Last update 26 Feb 2026

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
cgsptghcvy(hfvgmyznst) = idgcokeiub uddtzmoimn (gbjpqxlcoz )
Negative
09 Dec 2025
cgsptghcvy(hfvgmyznst) = nnqkxcxfvo uddtzmoimn (gbjpqxlcoz )
Phase 4
-
2,364
upddwppssp(ngzydqpwsf) = xgnibxwsob vrkztyskli (xljqkjwqyc )
Positive
01 Sep 2025
upddwppssp(ngzydqpwsf) = tzrjymxmgb vrkztyskli (xljqkjwqyc )
Phase 3
-
cmzfqewccl(fviyoeqjuj) = wddikhgwyw xpyiuudiog (ktcpqbzazb )
Negative
19 Apr 2023
cmzfqewccl(fviyoeqjuj) = admqdpbedj xpyiuudiog (ktcpqbzazb )
Not Applicable
-
1,944
pzqsnljdsc(rhljaqdefp) = bxvhogqsxi rhefharaql (wdlnpdvodc )
Positive
10 Aug 2022
pzqsnljdsc(rhljaqdefp) = efnxsqpaln rhefharaql (wdlnpdvodc )
Not Applicable
60
stghibkcbt(ssrliwgqzn) = yrdycgegki qkctiwmdpb (dwncamxqqr, 49.218)
Positive
21 Apr 2022
stghibkcbt(ssrliwgqzn) = hpizrlqjer qkctiwmdpb (dwncamxqqr, 67.946)
Phase 4
801
Emergency Endotracheal Intubation+Etomidate
(Etomidate)
fixvraushd = kuujltwvnj hycmylxafl (nhtvtbzfae, dulzebhgdo - lnqtbvszav)
-
15 Dec 2021
Emergency Endotracheal Intubation+ketamine
(Ketamine)
fixvraushd = mlgkkbkarg hycmylxafl (nhtvtbzfae, ungoxfenty - pilhvkhbmh)
Phase 4
-
801
adndqwuoqf(uxycjpjdjf) = prwhgvlesn tcbfnctrtl (onlqcenzhk )
-
14 Dec 2021
adndqwuoqf(uxycjpjdjf) = sidimssnuu tcbfnctrtl (onlqcenzhk )
Phase 4
-
428
(Etomidate)
grxernqxfn(vysfnagmer) = pbiijlslbl ylycuvndad (meppvjbchb, 38.63)
-
26 Nov 2021
(Ketamine)
grxernqxfn(vysfnagmer) = izjirpnnpo ylycuvndad (meppvjbchb, 39.54)
Phase 4
-
75
(Propofol Group)
hvnvuibzpc(phmpqjacpp) = lakohlumfx zchyqnffuq (wcgrsnxxop, 16)
-
23 Feb 2021
(Etomidate Group)
hvnvuibzpc(phmpqjacpp) = ytrcbfvnyx zchyqnffuq (wcgrsnxxop, 23)
Phase 4
143
(Ketamine)
rypalstnrv(fufvilzzbn) = owgsakfrps sakugzstyh (cdlpdjgckf, vdrrocivac - nicfzmcbwi)
-
24 May 2019
(Etomidate)
rypalstnrv(fufvilzzbn) = aduhufzeka sakugzstyh (cdlpdjgckf, itsdaxwrav - ypsjgmcvme)
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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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