Long-Term Efficacy and Complete Scalp Hair Regrowth in Patients With Alopecia Areata Receiving Ritlecitinib 50 mg QD Up to 3 Years in the ALLEGRO Clinical Trial Program
November 2025
in “
SKIN The Journal of Cutaneous Medicine
”
Research cited in this study
2 / 2 resultsresearch Efficacy and Safety of Ritlecitinib in Adults and Adolescents With Alopecia Areata: A Randomised, Double-Blind, Multicentre, Phase 2b–3 Trial
227 citations , April 2023 in “The Lancet” Ritlecitinib effectively treats alopecia areata and is well-tolerated.
research The Autoimmune Basis of Alopecia Areata: A Comprehensive Review
162 citations , October 2014 in “Autoimmunity reviews” Alopecia areata is caused by the immune system attacking hair follicles.
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Similar Research
5 / 1000+ resultsresearch Prediction of Long-term Scalp Hair Regrowth at 24 Months in Patients with Alopecia Areata Receiving Ritlecitinib Treatment in the ALLEGRO Clinical Trial Program
March 2025 in “SKIN The Journal of Cutaneous Medicine”research Sustained Scalp, Eyebrow, and Eyelash Hair Regrowth with Ritlecitinib Through Week 48 in Patients with Alopecia Areata: Post-Hoc Analysis of the ALLEGRO Phase 2b/3 Study
November 2023 in “SKIN The Journal of Cutaneous Medicine” research Long‐term safety and efficacy of ritlecitinib in adults and adolescents with alopecia areata and at least 25% scalp hair loss: Results from the ALLEGRO ‐LT phase 3, open‐label study
15 citations
,
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.