Showing content from https://en.wikipedia.org/wiki/Dextromethorphan/quinidine below:
Dextromethorphan/quinidine - Wikipedia
From Wikipedia, the free encyclopedia
Pharmaceutical drug
Pharmaceutical compound
Dextromethorphan/quinidine, sold under the brand name Nuedexta, is a fixed-dose combination medication for the treatment of pseudobulbar affect (PBA).[2][3] It contains dextromethorphan (DXM) and the class I antiarrhythmic agent quinidine.[2]
Dextromethorphan/quinidine was approved for medical use in the United States in October 2010, and is marketed by Avanir Pharmaceuticals.[4]
DXM/quinidine is used in the treatment of PBA. In a 12-week randomized, double-blind trial, amyotrophic lateral sclerosis and multiple sclerosis patients with significant PBA were given either Nuedexta 20/10 mg or placebo. In 326 randomized patients, the PBA-episode daily rate was 46.9% (p < 0.0001) lower for Nuedexta than for placebo.[5] The three deaths in each of the two drug treatment arms and the single death in the placebo arm of the study were believed to be due to the natural course of the disease.[2]
- Atrioventricular (AV) block, complete, without implanted pacemaker or at high risk of complete AV block
- Concomitant use with drugs containing quinidine, quinine, or mefloquine
- Concomitant use with drugs that both prolong the QT interval and are metabolized by CYP2D6 (e.g., thioridazine, pimozide); effects on QT interval may be increased
- Concomitant use with MAOIs or use of MAOIs within 14 days; risk of serious, potentially fatal, drug interactions including serotonin syndrome
- Heart failure
- Hypersensitivity to dextromethorphan
- Hypersensitivity to quinine, mefloquine, quinidine, or dextromethorphan/quinidine with a history of thrombocytopenia, hepatitis, bone marrow depression or lupus-like syndrome induced by these drugs
- QT interval, prolonged or congenital long QT syndrome or a history suggesting torsades de pointes
Common risks and side effects include:[2]
Dextromethorphan acts as a σ1 receptor agonist, serotonin–norepinephrine reuptake inhibitor, and NMDA receptor antagonist, while quinidine is an antiarrhythmic agent acting as a CYP2D6 inhibitor.[6] Quinidine prevents the metabolism of dextromethorphan into its active metabolite dextrorphan, which is a much more potent NMDA receptor antagonist but much less potent serotonin reuptake inhibitor than dextromethorphan.[6][3] The mechanism of action of dextromethorphan/quinidine in the treatment of PBA is unknown.[3]
Dextromethorphan/quinidine was investigated for the treatment of agitation associated with dementia, diabetic neuropathy, drug-induced dyskinesia, migraine, and neuropathic pain, but development for these indications was discontinued.[7] Another formulation, deudextromethorphan/quinidine, is still under investigation for various indications.[8] These include agitation, schizophrenia, and major depressive disorder, among others.[8]
Acetylcholine receptor modulators
Muscarinic acetylcholine receptor modulators mAChRsTooltip Muscarinic acetylcholine receptors Agonists
Antagonists
- 3-Quinuclidinyl benzilate
- 4-DAMP
- Aclidinium bromide (+formoterol)
- Abediterol
- AF-DX 250
- AF-DX 384
- Ambutonium bromide
- Anisodamine
- Anisodine
- Antihistamines (first-generation) (e.g., brompheniramine, buclizine, captodiame, chlorphenamine (chlorpheniramine), cinnarizine, clemastine, cyproheptadine, dimenhydrinate, dimetindene, diphenhydramine, doxylamine, meclizine, mequitazine, perlapine, phenindamine, pheniramine, phenyltoloxamine, promethazine, propiomazine, triprolidine)
- AQ-RA 741
- Atropine
- Atropine methonitrate
- Atypical antipsychotics (e.g., clozapine, fluperlapine, olanzapine (+fluoxetine), rilapine, quetiapine, tenilapine, zotepine)
- Benactyzine
- Benzatropine (benztropine)
- Benzilone
- Benzilylcholine mustard
- Benzydamine
- Bevonium
- BIBN 99
- Biperiden
- Bornaprine
- Camylofin
- CAR-226,086
- CAR-301,060
- CAR-302,196
- CAR-302,282
- CAR-302,368
- CAR-302,537
- CAR-302,668
- Caramiphen
- Cimetropium bromide
- Clidinium bromide
- Cloperastine
- CS-27349
- Cyclobenzaprine
- Cyclopentolate
- Darifenacin
- DAU-5884
- Desfesoterodine
- Dexetimide
- DIBD
- Dicycloverine (dicyclomine)
- Dihexyverine
- Difemerine
- Diphemanil metilsulfate
- Ditran
- Drofenine
- EA-3167
- EA-3443
- EA-3580
- EA-3834
- Emepronium bromide
- Etanautine
- Etybenzatropine (ethybenztropine)
- Fenpiverinium
- Fentonium bromide
- Fesoterodine
- Flavoxate
- Glycopyrronium bromide (+beclometasone/formoterol, +indacaterol, +neostigmine)
- Hexahydrodifenidol
- Hexahydrosiladifenidol
- Hexbutinol
- Hexocyclium
- Himbacine
- HL-031,120
- Homatropine
- Imidafenacin
- Ipratropium bromide (+salbutamol)
- Isopropamide
- J-104,129
- Hyoscyamine
- Mamba toxin 3
- Mamba toxin 7
- Mazaticol
- Mebeverine
- Meladrazine
- Mepenzolate
- Methantheline
- Methoctramine
- Methylatropine
- Methylhomatropine
- Methylscopolamine
- Metixene
- Muscarinic toxin 7
- N-Ethyl-3-piperidyl benzilate
- N-Methyl-3-piperidyl benzilate
- Nefopam
- Octatropine methylbromide (anisotropine methylbromide)
- Orphenadrine
- Otenzepad (AF-DX 116)
- Otilonium bromide
- Oxapium iodide
- Oxitropium bromide
- Oxybutynin
- Oxyphencyclimine
- Oxyphenonium bromide
- PBID
- PD-102,807
- PD-0298029
- Penthienate
- Pethidine
- pFHHSiD
- Phenglutarimide
- Phenyltoloxamine
- Pipenzolate bromide
- Piperidolate
- Pirenzepine
- Piroheptine
- Pizotifen
- Poldine
- Pridinol
- Prifinium bromide
- Procyclidine
- Profenamine (ethopropazine)
- Propantheline bromide
- Propiverine
- Quinidine
- 3-Quinuclidinyl thiochromane-4-carboxylate
- Revefenacin
- Rociverine
- RU-47,213
- SCH-57,790
- SCH-72,788
- SCH-217,443
- Scopolamine (hyoscine)
- Scopolamine butylbromide (hyoscine butylbromide)
- Silahexacyclium
- Sofpironium bromide
- Solifenacin
- SSRIsTooltip Selective serotonin reuptake inhibitors (e.g., femoxetine, paroxetine)
- Telenzepine
- Terodiline
- Tetracyclic antidepressants (e.g., amoxapine, maprotiline, mianserin, mirtazapine)
- Tiemonium iodide
- Timepidium bromide
- Tiotropium bromide
- Tiquizium bromide
- Tofenacin
- Tolterodine
- Tricyclic antidepressants (e.g., amitriptyline (+perphenazine), amitriptylinoxide, butriptyline, cidoxepin, clomipramine, desipramine, desmethyldesipramine, dibenzepin, dosulepin (dothiepin), doxepin, imipramine, lofepramine, nitroxazepine, northiaden (desmethyldosulepin), nortriptyline, protriptyline, quinupramine, trimipramine)
- Tridihexethyl
- Trihexyphenidyl
- Trimebutine
- Tripitamine (tripitramine)
- Tropacine
- Tropatepine
- Tropicamide
- Tropine benzilate
- Trospium chloride
- Typical antipsychotics (e.g., chlorpromazine, chlorprothixene, cyamemazine (cyamepromazine), loxapine, mesoridazine, thioridazine)
- Umeclidinium bromide (+vilanterol)
- WIN-2299
- Xanomeline
- Zamifenacin
Precursors
(and prodrugs)
-
See also
-
Receptor/signaling modulators
-
Nicotinic acetylcholine receptor modulators
-
Acetylcholine metabolism/transport modulators
Nicotinic acetylcholine receptor modulators nAChRsTooltip Nicotinic acetylcholine receptors Agonists
(and PAMsTooltip positive allosteric modulators)
- 5-HIAA
- 6-Chloronicotine
- A-84,543
- A-366,833
- A-582,941
- A-867,744
- ABT-202
- ABT-418
- ABT-560
- ABT-894
- Acetylcholine
- Altinicline
- Anabasine
- Anatabine
- Anatoxin-a
- AR-R17779
- Bephenium hydroxynaphthoate
- Butinoline
- Butyrylcholine
- Carbachol
- Choline
- Choline m-bromophenyl ether
- Cotinine
- Cytisine
- Decamethonium
- Desformylflustrabromine
- Dianicline
- Dimethylphenylpiperazinium
- Epibatidine
- Epiboxidine
- Ethanol (alcohol)
- Ethoxysebacylcholine
- EVP-4473
- EVP-6124
- Galantamine
- GTS-21
- Ispronicline
- Ivermectin
- JNJ-39393406
- Levamisole
- Lobeline
- MEM-63,908 (RG-3487)
- Morantel
- Nicotine (tobacco)
- NS-1738
- PHA-543,613
- PHA-709,829
- PNU-120,596
- PNU-282,987
- Pozanicline
- Pyrantel
- Rivanicline
- RJR-2429
- Sazetidine A
- SB-206553
- Sebacylcholine
- SIB-1508Y
- SIB-1553A
- SSR-180,711
- Suberyldicholine
- Suxamethonium (succinylcholine)
- Suxethonium (succinyldicholine)
- TC-1698
- TC-1734
- TC-1827
- TC-2216
- TC-5214
- TC-5619
- TC-6683
- Tebanicline
- Tribendimidine
- Tropisetron
- UB-165
- Varenicline
- WAY-317,538
- XY-4083
Antagonists
(and NAMsTooltip negative allosteric modulators)
Precursors
(and prodrugs)
-
See also
-
Receptor/signaling modulators
-
Muscarinic acetylcholine receptor modulators
-
Acetylcholine metabolism/transport modulators
Glutamate receptor modulators
Ionotropic glutamate receptor modulators AMPARTooltip α-Amino-3-hydroxy-5-methyl-4-isoxazolepropionic acid receptor
KARTooltip Kainate receptor
NMDARTooltip N-Methyl-D-aspartate receptor
Metabotropic glutamate receptor modulators Group I mGluR1Tooltip Metabotropic glutamate receptor 1
mGluR5Tooltip Metabotropic glutamate receptor 5
Group II mGluR2Tooltip Metabotropic glutamate receptor 2
mGluR3Tooltip Metabotropic glutamate receptor 3
Group III mGluR4Tooltip Metabotropic glutamate receptor 4
mGluR6Tooltip Metabotropic glutamate receptor 6
mGluR7Tooltip Metabotropic glutamate receptor 7
mGluR8Tooltip Metabotropic glutamate receptor 8
See also: Receptor/signaling modulators • Ionotropic glutamate receptor modulators • Glutamate metabolism/transport modulators
Monoamine reuptake inhibitors DATTooltip Dopamine transporter
(DRIsTooltip Dopamine reuptake inhibitors)
NETTooltip Norepinephrine transporter
(NRIsTooltip Norepinephrine reuptake inhibitors)
- Others: Antihistamines (e.g., brompheniramine, chlorphenamine, pheniramine, tripelennamine)
- Antipsychotics (e.g., loxapine, ziprasidone)
- Arylcyclohexylamines (e.g., ketamine, phencyclidine)
- Dopexamine
- Ephenidine
- Ginkgo biloba
- Indeloxazine
- Nefazodone
- Opioids (e.g., desmetramadol, methadone, pethidine (meperidine), tapentadol, tramadol, levorphanol)
SERTTooltip Serotonin transporter
(SRIsTooltip Serotonin reuptake inhibitors)
- Others: A-80426
- Amoxapine
- Antihistamines (e.g., brompheniramine, chlorphenamine, dimenhydrinate, diphenhydramine, mepyramine (pyrilamine), pheniramine, tripelennamine)
- Antipsychotics (e.g., loxapine, ziprasidone)
- Arylcyclohexylamines (e.g., 3-MeO-PCP, esketamine, ketamine, methoxetamine, phencyclidine)
- Cyclobenzaprine
- Delucemine
- Dextromethorphan
- Dextrorphan
- Efavirenz
- Hypidone
- Medifoxamine
- Mesembrine
- Mifepristone
- MIN-117 (WF-516)
- N-Me-5-HT
- Opioids (e.g., dextropropoxyphene, methadone, pethidine (meperidine), levorphanol, tapentadol, tramadol)
- Roxindole
VMATsTooltip Vesicular monoamine transporters
Others
See also: Receptor/signaling modulators • Monoamine releasing agents • Adrenergics • Dopaminergics • Serotonergics • Monoamine metabolism modulators • Monoamine neurotoxins
RetroSearch is an open source project built by @garambo
| Open a GitHub Issue
Search and Browse the WWW like it's 1997 | Search results from DuckDuckGo
HTML:
3.2
| Encoding:
UTF-8
| Version:
0.7.4