Wednesday, July 8, 2026

Drug profile · INN

ruxolitinib phosphate

ruxolitinib phosphate (JAKAFI XR) is a tyrosine-protein kinase jak2 inhibitor. Route of administration: topical. Current US regulatory status: approved.

FDA: approved
US status approved
Patents linked 0
Pipeline programs 2
News articles 3
Drug details — ruxolitinib phosphate

Quick answer

ruxolitinib phosphate (JAKAFI XR) is a tyrosine-protein kinase jak2 inhibitor. Route of administration: topical. Current US regulatory status: approved.

Key facts

INN ruxolitinib phosphate
Brand JAKAFI XR
Mechanism Tyrosine-protein kinase JAK2 inhibitor
Target Tyrosine-protein kinase JAK1
Route TOPICAL
Formulation TABLET

Mechanism of action

Tyrosine-protein kinase JAK2 inhibitor

Primary target: Tyrosine-protein kinase JAK1

Approval history

Authority Status Date
FDA approved

Recent coverage

Pipeline programs

  1. 61186372NSC2007 Phase 2 · Janssen-Cilag International N.V · EGFR-mutated Advanced or Metastatic Non-small Cell Lung Canc
  2. RUXOL-18-24 Phase 1 · Anaxis Pharma · Myelofibrosis, polycythemia vera, acute and chronic graft-ve

Related & competitor drugs

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

Frequently asked questions

What is ruxolitinib phosphate?

ruxolitinib phosphate (JAKAFI XR) is a tyrosine-protein kinase jak2 inhibitor. Route of administration: topical. Current US regulatory status: approved.

What is the brand name for ruxolitinib phosphate?

JAKAFI XR is a marketed brand name for ruxolitinib phosphate. Check FDA Drugs@FDA for the current US label holder and prescribing information.

What is the US approval status of ruxolitinib phosphate?

ruxolitinib phosphate has approved status in the United States according to our Drugs@FDA-derived records. Verify on the official FDA label before clinical or commercial decisions.