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| 5-HT1A | 
| 
Agonists: 8-OH-DPATAdatanserinAmphetamineAntidepressants (e.g., etoperidone, nefazodone, trazodone, vilazodone, vortioxetine)Atypical antipsychotics (e.g., aripiprazole, asenapine, clozapine, lurasidone, quetiapine, ziprasidone)Azapirones (e.g., buspirone, eptapirone, gepirone, perospirone, tandospirone)Bay R 1531BefiradolBMY-14802CannabidiolDimemebfeDopamineEbalzotanEltoprazineErgolines (e.g., bromocriptine, cabergoline, dihydroergotamine, ergotamine, lisuride, LSD, methylergometrine (methylergonovine), methysergide, pergolide)F-11461F-12826F-13714F-14679F-15063F-15599FlesinoxanFlibanserinFlumexadolLesopitronLY-293284LY-301317mCPPMKC-242NaluzotanNBUMPOsemozotanOxaflozanePardoprunoxPiclozotanRauwolscineRepinotanRoxindoleRU-24969S-14506S-14671S-15535SarizotanSerotonin (5-HT)SSR-181507SunepitronTryptamines (e.g., 5-CT, 5-MeO-DMT, 5-MT, bufotenin, DMT, indorenate, N-Me-5-HT, psilocin, psilocybin)TGBA01ADU-92016AUrapidilVilazodoneXaliprodenYohimbine |  
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Antagonists: Atypical antipsychotics (e.g., iloperidone, risperidone, sertindole)AV965Beta blockers (e.g., alprenolol, cyanopindolol, iodocyanopindolol, oxprenolol, pindobind, pindolol, propranolol, tertatolol)BMY-7378CSP-2503DotarizineErgolines (e.g., metergoline)FlopropioneGR-46611IsamoltaneLecozotanMefwayMetitepine (methiothepin)MIN-117 (WF-516)MPPFNAN-190RobalzotanS-15535SB-649915SDZ 216-525SpiperoneSpiramideSpiroxatrineUH-301WAY-100135WAY-100635Xylamidine |  
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Unknown/unsorted: AcetryptineErgolines (e.g., ergometrine (ergonovine)) |  |  
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| 5-HT1B | 
| 
Agonists: CGS-12066ACP-93129CP-94253CP-122,288CP-135807EltoprazineErgolines (e.g., bromocriptine, dihydroergotamine, ergotamine, methylergometrine (methylergonovine), methysergide, pergolide)mCPPRU-24969Serotonin (5-HT)Triptans (e.g., avitriptan, donitriptan, eletriptan, sumatriptan, zolmitriptan)TFMPPTryptamines (e.g., 5-BT, 5-CT, 5-MT, DMT)Vortioxetine |  
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Antagonists: AR-A000002ElzasonanErgolines (e.g., metergoline)GR-127935IsamoltaneLY-393558Metitepine (methiothepin)SB-216641SB-224289SB-236057Yohimbine |  
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Unknown/unsorted: Ergolines (e.g., cabergoline, ergometrine (ergonovine), lisuride) |  |  
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| 5-HT1D | 
| 
Agonists: CP-122,288CP-135807CP-286601Ergolines (e.g., bromocriptine, cabergoline, dihydroergotamine, ergotamine, LSD, methysergide)GR-46611L-694247L-772405mCPPPNU-109291PNU-142633Serotonin (5-HT)TGBA01ADTriptans (e.g., almotriptan, avitriptan, donitriptan, eletriptan, frovatriptan, naratriptan, rizatriptan, sumatriptan, zolmitriptan)Tryptamines (e.g., 5-BT, 5-CT, 5-Et-DMT, 5-MT, 5-(nonyloxy)tryptamine, DMT) |  
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Antagonists: AlniditanBRL-15572ElzasonanErgolines (e.g., metergoline)GR-127935KetanserinLY-310762LY-367642LY-393558LY-456219LY-456220Metitepine (methiothepin)MianserinRitanserinYohimbineZiprasidone |  
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Unknown/unsorted: AcetryptineErgolines (e.g., lisuride, lysergol, pergolide) |  |  
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| 5-HT1E | 
| 
Agonists: BRL-54443Ergolines (e.g., methysergide)Serotonin (5-HT)Triptans (e.g., eletriptan)Tryptamines (e.g., tryptamine) |  
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Antagonists: Metitepine (methiothepin) |  
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Unknown/unsorted: Ergolines (e.g., ergometrine (ergonovine), lysergol, methylergometrine (methylergonovine) |  |  
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| 5-HT1F | 
| 
Agonists: BRL-54443CP-122,288Ergolines (e.g., bromocriptine, lysergol, methylergometrine (methylergonovine) methysergide)LasmiditanLY-334370Serotonin (5-HT)Triptans (e.g., eletriptan, naratriptan, sumatriptan)Tryptamines (e.g., 5-MT) |  
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Antagonists: MianserinMetitepine (methiothepin) |  |  |  | 
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| 5-HT2A | 
| 
Agonists: 25H/NB series (e.g., 25I-NBF, 25I-NBMD, 25I-NBOH, 25I-NBOMe, 25B-NBOMe, 25C-NBOMe, 25TFM-NBOMe, 2CBCB-NBOMe, 25CN-NBOH, 2CBFly-NBOMe)2Cs (e.g., 2C-B, 2C-E, 2C-I, 2C-T-2, 2C-T-7, 2C-T-21)2C-B-FLY2CB-Ind5-Methoxytryptamines (5-MeO-DET, 5-MeO-DiPT, 5-MeO-DMT, 5-MeO-DPT, 5-MT)α-Alkyltryptamines (e.g., 5-Cl-αMT, 5-Fl-αMT, 5-MeO-αET, 5-MeO-αMT, α-Me-5-HT, αET, αMT)AL-34662AL-37350ABromo-DragonFLYDimemebfeDMBMPPDOx (e.g., DOB, DOC, DOI, DOM)EfavirenzErgolines (e.g., 1P-LSD, ALD-52, bromocriptine, cabergoline, ergine (LSA), ergotamine, lisuride, LA-SS-Az, LSB, LSD, LSD-Pip, LSH, LSP, methylergometrine (methylergonovine), pergolide)FlumexadolJimscalineLorcaserinMDxx (e.g., MDA, MDMA, MDOH, MMDA)O-4310OxaflozanePHA-57378PNU-22394PNU-181731RH-34Phenethylamines (e.g., lophophine, mescaline)Piperazines (e.g., BZP, mCPP, quipazine, TFMPP)Serotonin (5-HT)TCB-2TFMFlyTryptamines (e.g., 5-BT, 5-CT, bufotenin, DET, DiPT, DMT, DPT, psilocin, psilocybin, tryptamine) |  
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Antagonists: 5-I-R911505-MeO-NBpBrTAC-90179AdatanserinAltanserinAMDAAPD-215Atypical antipsychotics (e.g., amperozide, aripiprazole, asenapine, blonanserin, carpipramine, clocapramine, clorotepine, clozapine, fluperlapine, gevotroline, iloperidone, melperone, mosapramine, ocaperidone, olanzapine, paliperidone, quetiapine, risperidone, sertindole, zicronapine, ziprasidone, zotepine)CinanserinCSP-2503CyproheptadineDeramciclaneDotarizineEplivanserinErgolines (e.g., amesergide, LY-53857, LY-215840, mesulergine, metergoline, methysergide, sergolexole)EtoperidoneFananserinFlibanserinGlemanserinIrindaloneKetanserinKML-010LubazodoneLY-393558MedifoxamineMepiprazoleMetitepine (methiothepin)MIN-101NaftidrofurylNantenineNefazodonePelanserinPhenoxybenzaminePimavanserinPirenperonePizotifenPruvanserinRauwolscineRitanserinS-14671SarpogrelateSetoperoneSpiperoneSpiramideSR-46349BTGBA01ADTeniloxazineTemanogrelTetracyclic antidepressants (e.g., amoxapine, aptazapine, esmirtazapine, maprotiline, mianserin, mirtazapine)TrazodoneTricyclic antidepressants (e.g., amitriptyline)Typical antipsychotics (e.g., chlorpromazine, fluphenazine, haloperidol, loxapine, perphenazine, pimozide, pipamperone, prochlorperazine, thioridazine, thiothixene, trifluoperazine)VolinanserinXylamidineYohimbine |  
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Unknown/unsorted: Ergolines (e.g., dihydroergotamine, ergometrine (ergonovine), nicergoline)MIN-117 (WF-516) |  |  
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| 5-HT2B | 
| 
Agonists: 4-MethylaminorexAminorexAmphetamines (eg., chlorphentermine, cloforex, dexfenfluramine, fenfluramine, levofenfluramine, norfenfluramine)BW-723C86DOx (e.g., DOB, DOC, DOI, DOM)Ergolines (e.g., cabergoline, dihydroergocryptine, dihydroergotamine, ergotamine, methylergometrine (methylergonovine), methysergide, pergolide)MDxx (e.g., MDA, MDMA, MDOH, MMDA)Piperazines (e.g., mCPP)PNU-22394Ro60-0175Serotonin (5-HT)Tryptamines (e.g., 5-BT, 5-CT, 5-MT, α-Me-5-HT, bufotenin, DET, DiPT, DMT, DPT, psilocin, psilocybin, tryptamine) |  
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Antagonists: AgomelatineAsenapineCyproheptadineEGIS-7625Ergolines (e.g., amesergide, bromocriptine, lisuride, LY-53857, LY-272015, mesulergine)KetanserinLY-393558MetadoxineMetitepine (methiothepin)PirenperonePropranololPRX-08066RauwolscineRitanserinRS-127445SarpogrelateSB-200646SB-204741SB-206553SB-215505SB-221284SB-228357SDZ SER-082TegaserodTetracyclic antidepressants (e.g., amoxapine, mianserin)TIK-301Yohimbine |  
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Unknown/unsorted: Ergolines (e.g., ergometrine (ergonovine)) |  |  
|  |  
| 5-HT2C | 
| 
Agonists: 2Cs (e.g., 2C-B, 2C-E, 2C-I, 2C-T-2, 2C-T-7, 2C-T-21)5-Methoxytryptamines (5-MeO-DET, 5-MeO-DiPT, 5-MeO-DMT, 5-MeO-DPT, 5-MT)α-Alkyltryptamines (e.g., 5-Cl-αMT, 5-Fl-αMT, 5-MeO-αET, 5-MeO-αMT, α-Me-5-HT, αET, αMT)A-372159AL-38022AAlstonineCP-809101DimemebfeDOx (e.g., DOB, DOC, DOI, DOM)Ergolines (e.g., ALD-52, cabergoline, dihydroergotamine, ergine (LSA), ergotamine, lisuride, LA-SS-Az, LSB, LSD, LSD-Pip, LSH, LSP, pergolide)FlumexadolLorcaserinMDxx (e.g., MDA, MDMA, MDOH, MMDA)MK-212Org 12962Org 37684OxaflozanePHA-57378Phenethylamines (e.g., lophophine, mescaline)Piperazines (e.g., aripiprazole, BZP, mCPP, quipazine, TFMPP)PNU-22394PNU-181731Ro60-0175Ro60-0213Serotonin (5-HT)Tryptamines (e.g., 5-BT, 5-CT, bufotenin, DET, DiPT, DMT, DPT, psilocin, psilocybin, tryptamine)VabicaserinWAY-629WAY-161503YM-348 |  
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Antagonists: AdatanserinAgomelatineAtypical antipsychotics (e.g., asenapine, clorotepine, clozapine, fluperlapine, iloperidone, melperone, olanzapine, paliperidone, quetiapine, risperidone, sertindole, ziprasidone, zotepine)CaptodiameCEPCCinanserinCyproheptadineDeramciclaneDotarizineEltoprazineErgolines (e.g., amesergide, bromocriptine, LY-53857, LY-215840, mesulergine, metergoline, methysergide, sergolexole)EtoperidoneFluoxetineFR-260010IrindaloneKetanserinKetotifenLatrepirdine (dimebolin)MedifoxamineMetitepine (methiothepin)NefazodonePirenperonePizotifenPropranololRitanserinRS-102221S-14671SB-200646SB-206553SB-221284SB-228357SB-242084SB-243213SDZ SER-082TedatioxetineTetracyclic antidepressants (e.g., amoxapine, aptazapine, esmirtazapine, maprotiline, mianserin, mirtazapine)TIK-301TrazodoneTricyclic antidepressants (e.g., amitriptyline, nortriptyline)Typical antipsychotics (e.g., chlorpromazine, loxapine, pimozide, pipamperone, thioridazine)Xylamidine |  
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Unknown/unsorted: EfavirenzErgolines (e.g., ergometrine (ergonovine), methylergometrine (methylergonovine)) |  |  |  | 
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| 5-HT3 | 
| 
Agonists: Alcohols (e.g., butanol, ethanol, trichloroethanol)m-CPBGPhenylbiguanidePiperazines (e.g., BZP, mCPP, quipazine)RS-56812Serotonin (5-HT)SR-57227SR-57227ATryptamines (e.g., 2-Me-5-HT, 5-CT, bufotenidine (5-HTQ))Volatiles/gases (e.g., halothane, isoflurane, toluene, trichloroethane)YM-31636 |  
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Antagonists: AlosetronAS-8112Atypical antipsychotics (e.g., clozapine, olanzapine, quetiapine)AzasetronBatanoprideBemesetron (MDL-72222)CilansetronCSP-2503DazoprideDolasetronGalanolactoneGranisetronICS-205930LerisetronMemantineOndansetronPalonosetronRamosetronRenzaprideRicasetronTedatioxetineTetracyclic antidepressants (e.g., amoxapine, mianserin, mirtazapine)ThujoneTropanserinTropisetronTypical antipsychotics (e.g., loxapine)Volatiles/gases (e.g., nitrous oxide, sevoflurane, xenon)VortioxetineZacoprideZatosetron |  
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Unknown/unsorted: LY-53857Piperazines (e.g., naphthylpiperazine) |  |  
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| 5-HT4 | 
| 
Agonists: 5-MTBIMU8CapeserodCinitaprideCisaprideCJ-033466DazoprideMetoclopramideMosapridePrucalopridePRX-03140RenzaprideRS-67333RS-67506Serotonin (5-HT)TegaserodVelusetragZacopride |  
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Antagonists: GR-113808GR-125487L-LysinePiboserodRS-39604RS-67532SB-203186SB-204070 |  |  
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| 5-HT5A | 
| 
Agonists: Ergolines (e.g., 2-Br-LSD (BOL-148), ergotamine, LSD)Serotonin (5-HT)Tryptamines (e.g., 5-CT)Valerenic Acid |  
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Antagonists: AsenapineLatrepirdine (dimebolin)Metitepine (methiothepin)RitanserinSB-699551Unknown/unsorted: Ergolines (e.g., metergoline, methysergide)Piperazines (e.g., naphthylpiperazine) |  |  
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| 5-HT6 | 
| 
Agonists: Ergolines (e.g., dihydroergocryptine, dihydroergotamine, ergotamine, lisuride, LSD, mesulergine, metergoline, methysergide)Serotonin (5-HT)Tryptamines (e.g., 2-Me-5-HT, 5-BT, 5-CT, 5-MT, Bufotenin, E-6801, E-6837, EMD-386088, EMDT, LY-586713, N-Me-5-HT, tryptamine)WAY-181187WAY-208466 |  
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Antagonists: ABT-354Atypical antipsychotics (e.g., aripiprazole, asenapine, clorotepine, clozapine, fluperlapine, iloperidone, olanzapine, tiospirone)AVN-101AVN-211AVN-322AVN-397BGC20-760BVT-5182BVT-74316CerlapirdineEGIS-12233GW-742457IdalopirdineKetanserinLatrepirdine (dimebolin)Metitepine (methiothepin)MS-245PRX-07034RitanserinRo04-6790Ro 63-0563SB-258585SB-271046SB-357134SB-399885SB-742457Tetracyclic antidepressants (e.g., amoxapine, mianserin)Tricyclic antidepressants (e.g., amitriptyline, clomipramine, doxepin, nortriptyline)Typical antipsychotics (e.g., chlorpromazine, loxapine) |  
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Unknown/unsorted: Ergolines (e.g., 2-Br-LSD (BOL-148), bromocriptine, lergotrile, pergolide)Piperazines (e.g., naphthylpiperazine) |  |  
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| 5-HT7 | 
| 
Agonists: 8-OH-DPATAS-19BifeprunoxE-55888Ergolines (e.g., LSD)LP-12LP-44RU-24969SarizotanSerotonin (5-HT)Triptans (e.g., frovatriptan)Tryptamines (e.g., 5-CT, 5-MT, bufotenin, N-Me-5-HT) |  
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Antagonists: Atypical antipsychotics (e.g., amisulpride, aripiprazole, asenapine, clorotepine, clozapine, fluperlapine, olanzapine, risperidone, sertindole, tiospirone, ziprasidone, zotepine)ButaclamolDR-4485EGIS-12233Ergolines (e.g., 2-Br-LSD (BOL-148), amesergide, bromocriptine, cabergoline, dihydroergotamine, ergotamine, LY-53857, LY-215840, mesulergine, metergoline, methysergide, sergolexole)JNJ-18038683KetanserinLY-215840Metitepine (methiothepin)RitanserinSB-258719SB-258741SB-269970SB-656104SB-656104ASB-691673SLV-313SLV-314SpiperoneSSR-181507Tetracyclic antidepressants (e.g., amoxapine, maprotiline, mianserin, mirtazapine)Tricyclic antidepressants (e.g., amitriptyline, clomipramine, imipramine)Typical antipsychotics (e.g., acetophenazine, chlorpromazine, chlorprothixene, fluphenazine, loxapine, pimozide)Vortioxetine |  
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Unknown/unsorted: Ergolines (e.g., lisuride, pergolide)Piperazines (e.g., naphthylpiperazine) |  |  |  |