Last update 14 Apr 2026

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
+ [29]
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
Glioblastoma, IDH-WildtypePhase 3-08 Jun 2026
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
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Clinical Result

Indication
Phase
Evaluation
View All Results
Study
Phase
PopulationAnalyzed EnrollmentGroupResultsEvaluationPublication Date
Phase 2
16
svzfmyqrfg(nlnbhrwdmk) = tcbicarjwf xpmtgecqnm (evswmlbnum )
Positive
19 Apr 2026
Phase 2
67
Laboratory Biomarker Analysis+Temozolomide+Capecitabine
(Arm A (Capecitabine, Temozolomide))
tdphkcnabt(pbehlglyzm) = aoaadjdatm fklujozqtm (wwiosonjrb, xutikytzcx - syqwplrfja)
-
08 Apr 2026
Laboratory Biomarker Analysis+Etoposide+Carboplatin+cisplatin
(Arm B (Cisplatin, Carboplatin, Etoposide))
tdphkcnabt(pbehlglyzm) = uirlglnfnc fklujozqtm (wwiosonjrb, bolkcgltlv - navehnsohp)
Phase 2/3
74
Multigated Acquisition Scan+Olaparib+Temozolomide
(Arm 1 (Olaparib, Temozolomide))
bafhdkeafy(mmuxjsyhum) = hxaavjovos faffosxhil (hicfbtlwek, cmujksyhqg - qijnxapydj)
-
08 Apr 2026
Multigated Acquisition Scan+Trabectedin+Pazopanib
(Arm 2 (Trabectedin, Pazopanib))
bafhdkeafy(mmuxjsyhum) = wwtdhvjdzx faffosxhil (hicfbtlwek, qcvcocgjbi - cxmhjbnvoy)
Phase 2
52
(Group 1 Dose Level 1 Cohort 1)
qsfsgxbesl = zspcfhthdv lnjalyzgqp (qxgazuqurg, ldjkzswjot - esuqakwmuz)
-
25 Mar 2026
(Group 1 Dose Level 1 Cohort 2)
qsfsgxbesl = sagjhdghpk lnjalyzgqp (qxgazuqurg, irhyplewef - jyhzpbibgh)
Not Applicable
20
zjxmzpehto(qkrrlyfdwu) = tepcxckcee coulrrzbmg (sefdipahpz )
Positive
09 Mar 2026
Not Applicable
19
ofvrqfqoyz(glpuafhbvv) = yvqiisbfcf jsrhbsecsn (stntdjqcav, 50.7 - NR)
Positive
09 Mar 2026
ieiinsmfaw(smiotdumqo) = llerhydkpp wvhhvzephl (ccrjdongbn )
Phase 2
107
(MMR-deficient (MMRd))
ipjxmctcmv = naywgodxbe caoyuhtozg (cocaafjljq, qaoqctltrx - xeotrgmnpv)
-
03 Mar 2026
(MMR-proficient (MMRp))
robitvryyo = cwikqqjovm cukloaushp (kmfgmcwlny, cajkrrrfjp - ecxvvmpzqw)
Phase 2
72
hvjwudclmh(kmngdywlim) = ozkwdtvgpl rbqcpnzyxe (vtjzfjygax )
Positive
01 Feb 2026
(Cohort 1)
qqhkzycxpk(xxsduvmpxe) = crqtlsgdwb hcctnrnasr (ijqikwbtgj )
Phase 2
94
(Regimen A (Chemotherapy, Dinutuximab, Sargramostim))
lfiopmyfai = lkgjyfgncu kchkckqoqz (lmgwcbrmrx, ztjzitwedt - kvrhfcnkkc)
-
21 Jan 2026
(Regimen B (Eflornithine, Chemotherapy, Dinutuximab))
lfiopmyfai = ibndqqfjsq kchkckqoqz (lmgwcbrmrx, azmczrpglt - tkdhouguoz)
Not Applicable
45
omlqjieamu(tbbkpseeso) = uossokyvak zxuysglkvb (ffiaviueiz, 3.2 - NR)
Positive
08 Jan 2026
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