20 citations
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May 2000 in “Journal of The American Academy of Dermatology” This report suggests that orf infections in Brussels often occur after the Islamic Feast of Sacrifice due to the ritual sheep sacrifice, affecting both men and women handling the animals.
March 2015 in “Institutional Repositories DataBase (IRDB)” February 2026 in “The Journal of Dermatology” This study reports that ritlecitinib 50 mg, with or without an initial loading dose, demonstrated meaningful and sustained efficacy up to 24 months in the Asian subpopulation with severe alopecia areata, showing significant scalp, eyebrow, and eyelash hair regrowth, along with an acceptable safety profile.
6 citations
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March 2024 in “SKIN The Journal of Cutaneous Medicine” In this ongoing phase 3 study, ritlecitinib demonstrated sustained efficacy up to 24 months in patients aged 12 or older with alopecia areata, showing increased response rates with or without an initial loading dose and supporting its long-term use.
4 citations
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October 2024 in “American Journal of Clinical Dermatology” This study found that ritlecitinib improved patient-reported outcomes related to hair growth in individuals with alopecia areata, with some experiencing clinically meaningful hair regrowth, although changes in emotional symptoms and activity limitations were minimal and similar across treatment groups.
20 citations
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September 2005 in “Endocrinology” This study identified novel selective androgen receptor modulators with enhanced in vivo pharmacological activity through structure-activity relationship analysis in castrated rats.
227 citations
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April 2023 in “The Lancet” Ritlecitinib effectively treats alopecia areata and is well-tolerated.
December 2025 in “Frontiers in Medicine” This case report presents the first instance of a pediatric alopecia areata patient switching from baricitinib to ritlecitinib, demonstrating favorable clinical outcomes, suggesting a potential new treatment pathway for children with severe cases of this condition.
August 2024 in “Skin Appendage Disorders” This study introduces "alopecia areata in a male or female pattern distribution" as a new clinical subtype of alopecia areata, observed in three adult cases, to enhance diagnostic precision and treatment personalization.
March 2026 in “American Journal of Clinical Dermatology” In this study, ritlecitinib 50 mg produced clinically meaningful improvements in scalp hair regrowth over three years for patients aged 12 and older with severe alopecia areata, with 65.1% showing substantial hair regrowth and 31.2% achieving complete regrowth, while also maintaining a consistent safety profile.
2 citations
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September 2024 in “Expert Opinion on Drug Metabolism & Toxicology” This review highlights Ritlecitinib as a promising new oral treatment for Alopecia Areata, emphasizing its targeted action and potential efficacy, especially in adults and adolescents, though it notes the need for further real-world effectiveness and long-term safety studies.
February 2026 in “International Journal of Dermatology” In a single-center study, adolescents with moderate-to-severe alopecia areata treated with ritlecitinib 50 mg daily for 24 weeks showed significant hair regrowth, with 27.3% achieving near-complete regrowth and 45.5% substantial improvement, without serious safety concerns, according to these researchers.
34 citations
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July 2011 in “International journal of pharmaceutics” This study found that ion-paired solutions significantly improved the skin penetration of risedronate in hairless mice compared to risedronate alone.
1 citations
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October 2025 in “Cureus” In this case report, a 30-year-old male with alopecia universalis and autoimmune conditions experienced treatment failure with JAK inhibitors, including ritlecitinib, and developed severe musculoskeletal pain, indicating a potential novel adverse effect that warrants further pharmacovigilance.
1 citations
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September 2019 in “Steroids” In this study, genetic testing confirmed the diagnosis of Androgen insensitivity syndrome in most CAIS patients in Tunisia and identified two previously unreported mutations in the androgen receptor gene.
19 citations
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December 2008 in “Arthritis Care & Research” This study found that the decision board is a reliable and valid tool for assessing treatment preferences in systemic lupus erythematosus patients, who tended to favor oral medication due to concerns about side effects.
July 2024 in “Reactions Weekly” March 2005 in “Hair transplant forum international” This article describes the ISHRS annual Live Surgery Workshop held in Orlando and reports no new research findings.
January 2026 in “International Journal of Dermatology” In this study, researchers reported that treating alopecia areata patients with ritlecitinib led to progressive improvements in emotional symptoms and activity limitations over 48 weeks, though the post hoc analysis and trial setting suggest caution in interpreting the findings for broader populations.
4 citations
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March 2025 in “The Journal of Dermatology” This study found that in Asian patients aged 12 and older with alopecia areata and significant hair loss, ritlecitinib showed clinical efficacy in improving hair regrowth and eyebrow and eyelash scores over 48 weeks, with an acceptable safety profile observed throughout.
In this case report, interferon-alpha treatment for a man with hemophilia and hepatitis C was associated with unexpected diffuse hair growth, likely caused by the medication.
November 2014 in “International Society of Hair Restoration Surgery” This announcement explains the Fellow designation for hair restoration surgeons meeting specific educational criteria, without reporting new research findings.
August 2018 in “Cadernos de Agroecologia” This study reported that a new sulfur paste formulation with added plant extract and propolis effectively treated scabies in rabbits by promoting rapid tissue regeneration, hair growth, and eliminating secondary infections, offering a more affordable and less irritating alternative to commercial treatments.
15 citations
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January 2025 in “Journal of the European Academy of Dermatology and Venereology” Ritlecitinib is effective and safe for treating alopecia areata, promoting significant hair regrowth.
13 citations
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October 2017 in “Bioorganic & Medicinal Chemistry” This study found that compound 3, a tetrahydropyridoindole carboxymethylated at position 5, significantly inhibited sorbitol accumulation in both rat eye lenses and tissues affected by diabetes, indicating its potential as a lead compound for ALR2 inhibition.
January 2026 in “Dermatologic Therapy” In this prospective study, ritlecitinib effectively reduced hair loss in patients with severe alopecia areata, with 43.3% of participants achieving a 20 or lower SALT score by week 24, and showed a good midterm safety profile.
4 citations
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October 2021 in “Scientific Reports” This study found that NKIRAS2 expression affects skin tumor suppression and HRAS-driven transformation in mice, indicating its role in carcinogenesis depends on expression level and cellular context.
November 2024 in “Revista fisio&terapia.” This literature review found that among therapies for Alopecia Areata, Janus kinase inhibitors are particularly promising despite safety challenges, while newer approaches like stem cells face cost and complexity issues; a comprehensive approach integrating medical and emotional support was emphasized for improving patient outcomes.
December 2025 in “The Journal of Dermatology” This study reported that ritlecitinib effectively improved hair regrowth in JAK inhibitor-naïve adolescent patients with severe alopecia areata, achieving significant reductions in SALT scores within 24 weeks, but was less effective for patients who had previously been treated with baricitinib.
This study found that serum irisin levels were significantly lower in patients with androgenetic alopecia compared to healthy controls, but no significant relationship was detected between serum irisin levels and insulin resistance markers like BMI, fasting insulin, or HOMA-IR.