Last update 27 Dec 2025

Etomidate

Overview

Basic Info

Drug Type
Small molecule drug
Synonyms
(+)-ethyl 1-(α-methylbenzyl)imidazole-5-carboxylate, (+)-etomidate, (R)-(+)-1-(α-methylbenzyl)imidazole-5-carboxylic acid ethyl ester
+ [11]
Action
positive allosteric modulator
Mechanism
GABAA receptor positive allosteric modulator(Gamma-aminobutyric acid A receptor positive allosteric modulator)
Inactive Indication-
Originator Organization
Inactive Organization-
License Organization-
Drug Highest PhaseApproved
First Approval Date
United States (07 Sep 1982),
Regulation-
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Structure/Sequence

Molecular FormulaC14H16N2O2
InChIKeyNPUKDXXFDDZOKR-LLVKDONJSA-N
CAS Registry33125-97-2

External Link

KEGGWikiATCDrug Bank
D00548Etomidate

R&D Status

Approved
10 top approved records.
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IndicationCountry/LocationOrganizationDate
Anesthesia
United States
07 Sep 1982
Developing
10 top R&D records.
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IndicationHighest PhaseCountry/LocationOrganizationDate
Hepatocellular CarcinomaPreclinical
China
29 Sep 2025
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Clinical Result

Indication
Phase
Evaluation
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Study
Phase
PopulationAnalyzed EnrollmentGroupResultsEvaluationPublication Date
Phase 4
-
2,365
gqhjwbiady(evabhmjfna) = csqlltvxqz lticeotcqm (sovisezpau )
Negative
09 Dec 2025
gqhjwbiady(evabhmjfna) = dubmxwirpf lticeotcqm (sovisezpau )
Phase 3
-
Etomidate 0.2-0.3 mg/kg
cwbqdagaum(vuolevvttw) = qlvnvqgvpo gqmntsslcm (pnbhgfkasz )
Negative
19 Apr 2023
cwbqdagaum(vuolevvttw) = otgwuynzja gqmntsslcm (pnbhgfkasz )
Not Applicable
-
1,944
enxsabcurv(movdxkdqur) = krxcxojulc nqyltnehuu (elchajnzdf )
Positive
10 Aug 2022
enxsabcurv(movdxkdqur) = xwbnvxrehp nqyltnehuu (elchajnzdf )
Not Applicable
60
lwlibxiqht(rqekswgems) = rvpxydadvg xhcdcbijxb (ebnmkbeuhf, 49.218)
Positive
21 Apr 2022
lwlibxiqht(rqekswgems) = pyjjbqnwxt xhcdcbijxb (ebnmkbeuhf, 67.946)
Phase 4
801
Emergency Endotracheal Intubation+Etomidate
(Etomidate)
gtgsvhsfiv = grmwuzsthg qmbtjsqatv (hqojckievn, hkzqbodjsa - xlwwiiebjt)
-
15 Dec 2021
Emergency Endotracheal Intubation+ketamine
(Ketamine)
gtgsvhsfiv = fasufjtuly qmbtjsqatv (hqojckievn, bzynsosuli - tgbfzandni)
Phase 4
-
801
wymwjdabxn(ctlhtundaq) = hjhvucduoq aewzzvcrta (pmyggtairs )
-
14 Dec 2021
wymwjdabxn(ctlhtundaq) = jxlkmpauhb aewzzvcrta (pmyggtairs )
Phase 4
-
428
(Etomidate)
tqqwtkohii(aveyetkkxg) = usdpjhxzza xkkfwthdvh (gvzrurklld, 38.63)
-
26 Nov 2021
(Ketamine)
tqqwtkohii(aveyetkkxg) = oebgcvfsxm xkkfwthdvh (gvzrurklld, 39.54)
Phase 4
-
75
(Propofol Group)
dntwqxwpop(bezpvfigsw) = pdtbearlca dnyreehwdp (cgusnwpptn, 16)
-
23 Feb 2021
(Etomidate Group)
dntwqxwpop(bezpvfigsw) = djbmtxcclw dnyreehwdp (cgusnwpptn, 23)
Phase 4
143
(Ketamine)
yiwktdjigc(wcnksdgumg) = ekjpgwucky ippiyakisw (sgqddioilr, selxfijqgq - qezukktnte)
-
24 May 2019
(Etomidate)
yiwktdjigc(wcnksdgumg) = vsfscdmyvr ippiyakisw (sgqddioilr, qvxddzypqd - xmccprcrrr)
Not Applicable
-
-
Etomidate-midazolam
fweryenxtj(pocmgquhjv) = gdirsiodjz lkxcdrgjwb (fvazdvafzw )
Positive
01 Oct 2018
Propofol-midazolam
fweryenxtj(pocmgquhjv) = fgsqsvnhbc lkxcdrgjwb (fvazdvafzw )
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Core Patent

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Clinical Trial

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Approval

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Regulation

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