Friday, July 10, 2026

Drug profile · INN

momelotinib

momelotinib (OMJJARA) is a tyrosine-protein kinase jak1 inhibitor. Associated with GlaxoSmithKline.

EMA: approved TGA: approved
Patents linked 0
Pipeline programs 2
News articles 0
Drug details — momelotinib

Quick answer

momelotinib (OMJJARA) is a tyrosine-protein kinase jak1 inhibitor. Associated with GlaxoSmithKline.

Key facts

INN momelotinib
Brand OMJJARA
Mechanism Tyrosine-protein kinase JAK1 inhibitor
Target Tyrosine-protein kinase JAK1

Mechanism of action

Tyrosine-protein kinase JAK1 inhibitor

Primary target: Tyrosine-protein kinase JAK1

Approval history

Authority Status Date
EMA approved
TGA approved

Pipeline programs

  1. 223584 Phase 2 · GSK Glaxo Smith · Myelodysplastic Syndrome
  2. SRA-MMB-4365/219627 Phase 2 · GSK Glaxo Smith · Primary Myelofibrosis (PMF), Post-polycythemia Vera or Post-

Related & competitor drugs

  1. abrocitinib Dermatologicals (D11)
  2. baricitinib Antineoplastic and immunomodulating agents (L04)
  3. deuruxolitinib phosphate Tyrosine-protein kinase JAK1 inhibitor
  4. ruxolitinib phosphate Tyrosine-protein kinase JAK2 inhibitor
  5. filgotinib Antineoplastic and immunomodulating agents (L04)
  6. filgotinib maleate Tyrosine-protein kinase JAK2 inhibitor

Frequently asked questions

What is momelotinib?

momelotinib (OMJJARA) is a tyrosine-protein kinase jak1 inhibitor. Associated with GlaxoSmithKline.

What is the brand name for momelotinib?

OMJJARA is a marketed brand name for momelotinib. Check FDA Drugs@FDA for the current US label holder and prescribing information.