1 citations
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June 2026 in “Dermato” This narrative review found that ritlecitinib shows consistent effectiveness and a favorable safety profile for treating alopecia areata in clinical trials and real-world settings, with progressive hair regrowth observed, particularly when treatment is initiated early and maintained appropriately.
26 citations
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October 2019 in “JNCI Cancer Spectrum” This clinical study observed that in patients with advanced breast cancer and BRCA1/2 mutations, talazoparib provided significantly better progression-free survival, objective response, clinical benefit, and patient-reported outcomes compared to physician’s choice chemotherapy, despite common side effects like anemia and fatigue.
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.
2 citations
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May 2025 in “Journal of the European Academy of Dermatology and Venereology” In this study, daily treatment with ritlecitinib for up to 24 months led to significant reductions in high-severity alopecia areata SALT scores among patients aged ≥12 years, including those with severe forms such as alopecia totalis and universalis.
1 citations
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November 2025 in “American Journal of Clinical Dermatology” This study reports that long-term treatment with ritlecitinib is generally well tolerated for up to approximately five years in patients aged 12 and older with alopecia areata, with the safety profile aligning with previous data from the ALLEGRO clinical trials.
April 2023 in “Journal of Investigative Dermatology” This study suggests that monitoring CD8+ TEMRA cells in patients with rapidly progressive alopecia areata treated with intravenous corticosteroids could help predict therapeutic outcomes.
November 2024 in “SKIN The Journal of Cutaneous Medicine” This study found that daily treatment with ritlecitinib 50 mg over 24 months reduced the number of patients in the highest categories of scalp hair loss, with improvements seen in patient responses over time.
3 citations
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January 2011 in “American Journal of Hematology” This study describes a case where immunochemotherapy, including chlorambucil and rituximab, successfully reversed agranulocytosis and other Waldenström's macroglobulinemia symptoms, indicating a possible connection between the two.
February 2025 in “Canadian Journal of Health Technologies” This review assessed the clinical and cost-effectiveness of baricitinib, an oral treatment for severe alopecia areata in adults, to inform Canadian reimbursement recommendations, excluding Quebec.
1 citations
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April 2017 in “Journal of Investigative Dermatology” Abatacept may help some people with alopecia areata regrow hair.
227 citations
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April 2023 in “The Lancet” Ritlecitinib effectively treats alopecia areata and is well-tolerated.
July 2026 in “Skin Appendage Disorders” In this study, patients with treatment-refractory alopecia areata who received oral ritlecitinib 50 mg daily experienced significant hair regrowth, with 52.6% achieving complete scalp regrowth and improved Severity of Alopecia Tool scores, indicating its potential effectiveness in real-world settings.
This phase Ib study found that combining pegylated liposomal doxorubicin and pembrolizumab was well-tolerated and effective, with durable antitumor responses and a median survival of over two years in heavily pretreated ER-positive metastatic breast cancer patients.
1 citations
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March 2026 in “American Journal of Clinical Dermatology” In this Italian retrospective study, ritlecitinib 50 mg/day showed effectiveness and good tolerability for treating severe alopecia areata over 24 weeks, achieving significant hair regrowth particularly in adolescents, as well as improvements in eyebrows, eyelashes, nails, and quality of life, with mostly mild adverse effects.
August 2024 in “British Journal of Dermatology” The trial is ongoing, but researchers are evaluating the efficacy and safety of REZPEG, a potential new therapy for severe alopecia areata, which selectively expands regulatory T cells.
84 citations
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August 2023 in “Drugs” This article describes the development milestones and recent approvals of ritlecitinib for treating severe alopecia areata, with approvals in the USA and Japan and ongoing regulatory reviews in other regions.
2 citations
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March 2005 in “Cancer biology & therapy” This study found that 95% of untreated advanced-stage follicular lymphoma patients responded to a single course of the Bexxar regimen, with 75% achieving complete remission and remaining disease-free for years.
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.
June 2026 in “British Journal of Dermatology” This audit of ritlecitinib prescribing for severe alopecia areata found that regional practices largely followed national guidelines but highlighted the need for better psychological assessments and more consistent use of SALT scoring to inform treatment continuation decisions after 36 weeks.
1 citations
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July 2025 in “SKIN The Journal of Cutaneous Medicine” In this study, ritlecitinib 50-mg showed clinically meaningful efficacy, with improvements in the Severity of Alopecia Tool score observed in patients with alopecia areata over a 3-year period, demonstrating long-term benefit in both clinician- and patient-reported outcomes.
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.
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.
December 2023 in “Journal of Ayub Medical College Abbottabad” In this study, Ritlecitinib was reported as a newly approved treatment for alopecia areata that can be used in patients aged 12 and older; after 24 weeks, it resulted in 80% or more scalp hair coverage in treated patients compared to a placebo.
May 2025 in “The Journal of Rheumatology” In this case report, two patients with coexisting systemic lupus erythematous and neuromyelitis optica spectrum disorder achieved remission of SLE activity using an anti-CD19 monoclonal antibody.
17 citations
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January 2015 in “Dermatology online journal” This report describes a patient experiencing hair repigmentation linked to adalimumab therapy, a TNF inhibitor, a phenomenon not previously associated with this class of drugs.
23 citations
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October 2024 in “British Journal of Dermatology” In this study, ritlecitinib showed sustained effectiveness and a favorable safety profile in treating alopecia areata in patients aged 12 and older over 24 months, with improvements observed in hair and eyebrow regrowth and patient satisfaction.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” This study found that treatment with ritlecitinib led to significant scalp hair regrowth in patients with alopecia areata at Weeks 24 and 48, with higher response rates observed in those receiving 50 mg compared to 30 mg doses.
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.
June 2026 in “British Journal of Dermatology” In this study, real-world data of 31 patients using ritlecitinib for severe alopecia areata showed that 51% achieved significant hair regrowth after one year, with no serious adverse events reported, emphasizing the importance of considering treatment duration for response.
3 citations
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May 2008 in “Journal of Clinical Oncology” This study found that Pmab treatment may alter hair follicle growth cycles, leading to trichomegaly and hypertrichosis, but these effects do not correlate with other skin toxicities.