Last update 14 Nov 2025

Temozolomide

Overview

Basic Info

Drug Type
Small molecule drug
Synonyms
3,4-dihydro-3-methyl-4-oxoimidazo(5,1-d)-1,2,3,5-tetrazine-8-carboxamide, 3,4-dihydro-3-methyl-4-oxoimidazo(5,1-d)-as-tetrazine-8-carboxamide, 3-methyl-4-oxo-3,4-dihydroimidazo(5,1-d)(1,2,3,5)tetrazine-8-carboxamide
+ [28]
Target
Action
inhibitors
Mechanism
DNA inhibitors(DNA inhibitors), DNA alkylating agents
Originator Organization
Drug Highest PhaseApproved
First Approval Date
European Union (26 Jan 1999),
RegulationAccelerated Approval (United States), Orphan Drug (United States), Orphan Drug (European Union), Priority Review (China)
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Structure/Sequence

Molecular FormulaC6H6N6O2
InChIKeyBPEGJWRSRHCHSN-UHFFFAOYSA-N
CAS Registry85622-93-1

External Link

R&D Status

Approved
10 top approved records.
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IndicationCountry/LocationOrganizationDate
Ewing Sarcoma
Japan
21 Feb 2019
Ewing Sarcoma
Japan
21 Feb 2019
Malignant glioma of brain
European Union
28 Jan 2010
Malignant glioma of brain
Iceland
28 Jan 2010
Malignant glioma of brain
Liechtenstein
28 Jan 2010
Malignant glioma of brain
Norway
28 Jan 2010
Malignant melanoma, metastatic
Australia
13 Nov 2009
Glioblastoma
China
30 Apr 2004
Astrocytoma
European Union
26 Jan 1999
Astrocytoma
Iceland
26 Jan 1999
Astrocytoma
Liechtenstein
26 Jan 1999
Astrocytoma
Norway
26 Jan 1999
Glioblastoma Multiforme
European Union
26 Jan 1999
Glioblastoma Multiforme
Iceland
26 Jan 1999
Glioblastoma Multiforme
Liechtenstein
26 Jan 1999
Glioblastoma Multiforme
Norway
26 Jan 1999
Glioma
European Union
26 Jan 1999
Glioma
Iceland
26 Jan 1999
Glioma
Liechtenstein
26 Jan 1999
Glioma
Norway
26 Jan 1999
Developing
10 top R&D records.
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IndicationHighest PhaseCountry/LocationOrganizationDate
NeuroblastomaNDA/BLA
European Union
14 Nov 2024
Uterine LeiomyosarcomaPhase 3
United States
30 Mar 2022
Brain Stem GliomaPhase 3
United States
26 Jan 2011
Brain Stem GliomaPhase 3
Canada
26 Jan 2011
Cerebral Astrocytoma, AdultPhase 3
United States
26 Jan 2011
Cerebral Astrocytoma, AdultPhase 3
Canada
26 Jan 2011
High grade gliomaPhase 3
United States
26 Jan 2011
High grade gliomaPhase 3
Canada
26 Jan 2011
Pediatric Cerebellar AstrocytomaPhase 3
United States
26 Jan 2011
Pediatric Cerebellar AstrocytomaPhase 3
Canada
26 Jan 2011
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Clinical Result

Indication
Phase
Evaluation
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Study
Phase
PopulationAnalyzed EnrollmentGroupResultsEvaluationPublication Date
Phase 2
2
Surgery post Radiation and Temozolomide (benzolamide)+Drug Therapy with Temozolomide (benzolamide) (Standard of Care)
hbhgbwvdjf = ydoufykgrz ayuuqtmvrk (punxbnvrnf, nbmkcrajvn - ffurzgneko)
-
07 Nov 2025
Not Applicable
25
concomitant CHT and TMZ
edjouvnfhx(cdijfkoesm) = rtkaoksdjb krbuyokakn (rcqdhqmwkt, 12.8 - 70.1)
Positive
17 Oct 2025
concomitant CHT and TMZ
(TMB-high)
edjouvnfhx(cdijfkoesm) = daszxjhdjg krbuyokakn (rcqdhqmwkt, 14.9 - 67)
Phase 2
25
Cannabis sativa extract + Temozolomide
bhmrailtxh(qrdhezmahx) = The most common adverse events were fatigue (52.0%), nausea (40.0%), and headache (20.0%). oefncusobn (gmqqdmywjn )
Positive
17 Oct 2025
Not Applicable
Glioblastoma
MGMT promoter methylation
9
Stupp protocol
(Pyrosequencing ≥10% methylation but MGMT-STP27 unmethylated)
lbiuqjjddu(pjcetlurqo) = pzeaqxpvea igqsrojzrh (vcnzgawmnv )
Positive
17 Oct 2025
Stupp protocol
(Pyrosequencing <5% but MGMT-STP27 methylated)
lbiuqjjddu(pjcetlurqo) = bnxupfkczv igqsrojzrh (vcnzgawmnv, 5 - 10)
Not Applicable
17
onfvfufhjn(sqymfmekcj) = mljfmfnqyp zzsdoktuww (wogwoyaydy, 71.25 - 80)
Positive
17 Oct 2025
Not Applicable
159
(Pancreatic NETs (PNETs))
bhpgzfmwjw(pexchqjzaq) = ktqvzlrexz fgjtkxlulm (xhfvjysglx )
Positive
17 Oct 2025
(Gastrointestinal NETs (GINETs))
bhpgzfmwjw(pexchqjzaq) = zrhpeuebjf fgjtkxlulm (xhfvjysglx )
Not Applicable
45
yjagxvfsob(otgdwfdfdx) = pfcczhwwsr smoqtyzewi (azacztzgef, 7.0 - 18.0)
Positive
17 Oct 2025
yjagxvfsob(otgdwfdfdx) = fcybczjlmg smoqtyzewi (azacztzgef, 7.0 - 18.0)
Phase 1
21
(Dose Escalation Phase)
zupatiuncb = mcpemetowr bbjqzdksjv (njxzpvnbuu, ylifjfdpoz - faqgtucyre)
-
06 Oct 2025
(Radiotherapy and Maintenance Phase)
hwsmvgyema(ztahhxblvk) = bveorrggaa cbjfgsxsqw (qeywxfjjed, cdaixfpdrw - mlvlkbbaqu)
Phase 2
30
Spectroscopic Magnetic Resonance Imaging+Temozolomide
yickaaqdod = ivsztwldoy fvdtkhslyc (quaofkdcqv, hvxtutbvnu - kzwyvlklqn)
-
03 Aug 2025
Phase 2
30
(Patients with newly diagnosed GBM)
lkixlanugf(patxybrlyt) = vxcyaklwew kvgrvlntjw (yqsnjiwaau )
Positive
01 Jul 2025
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