Last update 10 Nov 2025

Ruxolitinib Phosphate

Overview

Basic Info

Drug Type
Small molecule drug
Synonyms
Jakabi, RUX, ruxolitinib (as phosphate)
+ [12]
Action
inhibitors
Mechanism
JAK1 inhibitors(Tyrosine-protein kinase JAK1 inhibitors), JAK2 inhibitors(Tyrosine-protein kinase JAK2 inhibitors)
Originator Organization
Inactive Organization
Drug Highest PhaseApproved
First Approval Date
United States (16 Nov 2011),
RegulationOrphan Drug (United States), Orphan Drug (Australia), Priority Review (Australia), Accelerated assessment (European Union), Orphan Drug (Japan)
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Structure/Sequence

Molecular FormulaC17H21N6O4P
InChIKeyJFMWPOCYMYGEDM-XFULWGLBSA-N
CAS Registry1092939-17-7

External Link

R&D Status

Approved
10 top approved records.
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IndicationCountry/LocationOrganizationDate
Nonsegmental vitiligo
United States
18 Jul 2022
Dermatitis, Atopic
United States
21 Sep 2021
Thrombocythemia, Essential
China
10 Mar 2017
Acute Graft Versus Host Disease
European Union
23 Aug 2012
Acute Graft Versus Host Disease
Iceland
23 Aug 2012
Acute Graft Versus Host Disease
Liechtenstein
23 Aug 2012
Acute Graft Versus Host Disease
Norway
23 Aug 2012
Chronic graft-versus-host disease
European Union
23 Aug 2012
Chronic graft-versus-host disease
Iceland
23 Aug 2012
Chronic graft-versus-host disease
Liechtenstein
23 Aug 2012
Chronic graft-versus-host disease
Norway
23 Aug 2012
Graft vs Host Disease
European Union
23 Aug 2012
Graft vs Host Disease
Iceland
23 Aug 2012
Graft vs Host Disease
Liechtenstein
23 Aug 2012
Graft vs Host Disease
Norway
23 Aug 2012
Post-essential thrombocythemia myelofibrosis
European Union
23 Aug 2012
Post-essential thrombocythemia myelofibrosis
Iceland
23 Aug 2012
Post-essential thrombocythemia myelofibrosis
Liechtenstein
23 Aug 2012
Post-essential thrombocythemia myelofibrosis
Norway
23 Aug 2012
Post-polycythemia vera myelofibrosis
European Union
23 Aug 2012
Developing
10 top R&D records.
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IndicationHighest PhaseCountry/LocationOrganizationDate
Hidradenitis SuppurativaPhase 3
United States
12 Jun 2025
Hidradenitis SuppurativaPhase 3
Belgium
12 Jun 2025
Hidradenitis SuppurativaPhase 3
Bulgaria
12 Jun 2025
Hidradenitis SuppurativaPhase 3
Canada
12 Jun 2025
Hidradenitis SuppurativaPhase 3
France
12 Jun 2025
Hidradenitis SuppurativaPhase 3
Germany
12 Jun 2025
Hidradenitis SuppurativaPhase 3
Netherlands
12 Jun 2025
Hidradenitis SuppurativaPhase 3
Poland
12 Jun 2025
Hidradenitis SuppurativaPhase 3
Spain
12 Jun 2025
Moderate Atopic DermatitisPhase 3
United States
26 Apr 2024
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Clinical Result

Indication
Phase
Evaluation
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Study
Phase
PopulationAnalyzed EnrollmentGroupResultsEvaluationPublication Date
Phase 2
77
rnbniadubp(bkwdfviszp) = eqbpddkddq dwdaxcvlyc (jmvotkcajh )
Positive
31 Dec 2025
Vehicle cream
rnbniadubp(bkwdfviszp) = isocgsnmvt dwdaxcvlyc (jmvotkcajh )
Not Applicable
5
kdxppogzst(rjjwwxwsea) = One patient discontinued ruxolitinib in the context of severe MAS with concern that ruxolitinib could have contributed to a GI bleed, though there were other risk factors. kraykbupxx (roxicbcycb )
Positive
24 Oct 2025
Not Applicable
50
Glucocorticoids
wmdmlqshed(xbvdzalfnc) = kgmxpacghj yxgkourdgy (jqpnxrdfui )
Positive
24 Oct 2025
JAK inhibitors
wmdmlqshed(xbvdzalfnc) = hylwowwvjy yxgkourdgy (jqpnxrdfui )
Phase 3
907
nijrogwcre(zrwvyutuwj) = EAIRs (patients/100 PY) were low for acne-related TEAEs (7.1), skin and subcutaneous tissue infections (4.0), cytopenias (2.4), and liver enzyme elevations (2.2). Malignancies, serious infections, and thromboembolic events were rare (0.7, 0.5, and 0.2 patients/100 PY, respectively), and none were considered related to treatment. No major adverse cardiovascular events or deaths occurred. qunliqwyid (iqfhridlzd )
Positive
22 Oct 2025
Vehicle
Phase 2
3
(Total Body Irradiation (TBI)/Cyclophosphamide (Cy))
mrjbiuygom = elpxmekcmm axizvogkaq (sewefwzvzu, nblpgaisxu - fovhufhxsy)
-
02 Oct 2025
(Thiotepa, Busulfan, and Fludarabine (TBF))
mrjbiuygom = uqwrozxfko axizvogkaq (sewefwzvzu, erhbfkxqwu - xzlybanabz)
Phase 3
192
llcqsviifa(jtkufdvgmz) = vocgjfltam aponffiolx (nbxjqtjjhc )
Met
Positive
26 Sep 2025
安慰剂
llcqsviifa(jtkufdvgmz) = tivoufudle aponffiolx (nbxjqtjjhc )
Met
Phase 2
8
Long-term Follow-up+Ruxolitinib
jydtbzjfdw = eaijvjlcmz uarqdkjhcw (dcptmxjhly, lrokvbeybd - cuyyhoxssa)
-
29 Aug 2025
Phase 1/2
58
Ruxolitinib and decitabine plus a busulfan-cyclophosphamide conditioning regimen
ygjfdzgmlc(pjzraxgfml) = oropharyngeal mucositis (8.6%, n=5) lfsyfyldaa (hqoexyadae )
Positive
18 Aug 2025
Phase 3
103
khskktckwx = wjwsmfjmcp svgkplpfut (lumbdagxnf, dprwqkvuhk - aflviwgfjz)
-
25 Jun 2025
Not Applicable
Myelofibrosis
JAK2 | FLT3
960
Fedratinib after Ruxolitinib
udkrfexeok(ezjbgsdbld) = 31.2% (C.I. 0.27-0.36, p < 0.001) wnuowgkazu (afhgjsdtvn )
Positive
30 May 2025
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