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Baricitinib

also Olumiant

JAK inhibitor pill used for severe alopecia areata

Baricitinib, sold under the brand name Olumiant among others, is an immunomodulatory medication used for the treatment of rheumatoid arthritis, alopecia areata, and COVID-19. It acts as an inhibitor of janus kinase (JAK), blocking the subtypes JAK1 and JAK2.

Information, not medical advice. Talk to a licensed doctor or pharmacist before starting or changing a treatment.

Research 10

  1. Oral Baricitinib Restores Hair Loss in Alopecia AreataJAMA · 2022 · 1 citation
  2. Switching JAK inhibitors: evaluating baricitinib’s effectiveness in alopecia areata after tofacitinib failureArchives of Dermatological Research · 2025 · 18 citations
  3. Baricitinib-loaded EVs promote alopecia areata mouse hair regrowth by reducing JAK-STAT-mediated inflammation and promoting hair follicle regenerationDrug Discoveries & Therapeutics · 2024 · 12 citations
  4. Efficacy and safety of baricitinib in patients with alopecia areata: evidence to dateDrugs in context · 2023 · 6 citations
  5. Clinical Benefits of Baricitinib Therapy According to Scalp Hair Regrowth in Patients with Severe Alopecia AreataDermatology and Therapy · 2023 · 7 citations
  6. Baricitinib: From Rheumatoid Arthritis to COVID‐19The Journal of Clinical Pharmacology · 2021 · 66 citations
  7. There are early, gradual and late responders for scalp hair regrowth in patients with alopecia areata treated with baricitinibBritish Journal of Dermatology · 2023 · 1 citation
  8. Application of Baricitinib in DermatologyJournal of Inflammation Research · 2022 · 45 citations
  9. Beard hair response in alopecia areata universalis treated with baricitinibJAAD International · 2026
  10. Hair regrowth in a patient with central centrifugal cicatricial alopecia after a 2-month trial of baricitinibJAAD Case Reports · 2023 · 8 citations
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Posts 11

  1. Hair Loss Inflammation Prevention StackReddit · 19 Apr 2025
  2. Baricitinib (Olumiant) - alopecia curedReddit · 12 Jan 2023
  3. Nearly 40% of Adults with Alopecia Areata Taking OLUMIANT® 4-mg Saw at Least 80% Scalp Hair Coverage at 52 WeeksReddit · 28 Mar 2022
  4. Olumiant active ingredient BaricitinibReddit · 6 Dec 2022
  5. ALRV5XR - what have anybody heard of it?What is that compound?Reddit · 15 Oct 2021
  6. Scalp biopsy results came back and I'm diagnosed with alopecia areataReddit · 12 Aug 2022
  7. An arthritis drug that can be used for Alopecia.Reddit · 30 Mar 2022
  8. Olumiant alternative for Alopecia Areata?Reddit · 24 Mar 2023
  9. Anyone heard of or have experience using baricitinib?Reddit · 28 Jun 2023
  10. Most promising cures for baldness as of May 2026Reddit · 22 May 2026
  11. Which 2026 hair‑loss treatments have the strongest evidence so far? (minoxidil/finasteride vs. clascoterone, PP405, Re:You’s NV‑623/624, AMP‑303, RU58841)Reddit · 18 Jun 2026
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