Chemical compound
Meclofenoxate (INN , BAN ; brand name Lucidril , also known as centrophenoxine ) is a cholinergic nootropic used as a dietary supplement .[2] [3] [4] It is an ester of dimethylethanolamine (DMAE) and 4-chlorophenoxyacetic acid (pCPA).
In elderly patients, meclofenoxate has been shown to improve performance on certain memory tests.[5] Meclofenoxate also increases cellular membrane phospholipids.[citation needed ] It is sold in Japan and some European countries, such as Germany , Hungary , and Austria , as a prescription drug .
Side effects [ edit ] Meclofenoxate is considered to be safe and high in tolerability . However, possible side effects may include, rarely, insomnia , dizziness , restlessness , muscle tremor , depression , nausea , muscle tension , and headache ; these side effects may be due to overdosage and may indicate the need for the dosage to be reduced.
Research [ edit ] Meclofenoxate, as well as DMAE, have been found to increase the lifespans of mice by 26.5%.[6] [7]
Brand names [ edit ] In addition to Lucidril, meclofenoxate has also been marketed under the brand names Amipolen, Analux, Brenal, Cellative, Centrophenoxin, Cerebron, Cerutil, Closete, Helfergin, Lucidryl, Lutiaron, Marucotol, Proserout, Proseryl, and Ropoxyl.[8] In the US, meclofenoxate is sold as a dietary supplement, although it is an unapproved drug.[4]
See also [ edit ] References [ edit ] ^ Anvisa (2023-03-31). "RDC Nº 784 - Listas de Substâncias Entorpecentes, Psicotrópicas, Precursoras e Outras sob Controle Especial" [Collegiate Board Resolution No. 784 - Lists of Narcotic, Psychotropic, Precursor, and Other Substances under Special Control] (in Brazilian Portuguese). Diário Oficial da União (published 2023-04-04). Archived from the original on 2023-08-03. Retrieved 2023-08-16 . ^ Elks J (14 November 2014). The Dictionary of Drugs: Chemical Data: Chemical Data, Structures and Bibliographies . Springer. pp. 758–. ISBN 978-1-4757-2085-3 . ^ Index Nominum 2000: International Drug Directory . Taylor & Francis. January 2000. pp. 636–. ISBN 978-3-88763-075-1 . ^ a b Cohen PA, Avula B, Khan I (October 2022). "The unapproved drug centrophenoxine (meclofenoxate) in cognitive enhancement dietary supplements". Clinical Toxicology . 60 (10): 1156–1158. doi :10.1080/15563650.2022.2109485 . PMID 35959800 . S2CID 251516603 . ^ Marcer D, Hopkins SM (May 1977). "The differential effects of meclofenoxate on memory loss in the elderly" . Age and Ageing . 6 (2): 123–31. doi :10.1093/ageing/6.2.123 . PMID 329662 . ^ Donaldson T (1 January 2003). "A Brief History of Anti-aging Drugs" . In Klatz R, Goldman B (eds.). The Science of Anti-aging Medicine . American Academy of Anti-Aging Med. pp. 66–. ISBN 978-0-9668937-3-1 . ^ Hothschild R (August 1973). "Effect of dimethylamnioethyl p-chlorophenoxyacetate on the life span of male Swiss Webster Albino mice". Experimental Gerontology . 8 (4): 177–183. doi :10.1016/0531-5565(73)90024-7 . PMID 4147092 . ^ Zhou Y (22 October 2013). Drugs in Psychiatric Practice . Elsevier. ISBN 978-1-4831-9193-5 .
mAChRs Tooltip 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 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 SSRIs Tooltip 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 Trospium chloride Typical antipsychotics (e.g., chlorpromazine , chlorprothixene , cyamemazine (cyamepromazine) , loxapine , mesoridazine , thioridazine ) Umeclidinium bromide (+vilanterol ) WIN-2299 Xanomeline Zamifenacin
Precursors (and prodrugs )
nAChRs Tooltip Nicotinic acetylcholine receptors
Agonists (and PAMs Tooltip 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 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 NAMs Tooltip negative allosteric modulators )
Precursors (and prodrugs )