March 2026 in “Immunological Medicine” Janus kinase inhibitors help some people with severe alopecia areata regrow hair, but not everyone responds, and relapses can happen.
November 2024 in “SKIN The Journal of Cutaneous Medicine” Ritlecitinib effectively reduces severe hair loss in alopecia areata over 24 months.
84 citations
,
August 2023 in “Drugs” Ritlecitinib is approved in the USA and Japan for treating severe hair loss in people aged 12 and older.
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.
May 2025 in “CPT Pharmacometrics & Systems Pharmacology” A 50 mg non-loading dose of ritlecitinib is safe for adults and adolescents.
July 2025 in “SKIN The Journal of Cutaneous Medicine” Ritlecitinib effectively improves hair regrowth and physician satisfaction in severe alopecia areata over time.
March 2024 in “Clinical, cosmetic and investigational dermatology” Upadacitinib may effectively treat alopecia areata without side effects.
114 citations
,
July 2003 in “PubMed” Lack of KSR1 stops certain skin tumors in mice.
January 2008 in “中山醫學大學醫學研究所學位論文” Danthron from Rhubarb causes melanoma cells to stop growing and die.
5 citations
,
February 2024 in “Clinical Pharmacokinetics” A 50 mg daily dose of ritlecitinib is effective for alopecia areata, with temporary treatment breaks up to 6 weeks not affecting results.
1 citations
,
December 2023 in “Molecules/Molecules online/Molecules annual” JAK inhibitors show promise for treating various skin diseases.
November 2025 in “Jurnal Pendidikan Indonesia” All stray cats in the area have ectoparasite infestations.
May 2020 in “Jurnal Penelitian Perawat Profesional” Katuk leaves may help prevent hair loss.
January 2025 in “Turkish Journal of Cerebrovascular Diseases” CARASIL can cause different symptoms even with the same genetic mutation.
July 2023 in “SKIN The Journal of Cutaneous Medicine” Continued ritlecitinib treatment can improve hair regrowth in some alopecia areata patients who initially don't respond.
1 citations
,
October 2025 in “International Journal of Dermatology” Ritlecitinib improves emotional well-being and activity levels in alopecia areata patients.
March 2023 in “Jurnal Ilmiah Medicamento” The hair tonic from Usada Bali plants increased hair growth without irritating the skin.
2 citations
,
April 2019 in “Dermatologic Therapy” A patient with alopecia had hair regrowth with tofacitinib but developed a skin reaction, choosing to continue the treatment despite the side effect.
1 citations
,
May 2025 in “Journal of the European Academy of Dermatology and Venereology” Ritlecitinib and baricitinib are effective for alopecia areata, but more research is needed to determine which is better.
March 2026 in “British Journal of Dermatology” Deucravacitinib did not significantly improve hair regrowth in alopecia areata patients.
September 2023 in “Dermatology and therapy” Ritlecitinib effectively improves hair growth in alopecia areata patients, regardless of hair loss pattern.
September 2023 in “Journal of the American Academy of Dermatology”
2 citations
,
January 2022 in “International Journal of Medical Sciences” Kartogenin may help treat hair loss by promoting hair growth and extending the hair growth phase.
46 citations
,
September 2007 in “Journal of Investigative Dermatology”
November 2024 in “SKIN The Journal of Cutaneous Medicine” Ritlecitinib effectively promotes hair regrowth in severe and very severe alopecia areata.
July 2025 in “Journal of Investigative Dermatology” Upadacitinib effectively treats pyoderma gangrenosum.
36 citations
,
December 2021 in “The journal of allergy and clinical immunology/Journal of allergy and clinical immunology/The journal of allergy and clinical immunology” Two drugs, ritlecitinib and brepocitinib, improved scalp hair loss condition markers.
44 citations
,
May 2023 in “MedComm” PROTAC technology shows promise for cancer treatment but needs more effective E3 ligase recruiters.
1 citations
,
October 2025 in “Cureus” Ritlecitinib may cause severe musculoskeletal pain in some alopecia universalis patients.