Metitepine

Metitepine
Systematic (IUPAC) name

1-methyl-4-(8-methylsulfanyl-5,6-dihydrobenzo[b][1]benzothiepin-6-yl)piperazine
Identifiers
CAS Number	20229-30-5
PubChem	CID 4106
IUPHAR/BPS	89
ChemSpider	3963
UNII	55D94103HL^Y
Chemical data
Formula	C₂₀H₂₄N₂S₂
Molar mass	356.55 g/mol
SMILES CN1CCN(CC1)C2Cc3ccccc3Sc4c2cc(cc4)SC
InChI InChI=1S/C20H24N2S2/c1-21-9-11-22(12-10-21)18-13-15-5-3-4-6-19(15)24-20-8-7-16(23-2)14-17(18)20/h3-8,14,18H,9-13H2,1-2H3 Key:RLJFTICUTYVZDG-UHFFFAOYSA-N

Metitepine (INN), also commonly known as methiothepin, is a drug that acts as an antagonist at various serotonin and dopamine receptors.^[1]^[2] It is used as an antipsychotic.

References

↑ Monachon MA, Burkard WP, Jalfre M, Haefely W (1972). "Blockade of central 5-hydroxytryptamine receptors by methiothepin". Naunyn Schmiedebergs Arch. Pharmacol. 274 (2): 192–7. doi:10.1007/BF00501854. PMID 4340797.
↑ Dall'Olio R, Vaccheri A, Montanaro N (1985). "Reduced head-twitch response to quipazine of rats previously treated with methiothepin: possible involvement of dopaminergic system". Pharmacol. Biochem. Behav. 23 (1): 43–8. doi:10.1016/0091-3057(85)90128-5. PMID 2994121.

External links

Methiothepin at the US National Library of Medicine Medical Subject Headings (MeSH)

Antipsychotics (neuroleptics) (N05A)

Typical	Benzamides Levosulpiride Sulpiride Veralipride^‡ Butyrophenones Aceperone Azaperone Benperidol Bromperidol Droperidol Fluanisone Haloperidol^# Lenperone Moperone Pipamperone Spiperone Timiperone Trifluperidol Diphenylbutylpiperidines Clopimozide Fluspirilene Penfluridol Pimozide Phenothiazines Acepromazine Acetophenazine Butaperazine Carphenazine Chloracizine Chlorproethazine Chlorpromazine Cyamemazine Dixyrazine Fluacizine Fluphenazine Levomepromazine/Methotrimeprazine Mesoridazine Perazine Periciazine Perphenazine Perphenazine 4-aminobutyrate Piperacetazine Pipotiazine Prochlorperazine Promazine Promethazine Propiomazine Sulforidazine Thiethylperazine Thiopropazate Thioproperazine Thioridazine Trifluoperazine Triflupromazine Thioxanthenes Chlorprothixene Clopenthixol Clothixamide Flupentixol Fluprothixene Piflutixol Teflutixol Thiothixene Zuclopenthixol Tricyclics Fluotracen Loxapine Trimipramine Others Butaclamol Prothipendyl

Atypical	Benzamides Amisulpride Nemonapride Remoxipride^‡ Sultopride Tiapride Butyrophenones Cinuperone Melperone Setoperone Benzo(iso)oxazole piperidines Iloperidone Ocaperidone^§ Paliperidone Risperidone^# Benzo(iso)thiazole piperazines Lurasidone Perospirone Revospirone^§ Tiospirone^§ Ziprasidone Diphenylbutylpiperazines Amperozide Phenylpiperazines Aripiprazole Aripiprazole lauroxil Bifeprunox^§ Brexpiprazole Cariprazine Tricyclics Amoxapine Asenapine Carpipramine Clocapramine Clorotepine Clotiapine Clozapine^# Fluperlapine Gevotroline Metitepine Mosapramine Olanzapine Quetiapine Tenilapine Zotepine Others Blonanserin ITI-007^† Molindone Pimavanserin RP5063^† Sertindole Zicronapine^§

Others	Azacyclonol Cannabidiol Oxypertine Reserpine Tetrabenazine

^#WHO-EM ^‡Withdrawn from market Clinical trials: ^†Phase III ^§Never to phase III

Dopaminergics

Receptor ligands

Agonists

Adamantanes Amantadine Memantine Rimantadine

Aminotetralins 7-OH-DPAT 8-OH-PBZI Rotigotine UH-232

Benzazepines 6-Br-APB Fenoldopam SKF-38,393 SKF-77,434 SKF-81,297 SKF-82,958 SKF-83,959

Ergolines Bromocriptine Cabergoline Dihydroergocryptine Epicriptine Lisuride LSD Pergolide

Dihydrexidine derivatives 2-OH-NPA A-86929 Adrogolide (ABT-431, DAS-431) Ciladopa Dihydrexidine Dinapsoline Dinoxyline Doxanthrine

Others A-68930 A-77636 A-412,997 ABT-670 ABT-724 Aplindore Apomorphine Aripiprazole Arketamine Bifeprunox BP-897 Captodiame CY-208,243 Dizocilpine Esketamine Etilevodopa Flibanserin Ketamine Melevodopa Modafinil Pardoprunox Phencyclidine PD-128,907 PD-168,077 PF-219,061 Piribedil Pramipexole Propylnorapomorphine Pukateine Quinagolide Quinelorane Quinpirole RDS-127 Ro10-5824 Ropinirole Rotigotine Roxindole Salvinorin A SKF-89,145 Sumanirole Terguride Umespirone WAY-100,635

Antagonists

Typical antipsychotics Acepromazine Azaperone Benperidol Bromperidol Clopenthixol Chlorpromazine Chlorprothixene Droperidol Flupentixol Fluphenazine Fluspirilene Haloperidol Levomepromazine Levosulpiride Loxapine Mesoridazine Nemonapride Penfluridol Perazine Periciazine Perphenazine Pimozide Prochlorperazine Promazine Sulforidazine Sulpiride Sultopride Thioridazine Thiothixene Trifluoperazine Triflupromazine Trifluperidol Zuclopenthixol

Atypical antipsychotics Amisulpride Asenapine Blonanserin Cariprazine Carpipramine Clocapramine Clorotepine Clozapine Gevotroline Iloperidone Lurasidone Melperone Molindone Mosapramine Olanzapine Paliperidone Perospirone Piquindone Quetiapine Remoxipride Risperidone Sertindole Tiospirone Zicronapine Ziprasidone Zotepine

Antiemetics AS-8112 Alizapride Bromopride Clebopride Domperidone Metoclopramide Thiethylperazine

Others Amoxapine Buspirone Butaclamol Ecopipam EEDQ Eticlopride Fananserin Hydroxyzine L-745,870 Nafadotride Nuciferine PNU-99,194 Raclopride Sarizotan SB-277,011-A SCH 23390 SKF-83,959 Sonepiprazole Spiperone Spiroxatrine Stepholidine Tetrahydropalmatine Tiapride UH-232 Yohimbine

Reuptake modulators

DAT

Inhibitors

Piperazines DBL-583 GBR-12783 GBR-12935 GBR-13069 GBR-13098 Nefazodone Vanoxerine

Piperidines 4-Fluoropethidine Benocyclidine (BTCP) Desoxypipradrol Dexmethylphenidate Difemetorex Ethylphenidate HDMP-28 Methylphenidate Pethidine (meperidine) Phencyclidine Pipradrol

Pyrrolidines Diphenylprolinol MDPV Naphyrone Prolintane Pyrovalerone

Tropanes Altropane Benzatropine (benztropine) Brasofensine CFT Cocaine Dichloropane Difluoropine Etybenzatropine (ethybenztropine) FE-β-CPPIT FP-β-CPPIT Ioflupane (¹²³I) RTI-55 RTI-112 RTI-113 RTI-121 RTI-126 RTI-150 RTI-177 RTI-229 RTI-336 Tenocyclidine Tesofensine Troparil Tropoxane WF-11 WF-23 WF-31 WF-33

Others Adrafinil Amifitadine Armodafinil Amfonelic acid Amineptine Ansofaxine BTQ BTS 74,398 Bupropion Chaenomeles speciosa Ciclazindol Dasotraline Desmethylsertraline Diclofensine Dimethocaine Diphenylpyraline Dizocilpine (MK-801) DOV-102,677 DOV-216,303 Efavirenz Esketamine EXP-561 Fencamfamine Fezolamine Fluorenol GYKI-52895 Indatraline Ketamine Lefetamine Levophacetoperane Liafensine LR-5182 Manifaxine Mazindol Medifoxamine Mesocarb Metaphit MIN-117 (WF-516) Modafinil Nefopam Nomifensine NS-2359 O-2172 Oroxylin A Perafensine Pridefine Radafaxine Rimcazole Sertraline Sibutramine Tametraline Tedatioxetine Tripelennamine Venlafaxine

Enhancers

Luteolin

Modulators

Agonist-like SoRI-9804

Antagonist-like SoRI-20041

VMATs

Inhibitors: Amiodarone; Amphetamines (e.g., amphetamine, methamphetamine, MDMA); Bietaserpine; Deserpidine; Efavirenz; GBR-12935; Ibogaine; Ketanserin; Lobeline; Reserpine; Rose bengal; Tetrabenazine; Vanoxerine (GBR-12909)

Releasing agents

Morpholines Fenbutrazate Fenmetramide Morazone Morforex Phendimetrazine Phenmetrazine Pseudophenmetrazine

Oxazolines 4-MAR Aminorex Clominorex Cyclazodone Fenozolone Fluminorex Pemoline Thozalinone

Phenethylamines (also amphetamines, cathinones, etc) 2-OH-PEA 4-CAB 4-FA 4-FMA 4-MA 4-MMA Alfetamine Amfecloral Amfepentorex Amfepramone Amphetamine (Dextroamphetamine Levoamphetamine) Amphetaminil β-Me-PEA BDB BOH Benzphetamine Buphedrone Bupropion Butylone Cathine Cathinone Clobenzorex Clortermine D-Deprenyl DMA DMMA Dimethylamphetamine Ephedrine Ethcathinone EBDB Ethylone Etilamfetamine Famprofazone Fenethylline Fenproporex Flephedrone Fludorex Furfenorex Hordenine 4-Hydroxyamphetamine Iofetamine (123I) Lophophine Mefenorex Mephedrone Metamfepramone Methamphetamine Dextromethamphetamine Levomethamphetamine Methcathinone Methedrone MMDA MMDMA MBDB MDA MDEA MDMA MDMPEA MDOH MDPEA Methylone Morforex Ortetamine pBA pCA pIA Pholedrine Phenethylamine Pholedrine Phenpromethamine Prenylamine Propylamphetamine Pseudoephedrine Tiflorex Tyramine Xylopropamine Zylofuramine

Piperazines 2C-B-BZP BZP MBZP MDBZP MeOPP

Others 2-ADN 2-AI 2-AT 4-BP 5-APDI 5-IAI Clofenciclan Cyclopentamine Cypenamine Cyprodenate Feprosidnine Gilutensin Heptaminol Hexacyclonate Indanorex Isometheptene Methylhexanamine Naphthylaminopropane Octodrine Phthalimidopropiophenone Phenylbiguanide Propylhexedrine Levopropylhexedrine Tuaminoheptane

Enzyme inhibitors

PAH

3,4-Dihydroxystyrene

AAAD

MAO

Nonselective Benmoxin Caroxazone Echinopsidine Furazolidone Hydralazine Indantadol Iproclozide Iproniazid Isocarboxazid Isoniazid Linezolid Mebanazine Metfendrazine Nialamide Octamoxin Paraxazone Phenelzine Pheniprazine Phenoxypropazine Pivhydrazine Procarbazine Safrazine Tranylcypromine

MAO-A selective Amiflamine Bazinaprine Befloxatone Brofaromine Cimoxatone Clorgiline CX157 (Tyrima) Eprobemide Esuprone Harmala alkaloids Methylene Blue Metralindole Minaprine Moclobemide Pirlindole Sercloremine Tetrindole Toloxatone

MAO-B selective Almoxatone D-Deprenyl Ethanol Ladostigil Lazabemide Milacemide Nicotine Pargyline^‡ Rasagiline Safinamide Selegiline (L-Deprenyl)

COMT

DBH

Others

Precursors

L-Phenylalanine → L-Tyrosine → L-DOPA (levodopa)

Cofactors

Ferrous iron (Fe²⁺)
Tetrahydrobiopterin
Vitamin B₃ (Niacin
Nicotinamide → NADPH)
Vitamin B₆ (Pyridoxine
Pyridoxamine
Pyridoxal → Pyridoxal phosphate)
Vitamin B₉ (Folic acid → Tetrahydrofolic acid)
Vitamin C (Ascorbic acid)
Zinc (Zn²⁺)

Neurotoxins

Others

Activity enhancers BPAP PPAP

Levodopa prodrugs XP21279

Others Bromantane (dopamine synthesis enhancer)

See also:: Adrenergics; Melatonergics; Serotonergics; List of dopaminergic drugs

Serotonergics

5-HT₁ receptor ligands

5-HT_1A

Agonists: 8-OH-DPAT Adatanserin Amphetamine Antidepressants (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 1531 Befiradol BMY-14802 Cannabidiol Dimemebfe Dopamine Ebalzotan Eltoprazine Ergolines (e.g., bromocriptine, cabergoline, dihydroergotamine, ergotamine, lisuride, LSD, methylergometrine (methylergonovine), methysergide, pergolide) F-11461 F-12826 F-13714 F-14679 F-15063 F-15599 Flesinoxan Flibanserin Lesopitron LY-293284 LY-301317 mCPP MKC-242 Naluzotan NBUMP Osemozotan Oxaflozane Pardoprunox Piclozotan Rauwolscine Repinotan Roxindole RU-24969 S-14506 S-14671 S-15535 Sarizotan Serotonin (5-HT) SSR-181507 Sunepitron Tryptamines (e.g., 5-CT, 5-MeO-DMT, 5-MT, bufotenin, DMT, indorenate, N-Me-5-HT, psilocin, psilocybin) TGBA01AD U-92016A Urapidil Vilazodone Xaliproden Yohimbine

Antagonists: Atypical antipsychotics (e.g., iloperidone, risperidone, sertindole) AV965 Beta blockers (e.g., alprenolol, cyanopindolol, iodocyanopindolol, oxprenolol, pindobind, pindolol, propranolol, tertatolol) BMY-7378 CSP-2503 Dotarizine Ergolines (e.g., metergoline) Flopropione GR-46611 Isamoltane Lecozotan Mefway Metitepine (methiothepin) MIN-117 (WF-516) MPPF NAN-190 Robalzotan S-15535 SB-649915 SDZ 216-525 Spiperone Spiramide Spiroxatrine UH-301 WAY-100135 WAY-100635 Xylamidine

Unknown/unsorted: Ergolines (e.g., ergometrine (ergonovine))

5-HT_1B

Agonists: CGS-12066A CP-93129 CP-94253 CP-122,288 CP-135807 Eltoprazine Ergolines (e.g., bromocriptine, dihydroergotamine, ergotamine, methylergometrine (methylergonovine), methysergide, pergolide) mCPP RU-24969 Serotonin (5-HT) Triptans (e.g., avitriptan, donitriptan, eletriptan, sumatriptan, zolmitriptan) TFMPP Tryptamines (e.g., 5-BT, 5-CT, 5-MT, DMT) Vortioxetine

Antagonists: AR-A000002 Elzasonan Ergolines (e.g., metergoline) GR-127935 Isamoltane LY-393558 Metitepine (methiothepin) SB-216641 SB-224289 SB-236057 Yohimbine

Unknown/unsorted: Ergolines (e.g., cabergoline, ergometrine (ergonovine), lisuride)

5-HT_1D

Agonists: CP-122,288 CP-135807 CP-286601 Ergolines (e.g., bromocriptine, cabergoline, dihydroergotamine, ergotamine, LSD, methysergide) GR-46611 L-694247 L-772405 mCPP PNU-109291 PNU-142633 Serotonin (5-HT) TGBA01AD Triptans (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)

Antagonists: Alniditan BRL-15572 Elzasonan Ergolines (e.g., metergoline) GR-127935 Ketanserin LY-310762 LY-367642 LY-393558 LY-456219 LY-456220 Metitepine (methiothepin) Mianserin Ritanserin Yohimbine Ziprasidone

Unknown/unsorted: Ergolines (e.g., lisuride, lysergol, pergolide)

5-HT_1E

Agonists: BRL-54443 Ergolines (e.g., methysergide) Serotonin (5-HT) Triptans (e.g., eletriptan) Tryptamines (e.g., tryptamine)

Antagonists: Metitepine (methiothepin)

Unknown/unsorted: Ergolines (e.g., ergometrine (ergonovine), lysergol, methylergometrine (methylergonovine)

5-HT_1F

Agonists: BRL-54443 CP-122,288 Ergolines (e.g., bromocriptine, lysergol, methylergometrine (methylergonovine) methysergide) Lasmiditan LY-334370 Serotonin (5-HT) Triptans (e.g., eletriptan, naratriptan, sumatriptan) Tryptamines (e.g., 5-MT)

Antagonists: Mianserin Metitepine (methiothepin)

5-HT₂ receptor ligands

5-HT_2A

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-FLY 2CB-Ind 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) AL-34662 AL-37350A Bromo-DragonFLY Dimemebfe DMBMPP DOx (e.g., DOB, DOC, DOI, DOM) Efavirenz Ergolines (e.g., 1P-LSD, ALD-52, bromocriptine, cabergoline, ergine (LSA), ergotamine, lisuride, LA-SS-Az, LSB, LSD, LSD-Pip, LSH, LSP, methylergometrine (methylergonovine), pergolide) Jimscaline Lorcaserin MDxx (e.g., MDA, MDMA, MDOH, MMDA) O-4310 Oxaflozane PHA-57378 PNU-22394 PNU-181731 RH-34 Phenethylamines (e.g., lophophine, mescaline) Piperazines (e.g., BZP, mCPP, quipazine, TFMPP) Serotonin (5-HT) TCB-2 TFMFly Tryptamines (e.g., 5-BT, 5-CT, bufotenin, DET, DiPT, DMT, DPT, psilocin, psilocybin, tryptamine)

Antagonists: 5-I-R91150 5-MeO-NBpBrT AC-90179 Adatanserin Altanserin AMDA APD-215 Atypical antipsychotics (e.g., amperozide, aripiprazole, asenapine, blonanserin, carpipramine, clocapramine, clorotepine, clozapine, fluperlapine, gevotroline, iloperidone, melperone, mosapramine, olanzapine, paliperidone, quetiapine, risperidone, sertindole, zicronapine, ziprasidone, zotepine) Cinanserin CSP-2503 Cyproheptadine Deramciclane Dotarizine Eplivanserin Ergolines (e.g., amesergide, LY-53857, LY-215840, mesulergine, metergoline, methysergide, sergolexole) Etoperidone Fananserin Flibanserin Glemanserin Irindalone Ketanserin KML-010 Lubazodone LY-393558 Medifoxamine Mepiprazole Metitepine (methiothepin) MIN-101 Nantenine Nefazodone Phenoxybenzamine Pimavanserin Pirenperone Pizotifen Pruvanserin Rauwolscine Ritanserin S-14671 Sarpogrelate Setoperone Spiperone Spiramide SR-46349B TGBA01AD Teniloxazine Temanogrel Tetracyclic antidepressants (e.g., amoxapine, aptazapine, esmirtazapine, maprotiline, mianserin, mirtazapine) Trazodone Tricyclic antidepressants (e.g., amitriptyline) Typical antipsychotics (e.g., chlorpromazine, fluphenazine, haloperidol, loxapine, perphenazine, pimozide, pipamperone, prochlorperazine, thioridazine, thiothixene, trifluoperazine) Volinanserin Xylamidine Yohimbine

Unknown/unsorted: Ergolines (e.g., dihydroergotamine, ergometrine (ergonovine), nicergoline) MIN-117 (WF-516)

5-HT_2B

Agonists: 4-Methylaminorex Aminorex Amphetamines (eg., chlorphentermine, cloforex, dexfenfluramine, fenfluramine, levofenfluramine, norfenfluramine) BW-723C86 DOx (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-22394 Ro60-0175 Serotonin (5-HT) Tryptamines (e.g., 5-BT, 5-CT, 5-MT, α-Me-5-HT, bufotenin, DET, DiPT, DMT, DPT, psilocin, psilocybin, tryptamine)

Antagonists: Agomelatine Asenapine Cyproheptadine EGIS-7625 Ergolines (e.g., amesergide, bromocriptine, lisuride, LY-53857, LY-272015, mesulergine) Ketanserin LY-393558 Metadoxine Metitepine (methiothepin) Pirenperone Propranolol PRX-08066 Rauwolscine Ritanserin RS-127445 Sarpogrelate SB-200646 SB-204741 SB-206553 SB-215505 SB-221284 SB-228357 SDZ SER-082 Tegaserod Tetracyclic antidepressants (e.g., amoxapine, mianserin) TIK-301 Yohimbine

Unknown/unsorted: Ergolines (e.g., ergometrine (ergonovine))

5-HT_2C

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-372159 AL-38022A Alstonine CP-809101 Dimemebfe DOx (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) Lorcaserin MDxx (e.g., MDA, MDMA, MDOH, MMDA) MK-212 Org 12962 Org 37684 Oxaflozane PHA-57378 Phenethylamines (e.g., lophophine, mescaline) Piperazines (e.g., aripiprazole, BZP, mCPP, quipazine, TFMPP) PNU-22394 PNU-181731 Ro60-0175 Ro60-0213 Serotonin (5-HT) Tryptamines (e.g., 5-BT, 5-CT, bufotenin, DET, DiPT, DMT, DPT, psilocin, psilocybin, tryptamine) Vabicaserin WAY-629 WAY-161503 YM-348

Antagonists: Adatanserin Agomelatine Atypical antipsychotics (e.g., asenapine, clorotepine, clozapine, fluperlapine, iloperidone, melperone, olanzapine, paliperidone, quetiapine, risperidone, sertindole, ziprasidone, zotepine) Captodiame CEPC Cinanserin Cyproheptadine Deramciclane Dotarizine Eltoprazine Ergolines (e.g., amesergide, bromocriptine, LY-53857, LY-215840, mesulergine, metergoline, methysergide, sergolexole) Etoperidone Fluoxetine FR-260010 Irindalone Ketanserin Ketotifen Latrepirdine (dimebolin) Medifoxamine Metitepine (methiothepin) Nefazodone Pirenperone Pizotifen Propranolol Ritanserin RS-102221 S-14671 SB-200646 SB-206553 SB-221284 SB-228357 SB-242084 SB-243213 SDZ SER-082 Tedatioxetine Tetracyclic antidepressants (e.g., amoxapine, aptazapine, esmirtazapine, maprotiline, mianserin, mirtazapine) TIK-301 Trazodone Tricyclic antidepressants (e.g., amitriptyline, nortriptyline) Typical antipsychotics (e.g., chlorpromazine, loxapine, pimozide, pipamperone, thioridazine) Xylamidine

Unknown/unsorted: Efavirenz Ergolines (e.g., ergometrine (ergonovine), methylergometrine (methylergonovine))

5-HT₃

Agonists: Alcohols (e.g., butanol, ethanol, trichloroethanol) m-CPBG Phenylbiguanide Piperazines (e.g., BZP, mCPP, quipazine) RS-56812 Serotonin (5-HT) SR-57227 SR-57227A Tryptamines (e.g., 2-Me-5-HT, 5-CT, bufotenidine (5-HTQ)) Volatiles/gases (e.g., halothane, isoflurane, toluene, trichloroethane) YM-31636

Antagonists: Alosetron AS-8112 Atypical antipsychotics (e.g., clozapine, olanzapine, quetiapine) Azasetron Batanopride Bemesetron (MDL-72222) Cilansetron CSP-2503 Dazopride Dolasetron Galanolactone Granisetron ICS-205930 Lerisetron Memantine Ondansetron Palonosetron Ramosetron Renzapride Ricasetron Tedatioxetine Tetracyclic antidepressants (e.g., amoxapine, mianserin, mirtazapine) Thujone Tropanserin Tropisetron Typical antipsychotics (e.g., loxapine) Volatiles/gases (e.g., nitrous oxide, sevoflurane, xenon) Vortioxetine Zacopride Zatosetron

Unknown/unsorted: LY-53857 Piperazines (e.g., naphthylpiperazine)

5-HT₄

Agonists: 5-MT BIMU8 Cinitapride Cisapride CJ-033466 Dazopride Metoclopramide Mosapride Prucalopride PRX-03140 Renzapride RS-67333 RS-67506 Serotonin (5-HT) SL65.0155 Tegaserod Velusetrag Zacopride

Antagonists: GR-113808 GR-125487 L-Lysine Piboserod RS-39604 RS-67532 SB-203186 SB-204070

5-HT_5A

Agonists: Ergolines (e.g., 2-Br-LSD (BOL-148), ergotamine, LSD) Serotonin (5-HT) Tryptamines (e.g., 5-CT) Valerenic Acid

Antagonists: Asenapine Latrepirdine (dimebolin) Metitepine (methiothepin) Ritanserin SB-699551 Unknown/unsorted: Ergolines (e.g., metergoline, methysergide) Piperazines (e.g., naphthylpiperazine)

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-181187 WAY-208466

Antagonists: ABT-354 Atypical antipsychotics (e.g., aripiprazole, asenapine, clorotepine, clozapine, fluperlapine, iloperidone, olanzapine, tiospirone) AVN-101 AVN-211 AVN-322 AVN-397 BGC20-760 BVT-5182 BVT-74316 Cerlapirdine EGIS-12233 GW-742457 Idalopirdine Ketanserin Latrepirdine (dimebolin) Metitepine (methiothepin) MS-245 PRX-07034 Ritanserin Ro04-6790 Ro 63-0563 SB-258585 SB-271046 SB-357134 SB-399885 SB-742457 Tetracyclic antidepressants (e.g., amoxapine, mianserin) Tricyclic antidepressants (e.g., amitriptyline, clomipramine, doxepin, nortriptyline) Typical antipsychotics (e.g., chlorpromazine, loxapine)

Unknown/unsorted: Ergolines (e.g., 2-Br-LSD (BOL-148), bromocriptine, lergotrile, pergolide) Piperazines (e.g., naphthylpiperazine)

5-HT₇

Agonists: 8-OH-DPAT AS-19 Bifeprunox E-55888 Ergolines (e.g., LSD) LP-12 LP-44 RU-24969 Sarizotan Serotonin (5-HT) Triptans (e.g., frovatriptan) Tryptamines (e.g., 5-CT, 5-MT, bufotenin, N-Me-5-HT)

Antagonists: Atypical antipsychotics (e.g., amisulpride, aripiprazole, asenapine, clorotepine, clozapine, fluperlapine, olanzapine, risperidone, sertindole, tiospirone, ziprasidone, zotepine) Butaclamol DR-4485 EGIS-12233 Ergolines (e.g., 2-Br-LSD (BOL-148), amesergide, bromocriptine, cabergoline, dihydroergotamine, ergotamine, LY-53857, LY-215840, mesulergine, metergoline, methysergide, sergolexole) Ketanserin LY-215840 Metitepine (methiothepin) Ritanserin SB-258719 SB-258741 SB-269970 SB-656104 SB-656104A SB-691673 SLV-313 SLV-314 Spiperone SSR-181507 Tetracyclic 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

Unknown/unsorted: Ergolines (e.g., lisuride, pergolide) Piperazines (e.g., naphthylpiperazine)

Reuptake inhibitors

SERT

Selective serotonin reuptake inhibitors (SSRIs): Alaproclate Cericlamine Citalopram Dapoxetine Desmethylcitalopram Escitalopram Femoxetine Fluoxetine Fluvoxamine Indalpine Ifoxetine Omiloxetine Panuramine Paroxetine Pirandamine RTI-353 Seproxetine Sertraline Vilazodone Zimelidine

Serotonin-norepinephrine reuptake inhibitors (SNRIs): Bicifadine BTS-54505 Desvenlafaxine Duloxetine Eclanamine Levomilnacipran McN-5652 Milnacipran N-Methyl-PPPA PPPA Sibutramine Venlafaxine WY-45233

Serotonin-norepinephrine-dopamine reuptake inhibitors (SNDRIs): (S)-Duloxetine 3,3-Diphenylcyclobutanamine Amifitadine Ansofaxine Bicifadine Brasofensine Centanafadine Cocaine Dasotraline Desmethylsertraline Diclofensine DOV-102677 DOV-216303 EXP-561 Fezolamine HDMP-28 Indatraline JNJ-7925476 JZ-IV-10 Liafensine Mazindol Naphyrone Nefazodone Nefopam NS-2359 Perafensine PRC200 SEP-228431 SEP-228432 Tedatioxetine Tesofensine

Tricyclic antidepressants (TCAs): Amitriptyline Butriptyline Cianopramine Clomipramine Desipramine Dosulepin Doxepin Imipramine Lofepramine Nortriptyline Pipofezine Protriptyline Trimipramine

Others: A-80426 Amoxapine Antihistamines (e.g., brompheniramine, chlorphenamine, dimenhydrinate, diphenhydramine, mepyramine (pyrilamine), pheniramine, tripelennamine) Arylcyclohexylamines (e.g., esketamine, ketamine, phencyclidine) CP-39332 Cyclobenzaprine Dextromethorphan Dextrorphan Efavirenz Etoperidone EXP-561 Fezolamine Litoxetine LY-393558 Loxapine Lubazodone Medifoxamine Mesembrine Mifepristone MIN-117 (WF-516) N-Me-5-HT Opioids (e.g., dextropropoxyphene, methadone, pethidine (meperidine), levorphanol) PIM-35 Pridefine Roxindole SB-649915 TGBA01AD Tofenacin Trazodone Tropanes (e.g., cocaine) Vortioxetine Ziprasidone

VMATs

Amiodarone
Amphetamines (e.g., amphetamine, methamphetamine, MDMA)
APP
AZIK
Bietaserpine
Deserpidine
Dihydrotetrabenazine
Efavirenz
GBR-12935
GZ-793A
Ibogaine
Ketanserin
Lobeline
Methoxytetrabenazine
NBI-98854
Reserpine
Rose bengal
SD-809
Tetrabenazine
Vanoxerine (GBR-12909)

Releasing agents

Aminoindanes: 5-IAI AMMI ETAI MDAI MDMAI MMAI TAI

Aminotetralins: 6-CAT 8-OH-DPAT MDAT MDMAT

Oxazolines: 4-Methylaminorex Aminorex Clominorex Fluminorex

Phenethylamines: 2-Methyl-MDA 4-CAB 4-FA 4-FMA 4-HA 4-MTA 5-APDB 5-Methyl-MDA 6-APDB 6-Methyl-MDA AEMMA Amiflamine BDB BOH Brephedrone Butylone Chlorphentermine Cloforex Amfepramone Metamfepramone DCA Dexfenfluramine DFMDA DMA DMMA EBDB EDMA Ethylone Etolorex Fenfluramine Flephedrone Flucetorex IAP IMP Iofetamine Levofenfluramine Lophophine MBDB MDA MDEA MDHMA MDMA MDMPEA MDOH MDPEA Mephedrone Methedrone Methylone MMA MMDA MMDMA MMMA NAP Norfenfluramine 4-TFMA pBA pCA pIA PMA PMEA PMMA TAP

Piperazines: 2C-B-BZP 3-MeOPP BZP DCPP MBZP mCPP MDBZP MeOPP Mepiprazole pCPP pFPP pTFMPP TFMPP

Tryptamines: 4-Methyl-αET 4-Methyl-αMT 5-CT 5-MeO-αET 5-MeO-αMT 5-MT αET αMT DMT Tryptamine

Others: Indeloxazine Tramadol Viqualine

Non-selective: Benmoxin Caroxazone Echinopsidine Furazolidone Hydralazine Indantadol Iproclozide Iproniazid Isocarboxazid Isoniazid Linezolid Mebanazine Metfendrazine Nialamide Octamoxin Paraxazone Phenelzine Pheniprazine Phenoxypropazine Pivalylbenzhydrazine Procarbazine Safrazine Tranylcypromine

MAO-A-selective: Amiflamine Bazinaprine Befloxatone Brofaromine Cimoxatone Clorgiline Eprobemide Esuprone Harmala alkaloids (e.g., harmine, harmaline, harman, norharman, tetrahydroharmine) Methylene blue Metralindole Minaprine Moclobemide Pirlindole Sercloremine Tetrindole Toloxatone Tyrima

Others

Precursors	L-Tryptophan → 5-HTP

Cofactors	Ferrous iron (Fe²⁺) Magnesium (Mg²⁺) Tetrahydrobiopterin Vitamin B₃ (Niacin Nicotinamide → NADPH) Vitamin B₆ (Pyridoxine Pyridoxamine Pyridoxal → Pyridoxal phosphate) Vitamin B₉ (Folic Acid → Tetrahydrofolic acid) Vitamin C (Ascorbic acid) Zinc (Zn²⁺)

Neurotoxins	3-CA 4-CAB 5,7-DHT α-Me-DA (3,4-DHA) αET αMT DCA MDA MDMA PBA PCA PIA

Others	Activity enhancers: BPAP PPAP

See also: Adrenergics
Dopaminergics
Melatonergics

Tricyclics

Classes	Acridine Anthracene Dibenzazepine Dibenzocycloheptene Dibenzodiazepine Dibenzothiazepine Dibenzothiepin Dibenzoxazepine Dibenzoxepin Phenothiazine Pyridazinobenzoxazine Pyridinobenzodiazepine Thioxanthene

Antidepressants (TCAs and TeCAs)	7-OH-Amoxapine Amezepine Amineptine Amitriptyline Amitriptylinoxide Amoxapine Aptazapine Azepindole Azipramine Batelapine Butriptyline Cianopramine Ciclazindol Ciclopramine Cidoxepin Clomipramine Cotriptyline Cyanodothiepin Demexiptiline Depramine/Balipramine Desipramine Dibenzepin Dimetacrine Dosulepin/Dothiepin Doxepin Enprazepine Esmirtazapine Fantridone Fluotracen Hepzidine Homopipramol Imipramine Imipraminoxide Intriptyline Iprindole Ketipramine Litracen Lofepramine Losindole Loxapine Maprotiline Mariptiline Mazindol Melitracen Metapramine Mezepine Mianserin Mirtazapine Monometacrine Naranol Nitroxazepine Nortriptyline Noxiptiline Octriptyline Opipramol Oxaprotiline Pipofezine Pirandamine Propizepine Protriptyline Quinupramine Setiptiline/Teciptiline Spiroxepin Tandamine Tampramine Tianeptine Tienopramine Trimipramine

Antihistamines	Azatadine Clobenzepam Cyproheptadine Dacemazine Deptropine Desloratadine Epinastine Etymemazine Fenethazine Hydroxyethylpromethazine Isopromethazine Isothipendyl Ketotifen Latrepirdine Loratadine Mebhydrolin Mequitazine Methdilazine Olopatadine Oxomemazine Phenindamine Pimethixene Promethazine Propiomazine Rupatadine Thiazinamium

Antipsychotics	Acetophenazine Alimemazine Amoxapine Asenapine Butaclamol Butaperazine Carphenazine Carpipramine Chlorpromazine Chlorprothixene Ciclindole Citatepine Clocapramine Clomacran Clorotepin Clotiapine Clozapine Cyanothepin Doclothepin Docloxythepin Erizepine Flucindole Flumezapine Fluotracen Flupentixol Fluphenazine Gevotroline Homopipramol Isofloxythepin Levomepromazine/Methotrimeprazine Loxapine Maroxepin Meperathiepin Mesoridazine Metiapine Metitepine Metoxepin Mosapramine Naranol Octomethothepin Olanzapine Oxyclothepin Oxyprothepin Pentiapine Peradithiepin Perathiepin Perazine Perphenazine Periciazine Pinoxepin Piperacetazine Pipotiazine Piquindone Prochlorperazine Promazine Prothipendyl Quetiapine Savoxepin/Cipazoxapine Sulforidazine Tenilapine Thiethylperazine Thiopropazate Thioridazine Thiothixene Tilozepine Traboxopine Trifluoperazine Triflupromazine Trifluthepin Zotepine Zuclopenthixol

Anticonvulsants	Carbamazepine Dizocilpine Eslicarbazepine Eslicarbazepine acetate Etazepine Licarbazepine Oxcarbazepine Oxitriptyline Rispenzepine

Others	Adosopine Aminopromazine Atiprosin Beloxepin Carvedilol Cidoxepin Cyclobenzaprine Damotepine Darenzepine Elanzepine Methylene blue Monatepil Nuvenzepine Oxetorone Perlapine P7C3 Pinadoline Pirenzepine Pirolate Pitrazepin Pizotifen Profenamine Serazapine Siltenzepine Telenzepine Tipindole Tropatepine Zolenzepine

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