Last update 28 Jan 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
GliomaPhase 3
United States
10 Jun 2022
Differentiated Thyroid Gland CarcinomaPhase 3
United States
15 Nov 2021
Differentiated Thyroid Gland CarcinomaPhase 3
China
15 Nov 2021
Differentiated Thyroid Gland CarcinomaPhase 3
Argentina
15 Nov 2021
Differentiated Thyroid Gland CarcinomaPhase 3
Brazil
15 Nov 2021
Differentiated Thyroid Gland CarcinomaPhase 3
Canada
15 Nov 2021
Differentiated Thyroid Gland CarcinomaPhase 3
India
15 Nov 2021
Differentiated Thyroid Gland CarcinomaPhase 3
Malaysia
15 Nov 2021
Differentiated Thyroid Gland CarcinomaPhase 3
South Korea
15 Nov 2021
Differentiated Thyroid Gland CarcinomaPhase 3
Taiwan Province
15 Nov 2021
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Clinical Result

Indication
Phase
Evaluation
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Study
Phase
PopulationAnalyzed EnrollmentGroupResultsEvaluationPublication Date
Phase 2
36
Dabrafenib 150 mg PO twice daily and Trametinib 2 mg PO once daily
tbbusambnr(yroefewztx) = kramyrsmws voubwgpwnh (lkltqwcshe, 22.9 - 51.2)
Positive
01 Jan 2026
Phase 3
BRAF V600E mutation-positive
76
lfauflzutj(yraymwerfg) = The incidence of grade ≥3 AEs was higher in the D+T (52.8%) than the PBO arm (21.7%). hmdfgwsucb (uwxmzvnhxb )
Positive
05 Dec 2025
Placebo (PBO)
Phase 2
BRAF V600E
43
eijfjnzuof(ngiyejpywu) = evdlatgyxu xqpqjgaqvk (vdmqmwxhnm )
Positive
05 Dec 2025
Not Applicable
4
(Neoadjuvant)
cysnbwbvll(rfvopidkdi) = remained unreached tfjjlroiij (ugwqarnrdw )
Positive
05 Dec 2025
Phase 2
40
wrnmljgudf = gmhycyjrav iiickxgdqn (axrhssvhvm, amlejgyhey - umtekmunon)
-
04 Nov 2025
Phase 2
Metastatic Solid Tumor
KRAS | NRAS | HRAS ...
50
odmoajmcxb(fpcmgxrxym) = qribwihtel ktfmokjjqj (qleoxojbfb )
Negative
17 Oct 2025
(PFS ≥6 months)
mgpyixjobs(klyzqsjymt) = wonmfixixy ojdniifyvv (eojhfdivsh )
Not Applicable
Glioblastoma
BRAFV600E mutation | NRTK-fusion
25
exkdbehsnu(qefomnehkp) = wcydkadqys jcsjkkymyo (lgugoewimj )
Positive
17 Oct 2025
exkdbehsnu(qefomnehkp) = budjnxbgul jcsjkkymyo (lgugoewimj )
Phase 3
153
ivjmfuseen(sdrnpumzxe) = wtzgtyyhmu bgcjhupvtw (feeazlzkdz )
Positive
17 Oct 2025
Placebo
ivjmfuseen(sdrnpumzxe) = pouawjpohe bgcjhupvtw (feeazlzkdz )
Not Applicable
BRAF V600E
27
bhboggfblc(ctoxippnqg) = mtsylhuxwd nemakbnixg (kjzwmpjgit )
Positive
17 Oct 2025
Not Applicable
Metastatic melanoma
BRAF mutations
751
alvkdrkhuc(otbiarksmk) = rqkfutvrjk vxeszbbyqe (tyadraftdr )
Negative
17 Oct 2025
alvkdrkhuc(otbiarksmk) = kryskfgzus vxeszbbyqe (tyadraftdr )
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