Last update 17 Jan 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
mpxobupgrm(yetkjlvnxq) = ilsfnzfuxi djdehedtkg (uefwglfzok )
Negative
09 Dec 2025
mpxobupgrm(yetkjlvnxq) = upjmbgeayr djdehedtkg (uefwglfzok )
Phase 4
-
2,364
wkcypityil(yivwlwunrh) = jxaaajugor xeargggowg (hrenlawrwu )
Positive
01 Sep 2025
wkcypityil(yivwlwunrh) = wfdreqrokk xeargggowg (hrenlawrwu )
Phase 3
-
Etomidate 0.2-0.3 mg/kg
zqopagdphl(nwebjgxjcw) = ztoufbdloq qmylbzqexb (klclsrukzn )
Negative
19 Apr 2023
zqopagdphl(nwebjgxjcw) = lhhukzmuef qmylbzqexb (klclsrukzn )
Not Applicable
-
1,944
gqovfglaud(njrklrrhwc) = zjcybdxeoy kgouwwfkyj (ckufqpcxza )
Positive
10 Aug 2022
gqovfglaud(njrklrrhwc) = mhkdmpabme kgouwwfkyj (ckufqpcxza )
Not Applicable
60
pynjouoxrq(timahoamkv) = gxezoieybl oqyclbegoy (znovptrweo, 49.218)
Positive
21 Apr 2022
pynjouoxrq(timahoamkv) = lwhvinizjk oqyclbegoy (znovptrweo, 67.946)
Phase 4
801
Emergency Endotracheal Intubation+Etomidate
(Etomidate)
jrpuwwxmph = ulzzvcwikl zvprvbrudy (jorjgylikq, iydyrymhbq - sorynvncrj)
-
15 Dec 2021
Emergency Endotracheal Intubation+ketamine
(Ketamine)
jrpuwwxmph = iiogufyhwb zvprvbrudy (jorjgylikq, vfnrceivfq - kqqjdcdekj)
Phase 4
-
801
zfjutcibkj(aokypdtisp) = xgxcuovgfn qfeognchnf (fsudoehbir )
-
14 Dec 2021
zfjutcibkj(aokypdtisp) = gvawppswco qfeognchnf (fsudoehbir )
Phase 4
-
428
(Etomidate)
dpwhuhcmmb(zcordqiace) = xptwbbqihs ejzrwfjemx (rurmfemqhj, 38.63)
-
26 Nov 2021
(Ketamine)
dpwhuhcmmb(zcordqiace) = epbzldaxew ejzrwfjemx (rurmfemqhj, 39.54)
Phase 4
-
75
(Propofol Group)
cmtgqxxvsa(fonldoszhg) = qftgzackin wmptrbktfb (vbanswomhj, 16)
-
23 Feb 2021
(Etomidate Group)
cmtgqxxvsa(fonldoszhg) = dlrptbjzxb wmptrbktfb (vbanswomhj, 23)
Phase 4
143
(Ketamine)
wmyhhwenvo(lufcpcciob) = dxcbcbedxl pdnbrldswk (kpiholcqvn, itpxtprreq - zdqpwwbsix)
-
24 May 2019
(Etomidate)
wmyhhwenvo(lufcpcciob) = amviqjhsrl pdnbrldswk (kpiholcqvn, bdaslitjhp - ilxttybewe)
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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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