showing only eyebrow or eyelash regrowth.
January 2026 in “International Journal of Innovative Technologies in Social Science” JAK inhibitors show promise for treating alopecia areata, but more research is needed.
66 citations
,
June 2021 in “Journal of The American Academy of Dermatology” Baricitinib is effective and safe for treating severe alopecia areata.
41 citations
,
November 2013 in “Experimental Dermatology” Leptin, a hormone, is important for starting hair growth.
10 citations
,
May 2018 in “Cell death discovery” HSP90 and lamin A/C are crucial for hair growth and could be targets for treating hair loss.
124 citations
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October 2019 in “Frontiers in Immunology” Janus kinase inhibitors are promising treatments for autoimmune skin diseases like eczema and psoriasis.
37 citations
,
August 2022 in “Frontiers in pharmacology” Oral JAK inhibitors are effective and safe for treating alopecia areata but may need ongoing use to keep results.
14 citations
,
January 2020 in “Mediterranean Journal of Rheumatology” New JAK inhibitor drugs show promise for treating skin diseases but need more research on safety and effectiveness.
12 citations
,
June 2023 in “JAMA network open” JAK inhibitors effectively improve hair regrowth in alopecia areata with an acceptable safety profile.
7 citations
,
April 2023 in “Frontiers in immunology” Oral baricitinib and ruxolitinib are effective and safe for treating alopecia areata.
7 citations
,
January 2021 in “Dermatology and therapy” Both dermatologists and patients in Japan agree that treatment success for alopecia areata is having 20% or less scalp hair loss.
6 citations
,
October 2022 in “American journal of clinical dermatology” The review shows how to properly diagnose and treat the loss of eyebrow and eyelash hair.
4 citations
,
June 2023 in “Frontiers in immunology” JAK inhibitors help hair regrowth in alopecia areata but have a high risk of side effects.
3 citations
,
August 2025 in “Frontiers in Pharmacology” Oral JAK inhibitors are safe for alopecia areata, but baricitinib may cause more acne and infections.
3 citations
,
May 2023 in “Clinical drug investigation” JAK inhibitors for alopecia areata are linked to minor side effects like headache and acne, but not to an increased risk of serious adverse events.
2 citations
,
April 2024 in “Dermatology Practical & Conceptual” Tofacitinib and baricitinib are effective and safe for treating severe alopecia areata, especially in younger people.
2 citations
,
March 2024 in “Meditsinskiy sovet = Medical Council” JAK inhibitors effectively treat severe atopic dermatitis and alopecia areata.
2 citations
,
January 2023 in “Prague Medical Report” JAK inhibitors, like baricitinib, are effective and safe for treating alopecia areata.
1 citations
,
October 2025 in “Cureus” Ritlecitinib may cause severe musculoskeletal pain in some alopecia universalis patients.
1 citations
,
September 2025 in “Clinical Cosmetic and Investigational Dermatology” Upadacitinib is effective and safe for treating severe Alopecia Areata in adolescents.
1 citations
,
October 2023 in “Dermatology and therapy” Some treatments for severe hair loss work but often have side effects, with baricitinib showing the most promise.
1 citations
,
January 2023 in “Portuguese Journal of Dermatology and Venereology” JAK inhibitors effectively treat skin conditions and topical forms are safer.