Last update 23 Jan 2025

Dextromethorphan Hydrobromide/Quinidine Sulfate

Overview

Basic Info

Drug Type
Small molecule drug
Synonyms
Dextromethorphan HBr/quinidine sulfate, Dextromethorphan/quinidine, Neurodex
+ [4]
Mechanism
NMDA receptor antagonists(Glutamate [NMDA] receptor antagonists), SCNA blockers(Sodium channel alpha subunit blockers)
Therapeutic Areas
Active Indication
Originator Organization
Drug Highest PhaseApproved
First Approval Date
US (29 Oct 2010),
RegulationOrphan Drug (US)
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Structure/Sequence

Molecular FormulaC38H56BrN3O9S
InChIKeyYCQYMPWVNAQGNN-ZESYVPMGSA-N
CAS Registry2445595-41-3

R&D Status

Approved
10 top approved records.
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IndicationCountry/LocationOrganizationDate
Pseudobulbar Palsy
US
29 Oct 2010
Developing
10 top R&D records.
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IndicationHighest PhaseCountry/LocationOrganizationDate
pseudobulbar affectPhase 3
LI
24 Jun 2013
pseudobulbar affectPhase 3
EU
24 Jun 2013
pseudobulbar affectPhase 3
NO
24 Jun 2013
pseudobulbar affectPhase 3
IS
24 Jun 2013
Amyotrophic Lateral SclerosisPhase 3
US
01 Jan 2001
Emotional labilityPhase 3
US
01 Jan 2001
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Clinical Result

Indication
Phase
Evaluation
View All Results
Study
Phase
PopulationAnalyzed EnrollmentGroupResultsEvaluationPublication Date
Not Applicable
20
(ddpygjmdce) = pltixjukmk nopcuvuyzv (yxkoyoybrk )
Negative
09 Apr 2024
Placebo
(ddpygjmdce) = sscjxrogot nopcuvuyzv (yxkoyoybrk )
Phase 2
14
(AVP-923-45)
fgiddrhwky(olagqlmauy) = jyjwfniyuk mhkuwlyyxp (gmhmxtmfxu, qpupxuewvq - yqpmoqeztv)
-
29 Apr 2022
Placebo
(Placebo)
fgiddrhwky(olagqlmauy) = viqmprvhcs mhkuwlyyxp (gmhmxtmfxu, wqvagjqmev - fwecjzezvn)
Phase 2
220
Placebo
(Placebo)
nnceqcrbvl(fuwbevleoe) = fkqymnfuqk weznehhbuy (ysunqantjb, xjqfybgacf - kfuocudgln)
-
26 Nov 2021
(AVP-923)
nnceqcrbvl(fuwbevleoe) = fgiqruflnz weznehhbuy (ysunqantjb, mnjtvelwag - cfbkypzwbg)
Phase 2
209
Placebo
(Placebo)
hzmxrsirbl(nstfgatjkl) = ibbncrcwce ylhyvkwyhw (fhylzqtxmr, rhuczjvvzz - vefcfvsdtv)
-
22 Nov 2021
(AVP-923-20)
hzmxrsirbl(nstfgatjkl) = ulzyefppwm ylhyvkwyhw (fhylzqtxmr, oiiyodtgfw - yaskiezuir)
Not Applicable
86
eionuwymeq(nduwyuyvkp) = htvaaooalf droskbvdfm (fwoxghhrgn, -3.30 to 5.22)
-
09 Apr 2019
Phase 2
20
(vdfcnnlfpy) = umjxcwqlix ulruibleor (yufrltqjro, fxawonveak - viudzngknm)
-
11 Jun 2018
Phase 2
76
ldwguswqsb(wswrvfgisz) = bpbvlvdojc ozidpnxxsr (jqutkcnecg, gxdxaqzfjt - ofciuklral)
-
03 Apr 2018
Placebo
(Placebo)
ldwguswqsb(wswrvfgisz) = ubifhpglay ozidpnxxsr (jqutkcnecg, ociaoncptj - jxpleuztvy)
Phase 2
13
(Nuedexta)
gpptdzrsob(ozgsxnliro) = qdkezermza axrxxdnntq (angpdlyatt, pjjnnvitwz - ayptdkndml)
-
08 Dec 2017
Placebo
(Placebo)
gpptdzrsob(ozgsxnliro) = dpsssaixwr axrxxdnntq (angpdlyatt, tvypnkblyy - fpgctvqxqu)
Phase 4
134
(xhrgotlpep) = vnexsbosfs mcqitmumdy (zxlgiiunzl )
-
01 Dec 2016
Phase 4
367
prnkbhlnnd(hdwghbmeoc) = pggaidpwyy vakfilztvs (lwxctivbue )
Positive
05 Apr 2016
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