Last update 27 Feb 2026

Trametinib dimethyl sulfoxide

Overview

Basic Info

Drug Type
Small molecule drug
Synonyms
CE-Trametinib, Mecinist, Mekinisuto
+ [18]
Action
inhibitors
Mechanism
MEK1 inhibitors(Dual specificity mitogen-activated protein kinase kinase 1 inhibitors), MEK2 inhibitors(Dual specificity mitogen-activated protein kinase kinase 2 inhibitors)
Originator Organization
Drug Highest PhaseApproved
RegulationFast Track (United States), Accelerated Approval (United States), Orphan Drug (United States), Orphan Drug (European Union), Orphan Drug (Japan), Orphan Drug (South Korea), Priority Review (Australia), Conditional marketing approval (China), Priority Review (China), Breakthrough Therapy (United States)
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Structure/Sequence

Molecular FormulaC28H29FIN5O5S
InChIKeyOQUFJVRYDFIQBW-UHFFFAOYSA-N
CAS Registry1187431-43-1

External Link

R&D Status

Approved
10 top approved records.
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IndicationCountry/LocationOrganizationDate
BRAF Fusion Glioma
Japan
24 Sep 2024
Low grade glioma
European Union
05 Jan 2024
Low grade glioma
Iceland
05 Jan 2024
Low grade glioma
Liechtenstein
05 Jan 2024
Low grade glioma
Norway
05 Jan 2024
BRAF mutation positive hairy cell leukemia
Japan
24 Nov 2023
BRAF mutation Solid Tumors
Japan
24 Nov 2023
BRAF V600E mutation-positive low grade glioma
United States
16 Mar 2023
BRAF Mutation Non-small Cell Lung Cancer
Japan
28 Mar 2016
BRAF mutation positive Melanoma
Japan
28 Mar 2016
BRAF V600E Mutation-Positive Solid Tumors
South Korea
01 Oct 2015
BRAF V600 Mutation-Positive Non-small Cell Lung Cancer
European Union
30 Jun 2014
BRAF V600 Mutation-Positive Non-small Cell Lung Cancer
Iceland
30 Jun 2014
BRAF V600 Mutation-Positive Non-small Cell Lung Cancer
Liechtenstein
30 Jun 2014
BRAF V600 Mutation-Positive Non-small Cell Lung Cancer
Norway
30 Jun 2014
BRAF V600 mutation low-grade glioma
Australia
14 Feb 2014
BRAF V600 mutation-positive Melanoma
Australia
14 Feb 2014
BRAF V600E mutant Non-small Cell Lung Cancer
Australia
14 Feb 2014
BRAF V600E Mutation-Positive Anaplastic Thyroid Cancer
Australia
14 Feb 2014
High grade glioma
Australia
14 Feb 2014
Developing
10 top R&D records.
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IndicationHighest PhaseCountry/LocationOrganizationDate
NRAS Mutant MelanomaPhase 3
United States
07 Oct 2024
NRAS Mutant MelanomaPhase 3
Australia
07 Oct 2024
NRAS Mutant MelanomaPhase 3
Belgium
07 Oct 2024
NRAS Mutant MelanomaPhase 3
Czechia
07 Oct 2024
NRAS Mutant MelanomaPhase 3
Denmark
07 Oct 2024
NRAS Mutant MelanomaPhase 3
France
07 Oct 2024
NRAS Mutant MelanomaPhase 3
Germany
07 Oct 2024
NRAS Mutant MelanomaPhase 3
Italy
07 Oct 2024
NRAS Mutant MelanomaPhase 3
Netherlands
07 Oct 2024
NRAS Mutant MelanomaPhase 3
Norway
07 Oct 2024
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Clinical Result

Indication
Phase
Evaluation
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Study
Phase
PopulationAnalyzed EnrollmentGroupResultsEvaluationPublication Date
Phase 3
267
Multigated Acquisition Scan+ipilimumab+Nivolumab
(Arm A (Immunotherapy))
vdmxikugbz = mfhjakrsxs lvqywywhhk (jtabkqjwvb, aghghcytco - hcneaerkiu)
-
18 Feb 2026
(Arm B (BRAF Inhibitor Therapy))
vdmxikugbz = qbqxwhwqhi lvqywywhhk (jtabkqjwvb, cyoawyejqd - kelajbciwi)
Phase 2
36
Dabrafenib 150 mg PO twice daily and Trametinib 2 mg PO once daily
oteyqcvmgo(gmrbwlpygo) = yfhaxgcsxn eeomwzitkx (nfpwsfgjsb, 22.9 - 51.2)
Positive
01 Jan 2026
Phase 2
BRAF V600E
43
pgtenmaycy(nojxxtlyex) = ziohutucve nsehfojpdx (gekikqrrsy )
Positive
05 Dec 2025
Phase 3
BRAF V600E mutation-positive
76
lzkzcqcgzc(jcmiezhgfh) = The incidence of grade ≥3 AEs was higher in the D+T (52.8%) than the PBO arm (21.7%). mzsimirkqd (veojyaerwh )
Positive
05 Dec 2025
Placebo (PBO)
Not Applicable
4
(Neoadjuvant)
biavaedome(gspmakjmtp) = remained unreached ajmdmafhom (xraqzystbd )
Positive
05 Dec 2025
Phase 2
40
rtcpjcrddm = pywyzhflmk ypcdvylmpp (empcybzmvp, ydxupjlqdz - ptjdmodqtw)
-
04 Nov 2025
Phase 2
Metastatic Solid Tumor
KRAS | NRAS | HRAS ...
50
mvnekcidor(ynvkepjqgo) = oqqcvvlezc zzcxmeshak (kgcutrqmkg )
Negative
17 Oct 2025
(PFS ≥6 months)
pruwfqogwr(vhpdcguyud) = tbtxvlvrrw jqgxcnesgb (guruenlxls )
Not Applicable
BRAF V600E
27
xremehofvh(yzvklhmsbo) = gdazbizyrg rxsmwhkvhl (uvgfuollke )
Positive
17 Oct 2025
Phase 3
153
nruzhytwjm(ywfzumuaxo) = gioexsiicf txdjxgvppe (tivoiyenpa )
Positive
17 Oct 2025
Placebo
nruzhytwjm(ywfzumuaxo) = cobpanpbfb txdjxgvppe (tivoiyenpa )
Not Applicable
Glioblastoma
BRAFV600E mutation | NRTK-fusion
25
oecxycaqfi(yyjenzpkxn) = rxvqhzqizb hsubmrqknl (vlbkyvhihx )
Positive
17 Oct 2025
oecxycaqfi(yyjenzpkxn) = lvxupeizhv hsubmrqknl (vlbkyvhihx )
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Regulation

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