January 2024 in “Journal of dermatology and skin science” In this study, researchers found that applying topical aprepitant, which blocks substance P receptors, significantly reduced facial dermatitis and hair loss in rats experiencing erlotinib-induced skin side effects, highlighting the neurogenic inflammation's role and the protective effect of ROS inhibition.
1 citations
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September 2022 in “Journal of The American Academy of Dermatology” In this analysis of two trials, baricitinib showed eyebrow and eyelash regrowth in severe alopecia areata patients with greater than 20% scalp hair loss at Week 36, compared to placebo.
This study examined molecular predictors of ritlecitinib efficacy in treating alopecia areata, highlighting the role of JAK3-dependent inflammation and follicular integrity as important factors in understanding disease mechanisms and potential therapeutic effectiveness.
6 citations
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December 2018 in “Ophthalmic Plastic and Reconstructive Surgery” This study reports a rare side effect of trichiasis in a patient with spinal chordoma treated with Afatinib, a type of epidermal growth factor receptor tyrosine kinase inhibitor.
April 2025 in “Anais Brasileiros de Dermatologia” Abrocitinib effectively treats severe alopecia areata with significant improvement and no side effects.
November 2025 in “SKIN The Journal of Cutaneous Medicine” This study observed that adolescents with alopecia areata receiving ritlecitinib 50 mg daily showed notable hair regrowth over three years, as seen in both clinician- and patient-reported outcomes. However, the decreased number of participants at later stages limits the findings.
July 2025 in “SKIN The Journal of Cutaneous Medicine” This study describes characteristics and outcomes for adults initiating ritlecitinib for severe alopecia areata, highlighting increased hair regrowth and physician satisfaction with longer treatment durations, despite ongoing psychosocial impacts like embarrassment and anxiety among patients.
December 2024 in “Clinical and Experimental Dermatology” In this study, researchers found that ritlecitinib, a JAK3/TEC inhibitor, significantly improves hair regrowth, quality of life, and psychological well-being in patients with severe alopecia areata who had inadequate or no response to baricitinib, a JAK1/2 inhibitor.
August 2026 in “Clinical Case Reports” In this case report, a patient with diffuse alopecia areata experienced complete hair regrowth after treatment with oral abrocitinib, with no adverse effects observed.
June 2026 in “JAAD Case Reports” March 2026 in “SKIN The Journal of Cutaneous Medicine” This study found that ritlecitinib was well tolerated in children aged 6 to under 12 years with severe alopecia areata, with ongoing trials examining its efficacy and safety over a 24-week period and in long-term use up to 36 months.
1 citations
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November 2022 in “Journal of Investigative Dermatology” This study found that ALRN-6924, a clinical-stage dual inhibitor, can selectively protect human scalp hair follicles from paclitaxel-induced toxicity and damage by inducing transient cell cycle arrest in healthy cells without affecting cancer cells, potentially reducing chemotherapy-induced alopecia.
2 citations
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February 2023 in “Actas Dermo-Sifiliográficas” Baricitinib effectively improved both atopic dermatitis and alopecia areata symptoms in a patient.
November 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” In this study, researchers used a mouse model of alopecia areata to demonstrate that both ruxolitinib and baricitinib, oral JAK inhibitors, reduced hair loss, CD8+ cell infiltration, and expression of disease-related markers, with baricitinib showing greater effectiveness.
1 citations
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June 2023 in “American Journal of Clinical Dermatology” In two phase 3 clinical trials, this study found that adults with severe alopecia areata receiving baricitinib experienced significant hair regrowth on the scalp, eyebrows, and eyelashes over 36 weeks compared to placebo, although longer-term data are needed to fully assess benefits and risks.
April 2024 in “JEADV clinical practice” This study reports a case where a patient with rheumatoid arthritis and alopecia areata saw significant improvement in both conditions after switching to daily upadacitinib treatment, specifically achieving complete hair regrowth within six months.
17 citations
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April 2023 in “British Journal of Dermatology” This study suggests that off-label use of baricitinib in children under 12 with alopecia areata may improve hair regrowth, but further research is needed to confirm efficacy and safety.
January 2026 in “Clinical and Experimental Dermatology” In this case report, complete hair regrowth was observed in a patient with autoimmune-related alopecia areata after treatment with a Janus kinase inhibitor, suggesting its potential effectiveness for both genetic and sporadic forms of the condition.
15 citations
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October 2014 in “The journal of investigative dermatology/Journal of investigative dermatology” This study suggests that erlotinib exacerbates inflammation in a mouse model of skin disease and that IL-1 inhibition could mitigate skin-related side effects of EGFR inhibitors.
June 2026 in “Dermatology and Therapy” This study reported that ritlecitinib was prescribed to a diverse group of patients with severe alopecia areata in the first 10 months after FDA approval, indicating its potential role in AA management.
September 2023 in “Journal of The American Academy of Dermatology” In this study, baricitinib was evaluated for its effectiveness in promoting concurrent regrowth of scalp hair, eyebrows, and eyelashes in patients with severe alopecia areata, showing clinically meaningful responses compared to placebo.
February 2025 in “PubMed” In this study, researchers evaluated CS12192, a selective JAK3 inhibitor, in an alopecia areata mouse model and found it reversed hair growth inhibition comparably to baricitinib, with better safety and similar immune-modulating mechanisms.
1 citations
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July 2014 in “International Journal of Dermatology” A cancer patient developed a type of hair loss after starting a cancer drug called vandetanib.
July 2025 in “Journal of the European Academy of Dermatology and Venereology” This study reports no new findings but provides corrected figures for the long-term safety and efficacy of ritlecitinib in treating alopecia areata from the ALLEGRO-LT phase 3 study.
February 2025 in “Skin Appendage Disorders” This scoping review found that most of the 64 alopecia areata patients treated with upadacitinib in existing reports experienced significant hair regrowth, with mild side effects, but the authors call for larger studies to confirm these outcomes.
April 2016 in “The journal of investigative dermatology/Journal of investigative dermatology” This study demonstrated that the Alopecia Areata Disease Activity Index (ALADIN), a new biomarker, strongly correlates with treatment response in patients using JAK inhibitors for alopecia areata.
September 2025 in “Asian journal of pediatric dermatology.” This case study reports the successful use of abrocitinib for treating severe alopecia areata in a 14-year-old patient, demonstrating significant hair regrowth and suggesting the need for sustained JAK1 inhibition to prevent relapse.
July 2025 in “Journal of Investigative Dermatology” Ritlecitinib reduces alopecia areata symptoms by blocking JAK3/TEC signaling and T-cell activity.
188 citations
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October 2014 in “Thyroid” This study found that dabrafenib was well tolerated and led to durable responses in patients with BRAF-mutant differentiated thyroid carcinoma, with a median progression-free survival of 11.3 months.
September 2023 in “Journal of the American Academy of Dermatology” CTP-543 is generally safe for treating alopecia areata.