Imidafenacin|  | 
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| Routes of administration
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| ATC code |  | 
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| Legal status | 
In general: ℞ (Prescription only)
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4-(2-Methyl-1H-imidazol-1-yl)-2,2-diphenylbutanamide
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| CAS Number |  | 
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| CompTox Dashboard (EPA) |  | 
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| ECHA InfoCard | 100.216.585 | 
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| Formula | C20H21N3O | 
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| Molar mass | 319.408 g·mol−1 | 
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| 3D model (JSmol) |  | 
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CC1=NC=CN1CCC(C2=CC=CC=C2)(C3=CC=CC=C3)C(=O)N
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InChI=1S/C20H21N3O/c1-16-22-13-15-23(16)14-12-20(19(21)24,17-8-4-2-5-9-17)18-10-6-3-7-11-18/h2-11,13,15H,12,14H2,1H3,(H2,21,24)  NKey:SQKXYSGRELMAAU-UHFFFAOYSA-N  N
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|  N  Y (what is this?)  (verify) | 
Imidafenacin (INN) is a urinary antispasmodic of the anticholinergic class.[1] It is used for the treatment of urinary incontinence and related bladder issues, especially in patients with benign prostatic hyperplasia or who have had prostate surgery. Unlike most related drugs, it is orally active but still shows a rapid onset of action, which makes it more convenient to administer.[2][3][4]
References
- ^ Kobayashi F, Yageta Y, Segawa M, Matsuzawa S (2007). "Effects of imidafenacin (KRP-197/ONO-8025), a new anti-cholinergic agent, on muscarinic acetylcholine receptors. High affinities for M3 and M1 receptor subtypes and selectivity for urinary bladder over salivary gland". Arzneimittelforschung. 57 (2): 92–100. doi:10.1055/s-0031-1296589. PMID 17396619. S2CID 21636454.
- ^ Mostafaei H, Salehi-Pourmehr H, Jilch S, Carlin GL, Mori K, Quhal F, Pradere B, Grossmann NC, Laukhtina E, Schuettfort VM, Aydh A, Sari Motlagh R, König F, Roehrborn CG, Katayama S, Rajwa P, Hajebrahimi S, Shariat SF. Choosing the Most Efficacious and Safe Oral Treatment for Idiopathic Overactive Bladder: A Systematic Review and Network Meta-analysis. Eur Urol Focus. 2022 Jul;8(4):1072-1089. doi:10.1016/j.euf.2021.08.011 PMID 34563481
- ^ Su YT, Chen HL, Teoh JY, Chan VW, Wu WJ, Lee HY. Comparison of add-on medications for persistent storage symptoms after α-blocker treatment in BPH patients - a network meta-analysis. BMC Urol. 2023 Oct 3;23(1):154. doi:10.1186/s12894-023-01327-1 PMID 37789333
- ^ Lee JH, Goh HJ, Lee K, Choi DW, Lee KM, Kim S. Efficacy and safety evaluation of imidafenacin administered twice daily for continency recovery following radical prostatectomy in prostate cancer patients: Prospective open-label case-controlled randomized trial. Investig Clin Urol. 2024 Sep;65(5):466-472. doi:10.4111/icu.20240129 PMID 39249919
 
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| mAChRsTooltip Muscarinic acetylcholine receptors | | Agonists |  | 
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 | Antagonists | 
3-Quinuclidinyl benzilate4-DAMPAclidinium bromide (+formoterol)AbediterolAF-DX 250AF-DX 384Ambutonium bromideAnisodamineAnisodineAntihistamines (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 741AtropineAtropine methonitrateAtypical antipsychotics (e.g., clozapine, fluperlapine, olanzapine (+fluoxetine), rilapine, quetiapine, tenilapine, zotepine)BenactyzineBenzatropine (benztropine)BenziloneBenzilylcholine mustardBenzydamineBevoniumBIBN 99BiperidenBornaprineCamylofinCAR-226,086CAR-301,060CAR-302,196CAR-302,282CAR-302,368CAR-302,537CAR-302,668CaramiphenCimetropium bromideClidinium bromideCloperastineCS-27349CyclobenzaprineCyclopentolateDarifenacinDAU-5884DesfesoterodineDexetimideDIBDDicycloverine (dicyclomine)DihexyverineDifemerineDiphemanil metilsulfateDitranDrofenineEA-3167EA-3443EA-3580EA-3834Emepronium bromideEtanautineEtybenzatropine (ethybenztropine)FenpiveriniumFentonium bromideFesoterodineFlavoxateGlycopyrronium bromide (+beclometasone/formoterol, +indacaterol, +neostigmine)HexahydrodifenidolHexahydrosiladifenidolHexbutinolHexocycliumHimbacineHL-031,120HomatropineIpratropium bromide (+salbutamol)IsopropamideJ-104,129HyoscyamineMamba toxin 3Mamba toxin 7MazaticolMebeverineMeladrazineMepenzolateMethanthelineMethoctramineMethylatropineMethylhomatropineMethylscopolamineMetixeneMuscarinic toxin 7N-Ethyl-3-piperidyl benzilateN-Methyl-3-piperidyl benzilateNefopamOctatropine methylbromide (anisotropine methylbromide)OrphenadrineOtenzepad (AF-DX 116)Otilonium bromideOxapium iodideOxitropium bromideOxybutyninOxyphencyclimineOxyphenonium bromidePBIDPD-102,807PD-0298029PenthienatePethidinepFHHSiDPhenglutarimidePhenyltoloxaminePipenzolate bromidePiperidolatePirenzepinePiroheptinePizotifenPoldinePridinolPrifinium bromideProcyclidineProfenamine (ethopropazine)Propantheline bromidePropiverineQuinidine3-Quinuclidinyl thiochromane-4-carboxylateRevefenacinRociverineRU-47,213SCH-57,790SCH-72,788SCH-217,443Scopolamine (hyoscine)Scopolamine butylbromide (hyoscine butylbromide)SilahexacycliumSofpironium bromideSolifenacinSSRIsTooltip Selective serotonin reuptake inhibitors (e.g., femoxetine, paroxetine)TelenzepineTerodilineTetracyclic antidepressants (e.g., amoxapine, maprotiline, mianserin, mirtazapine)Tiemonium iodideTimepidium bromideTiotropium bromideTiquizium bromideTofenacinTolterodineTricyclic antidepressants (e.g., amitriptyline (+perphenazine), amitriptylinoxide, butriptyline, cidoxepin, clomipramine, desipramine, desmethyldesipramine, dibenzepin, dosulepin (dothiepin), doxepin, imipramine, lofepramine, nitroxazepine, northiaden (desmethyldosulepin), nortriptyline, protriptyline, quinupramine, trimipramine)TridihexethylTrihexyphenidylTrimebutineTripitamine (tripitramine)TropacineTropatepineTropicamideTropine benzilateTrospium chlorideTypical antipsychotics (e.g., chlorpromazine, chlorprothixene, cyamemazine (cyamepromazine), loxapine, mesoridazine, thioridazine)Umeclidinium bromide (+vilanterol)WIN-2299XanomelineZamifenacin
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See alsoReceptor/signaling modulatorsNicotinic acetylcholine receptor modulatorsAcetylcholine metabolism/transport modulators
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