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Zemprocitinib - Lynk Pharmaceuticals

Drug Profile

Zemprocitinib - Lynk Pharmaceuticals

Alternative Names: EQ-121; LNK-01001; LNK-207

Latest Information Update: 31 Oct 2025

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At a glance

  • Originator Lynk Pharmaceuticals
  • Developer EQRx; Lynk Pharmaceuticals; Simcere Pharmaceutical Group
  • Class Alkanes; Anti-inflammatories; Antirheumatics; Bridged bicyclo compounds; Pyrazoles; Pyridines; Pyrroles; Skin disorder therapies; Small molecules; Sulfonamides
  • Mechanism of Action Janus kinase 1 inhibitors
  • Orphan Drug Status

    Orphan designation is assigned by a regulatory body to encourage companies to develop drugs for rare diseases.

    No
  • New Molecular Entity Yes

Highest Development Phases

  • Phase III Atopic dermatitis; Rheumatoid arthritis
  • Phase II Ankylosing spondylitis; Psoriasis
  • Phase I Alopecia areata; Hidradenitis suppurativa; Ulcerative colitis; Vitiligo

Most Recent Events

  • 30 Oct 2025 Chemical structure information added.
  • 13 Oct 2025 Phase-I clinical trials in Alopecia areata (PO) before October 2025 (Lynk Pharmaceuticals pipeline, October 2025)
  • 13 Oct 2025 Phase-I clinical trials in Hidradenitis suppurativa (PO) before October 2025 (Lynk Pharmaceuticals pipeline, October 2025)

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