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psx:substance/amt/claim/7b0fe41e-cd1a-428e-8e48-7812bfa3d1a3

claim2026-04-24recordsupported

derived from · upstream

feeds · downstream

Closure of psx:substance/amt/claim/7b0fe41e-cd1a-428e-8e48-7812bfa3d1a3: 55 upstream, 48 downstream.

psx:substance/amt/claim/7b0fe41e-cd1a-428e-8e48-7812bfa3d1a3
├─ used  src/doi:10.1007/s00213-021-05876-x  Serotonin toxicity of serotonergic psychedelics
  ├─ informed_by  claim/187c1c41-1a5f-4fd3-b9de-ea70975b152c  Claim in safety — supported
  ├─ informed_by  claim/f97570f5-ca7f-4341-8c43-28827252248c  Claim in safety — inconclusive  working
  ├─ informed_by  claim/8b517927-1153-45d9-a641-ca3b3c20f4c1  Claim in safety — supported
  ├─ informed_by  claim/94ef6788-8487-4860-b44b-9cd4291c2320  Claim in safety — supported
  ├─ informed_by  claim/8b2c2b3d-014b-4697-a519-3d50f9cd3202  Claim in safety — inconclusive  working
  ├─ informed_by  claim/1d5481c1-e81c-423b-8a29-cd871c268192  Claim in safety — supported
  ├─ informed_by  claim/ecbb4d75-bb8d-42ad-b756-b5f3bc7da519  Claim in safety — supported
  ├─ informed_by  claim/7b758846-e4d2-428c-bf66-0f456a48cd6e  Claim in safety — inconclusive  working
  ├─ informed_by  claim/bc4a22ec-4009-46b5-819a-3298d3022a09  Claim in safety — partially_supported
  ├─ informed_by  claim/5fa1a6b4-9da2-4b8a-8f61-c5438e938ca4  Claim in safety — supported
  ├─ informed_by  claim/9d0be216-0f0c-4a40-a264-88e2f059751c  Claim in safety — supported
  ├─ informed_by  claim/8c774afa-5b04-4340-b20a-210c04c1a045  Claim in safety — partially_supported
  ├─ informed_by  claim/5e3c02ae-da98-49f7-9206-ae67027acf63  Claim in safety — supported
  ├─ informed_by  claim/8926e4e3-54f4-4bd3-b336-0ff7ebb869f0  Claim in safety — supported
    ├─ used  src/url:20cb97e3473fcc7c  Alpha-methyltryptamine (Indopan) - NCATS Inxight Drugs
    ├─ used  src/pmid:12678045  Schedules of controlled substances: temporary placement of alpha-methyltryptamine and 5-methoxy-N,N-diisopropyltryptamine into Schedule I. Final rule.
    ├─ used  src/doi:10.1016/j.toxlet.2017.03.007  In vitro monoamine oxidase inhibition potential of alpha-methyltryptamine analog new psychoactive substances for assessing possible toxic risks.
    ├─ used  src/doi:10.1016/j.neures.2025.04.006  A systematic study of changes in monoamine neurotransmitters in the rat brain following acute administration of alpha-methyltryptamine (AMT), 5-methoxy-alpha-methyltryptamine (5-MeO-AMT) and 5-methoxy-N,N-diisopropyltryptamine (5-MeO-DiPT).
    ├─ used  src/doi:10.1097/FBP.0000000000000841
    ├─ used  src/doi:10.1016/j.expneurol.2021.113638  New psychoactive substances (NPS) and serotonin syndrome onset: A systematic review.
    ├─ used  src/doi:10.1021/acschemneuro.2c00170  Tolerance and Cross-Tolerance among Psychedelic and Nonpsychedelic 5-HT2A Receptor Agonists in Mice
    ├─ used  src/doi:10.1016/j.bbr.2018.07.020  5-Methoxy-alpha-methyltryptamine (5-MeO-AMT), a tryptamine derivative, induces head-twitch responses in mice through the activation of serotonin receptor 2a in the prefrontal cortex.
    ├─ used  src/url:3c1fc77ba0385127  AMT Drug Information - DrugWise
    ├─ used  src/doi:10.1007/s00204-015-1513-x  The hallucinogenic world of tryptamines: an updated review.
    ├─ used  src/doi:10.2174/1570159X13666141210222409
    ├─ used  src/pmid:16105268  Fatality due to acute alpha-methyltryptamine intoxication.
    ├─ used  src/pmid:15455477  Schedules of controlled substances: placement of alpha-methyltryptamine and 5-methoxy-N,N-diisopropyltryptamine into schedule I of the Controlled Substances Act. Final rule.
    ├─ used  src/url:c29bc5afd23f85d7  Legal Status of Alpha-methyltryptamine - Multiple Jurisdictions
    ├─ used  src/doi:10.1021/acschemneuro.5c00468  Dual Modulation of 5-HT2A Receptors and SERT by α-Ethyltryptamine and Its Optical Isomers.
    ├─ used  src/url:3ad72d5c592d8337  Release.org.uk - AMT Drug Information
    ├─ used  src/pmid:3091132  The effects of monoamine oxidase inhibitors on the ejaculatory response induced by 5-methoxy-N,N-dimethyltryptamine in the rat.
    ├─ used  src/doi:10.1007/s00204-020-02693-7  Designer drugs: mechanism of action and adverse effects
    ├─ used  src/doi:10.3390/metabo13010092  Alpha-methyltryptamine (alpha-MT) Metabolite Profiling in Human Hepatocyte Incubations and Postmortem Urine and Blood
    ├─ used  src/doi:10.1007/s00414-024-03236-w  Alpha-methyltryptamine and 5-(2-methylaminopropyl)-benzofuran (5-MAPB) fatal co-intoxication: case report and review of literature
    ├─ used  src/doi:10.3109/15563650.2014.885983  Patterns of presentation and clinical toxicity after reported use of alpha methyltryptamine in the United Kingdom. A report from the UK National Poisons Information Service.
    ├─ derived_from  gen/fa205cf9-0ea6-4773-8b45-a7f571ae0dd9  Generation — pipeline-v5
    ├─ generated_by  pub/793ed85a-cf09-4c5b-a475-4376fad1f033  Publication — backfill
      ├─ used  search/3cef03e3-4c35-4c50-bfb3-5ca4b9244b2f  Searched PubChem for "alpha-methyltryptamine"
      ├─ used  search/9836f18e-d64d-4a8d-869c-73767adeb3b3  Searched PubMed for "alpha-methyltryptamine AMT pharmacology"
      ├─ used  search/18269691-ab08-4ecd-b8c7-f30cf5682135  Searched PubMed for "alpha-methyltryptamine monoamine releasing serotonin toxicity"
      ├─ used  search/44039467-5906-40d2-95a9-60a7aed1acc7  Searched OpenAlex for "alpha-methyltryptamine AMT psychedelic pharmacology"
      ├─ used  search/9aae4ea6-eebf-4169-8711-30b593a84b3d  Searched PubMed for "alpha-methyltryptamine case report death fatality overdose"
      ├─ used  search/4d713a48-cfc1-4e10-b4bc-83c5d1fb14f3  Searched ClinicalTrials.gov for "alpha-methyltryptamine AMT tryptamine"
      ├─ used  search/89348684-355b-46b3-a5d6-99e57d451d52  Searched PubMed for "AMT tryptamine forensic analytical detection blood urine"
      ├─ used  search/74ab702b-4fa8-4e80-a956-1c213c0eb4d4  Searched PubMed for "Dual Modulation 5-HT2A SERT alpha-ethyltryptamine optical isomers"
      ├─ used  search/a6833ac6-4cb3-48f1-a0ab-97ceeaccf8fa  Searched WebSearch for "alpha-methyltryptamine AMT Indopan Soviet antidepressant history synthesis 1960s"
      ├─ used  search/45713db1-f206-46c7-bc4f-e8681af37d35  Searched WebSearch for "alpha-methyltryptamine AMT DEA Schedule I scheduling date UK legal status"
      ├─ used  search/9b2a7a6c-e51b-41f6-916f-984b65b65a7f  Searched NCATS Inxight Drugs
      ├─ used  search/905d5875-e0d5-4752-b39c-649aab1ca235  Searched DrugWise
      ├─ used  search/b6315c09-59ad-493a-8243-34df7c8493bf  Searched ClinicalTrials.gov for "NCT04053582"
      ├─ used  search/2c8902b6-9208-4d05-b7a9-7d5579fd4d22  Searched PubMed for "alpha-methyltryptamine metabolite profiling human hepatocyte postmortem urine blood"
      ├─ used  search/f37270cc-6c57-43ab-a1fc-08d272e4c2f1  Searched PubMed for "hallucinogen LSD tolerance cross-tolerance 5-HT2A receptor mechanism downregulation"
      ├─ used  search/7c1c95ff-5690-4031-926e-c517eff30beb  Searched WebSearch for "alpha-methyltryptamine AMT legal status Australia Canada Germany Japan controlled substance"
      └─ used  search/7fcacc49-c0df-4f8c-87a3-e331a1b5e0a6  Searched Multiple for "AMT pharmacological mechanisms cross-reference"
├─ informed_by  section/safety.full@1
  ├─ used  version/1  Revision 1
  ├─ used  claim/b2574038-f3c5-45f8-ba49-fef7b2eb59c6  Claim in comparative-pharmacology — inconclusive  working
  ├─ used  claim/fe3989e4-efec-44b4-a1bd-3ec963143f48  Claim in safety — inconclusive  working
  ├─ used  claim/b1027aaf-b43e-4ba0-b44b-12f2b0656bb5  Claim in safety — inconclusive  working
  ├─ used  claim/f3f14220-e363-4212-8d51-8b831891ce8c  Claim in safety — supported
  ├─ used  claim/561544d1-1b40-444d-8463-d32fabb60724  Claim in safety — inconclusive  working
  ├─ used  claim/42224581-e791-4374-b584-96cda2c9201c  Claim in safety — supported
    ├─ derived_from  issue/notice@76ddbaed5b37  Issued notice
    ├─ derived_from  issue/info_card@46bc1bb853c0  Issued info_card
    ├─ derived_from  issue/emergency@3f0909c25c71  Issued emergency
    ├─ derived_from  issue/notice@a5727d1128c1  Issued notice
    ├─ derived_from  issue/info_card@edd9e6b4fbff  Issued info_card
    ├─ derived_from  issue/emergency@c15c760aabf6  Issued emergency
    ├─ informed_by  section/comparative-pharmacology.full@1
      ├─ used  claim/669dac87-99c9-493c-a9db-7e384c9d1c5b  Claim in summary — supported
      ├─ used  claim/eaf33254-a000-4751-9707-ea3ebb024142  Claim in history — partially_supported
      ├─ used  claim/0914056a-a5bc-43ed-94cb-26f65f6994da  Claim in summary — partially_supported
      ├─ used  claim/b7e15848-0317-433a-a36d-35f77fc508e0  Claim in pharmacology — supported
      ├─ used  claim/6b63dbcb-9efc-4326-bb37-263d3f309ec5  Claim in pharmacokinetic-detail — partially_supported
      ├─ used  claim/a04c56e4-559a-4884-a789-4da63c2f2fdb  Claim in summary — partially_supported
      ├─ used  claim/bd0247ba-baad-4846-9e6e-0fc37a5f92ac  Claim in pharmacology — supported
      ├─ used  claim/3a7b820a-cc89-4ca2-9b00-5da84ae33326  Claim in neuroscience — supported
      ├─ used  claim/7fa5ba46-98f6-42fc-9c5d-1e64280dad5a  Claim in summary — supported
      ├─ used  claim/c63e4711-7a26-4467-8cc7-15e13361a3b6  Claim in pharmacology — supported
      ├─ used  claim/a7749afd-fff3-4fb4-a28b-d2fbd3fbe602  Claim in neuroscience — inconclusive  working
      ├─ used  claim/6ce627df-2f99-46ec-b055-f65fc6f7d4fe  Claim in neuroscience — supported
      ├─ used  claim/9100b923-7692-4241-816f-5e60d5444414  Claim in summary — supported
      ├─ used  claim/ac416b58-e772-417b-a2c8-1291efa4b545  Claim in summary — supported
      ├─ used  claim/db0f1d1a-c3a7-4c96-b5e2-b7afae35359f  Claim in summary — supported
      ├─ used  claim/650f1d01-739f-427f-8297-5edb5b99aca1  Claim in neuroscience — supported
      ├─ used  claim/6f730c06-7aab-4b75-8c4a-2ff1a68f8a3b  Claim in pharmacology — inconclusive  working
      ├─ used  claim/f2bf8b6a-1a74-4b53-94ff-663bf2cb019e  Claim in history — supported
      ├─ used  claim/71340da0-c9b1-4bae-9944-fee7dbf42f21  Claim in comparative-pharmacology — inconclusive  working
      ├─ used  claim/9c40d707-0f1a-41ff-9ef3-18600ccf8455  Claim in history — supported
      ├─ used  claim/ac8931c2-9592-4ee5-b3f6-fe670440da4b  Claim in history — supported
      ├─ used  claim/36375afe-9233-478c-8704-c978a7e3d10b  Claim in history — partially_supported
      ├─ used  claim/e31b36b3-bb42-4df1-aa5d-718175da24cd  Claim in clinical-evidence — partially_supported
      ├─ used  claim/ea701648-c981-4e78-a22a-937c592618cc  Claim in pharmacology — supported
      ├─ used  claim/f908de86-eec0-4ee2-9be6-717e35da37a5  Claim in chemistry — partially_supported
      ├─ used  claim/fe144654-607b-4337-a5de-29d4d7255c5c  Claim in receptor-pharmacology — partially_supported
      ├─ used  claim/93850a31-26ea-4224-bb79-6f333eff9c03  Claim in comparative-pharmacology — partially_supported
      ├─ used  claim/66a242f9-a9cc-4e18-b920-43b0e5967191  Claim in neuroscience — supported
      ├─ used  claim/418427c4-f4cd-438d-923b-f1ee7eb2468a  Claim in pharmacology — supported
      ├─ used  claim/323a5799-a2f4-49c5-a891-e269509455d7  Claim in pharmacology — supported
      ├─ used  claim/223a26f6-954e-4f37-87c0-057c5997b57e  Claim in comparative-pharmacology — supported
      ├─ used  claim/3e988bd4-e133-45d4-9982-958b8c84e390  Claim in pharmacology — supported
      └─ used  claim/2d7d5a8e-f271-40c8-8805-8ade7aa8d113  Claim in pharmacokinetic-detail — supported
… closure truncated at 200 nodes

indented by distance from this node, not by parentage

1Provenance card

the boundary, as counts

Sources

2214 with DOI

3 strong · 13 moderate · 6 weak

Compilations

0no compilation run

Decisions

32last ruled 2026-06-04

0 awaiting a ruling

Issued documents

62026-10-19T20:30:37.413Z

notice · info card · emergency

Searches

171 with no results

queries and counts on the build

Claims checked

5444 supported

44 supported · 10 not

Correspondence

0received

consent field ships in Phase 4

Edges

196

derivations recorded for this entity

Complete over 22 sources and 32 decisions.Not here: the private journal (never).Working material — drafts, discards, unsupported claims — is listed below and readable on the working page.Cite: psychedex.org/substances/amt/archive

3Sources

22 consumed · sorted by year · feeds = sections resting on it

Sources
yearsourcetierstatusfeeds
2025A systematic study of changes in monoamine neurotransmitters in the rat brain following acute administration of alpha-methyltryptamine (AMT), 5-methoxy-alpha-methyltryptamine (5-MeO-AMT) and 5-methoxy-N,N-diisopropyltryptamine (5-MeO-DiPT).Li K, Li N, Chen Y, Li X, Qiao Y, Wang D, Di B, Xu P · Neuroscience researchdoi:10.1016/j.neures.2025.04.006moderateconsumed3 sections
2025Dual Modulation of 5-HT2A Receptors and SERT by α-Ethyltryptamine and Its Optical Isomers.Silverman JM, Fiorillo M, Younkin J, Jones CB, Maltman JL, Herszenhorn I, et al. · ACS chemical neurosciencedoi:10.1021/acschemneuro.5c00468moderateconsumed5 sections
2025Effects of three tryptamines: alpha-methyltryptamine, 5-methoxy-alpha-methyltryptamine, and 5-methoxy-N,N-diisopropyltryptamine on acute toxicity, locomotor activity, and hallucinogenic behavior in mice.Li K, Li N, Chen Y, Li X, Qiao Y, Wang D, Di B, Xu P · Behavioural pharmacologydoi:10.1097/fbp.0000000000000841moderateconsumedcited only
2024Alpha-methyltryptamine (Indopan) - NCATS Inxight DrugsNCATS/NIHurl:20cb97e3473fcc7cweakconsumedcited only
2024Alpha-methyltryptamine and 5-(2-methylaminopropyl)-benzofuran (5-MAPB) fatal co-intoxication: case report and review of literatureEpain M, Cartiser N, Bevalot F, Bottinelli C, Chatenay C, Fanton L · International Journal of Legal Medicinedoi:10.1007/s00414-024-03236-wweakconsumed1 section
2024Legal Status of Alpha-methyltryptamine - Multiple JurisdictionsVarious (Wikipedia, WebSearch)url:c29bc5afd23f85d7weakconsumedcited only
2023Alpha-methyltryptamine (alpha-MT) Metabolite Profiling in Human Hepatocyte Incubations and Postmortem Urine and BloodMalaca S, Bottinelli C, Fanton L, Cartiser N, Carlier J, Busardo FP · Metabolitesdoi:10.3390/metabo13010092moderateconsumed2 sections
2023Release.org.uk - AMT Drug InformationRelease UKurl:3ad72d5c592d8337weakconsumedcited only
2022Serotonin toxicity of serotonergic psychedelicsMalcolm B, Thomas K · Psychopharmacologydoi:10.1007/s00213-021-05876-xmoderateconsumed2 sections
2022Tolerance and Cross-Tolerance among Psychedelic and Nonpsychedelic 5-HT2A Receptor Agonists in Micede la Fuente Revenga M, Jaster AM, McGinn J, Silva G, Saha S, Gonzalez-Maeso J · ACS Chemical Neurosciencedoi:10.1021/acschemneuro.2c00170moderateconsumed2 sections
2021New psychoactive substances (NPS) and serotonin syndrome onset: A systematic review.Schifano F, Chiappini S, Miuli A, Corkery JM, Scherbaum N, Napoletano F, Arillotta D, Zangani C, Catalani V, Vento A, Pettorruso M, Martinotti G, Massimo DG, Guirguis A · Experimental neurologydoi:10.1016/j.expneurol.2021.113638strongconsumed2 sections
2020Designer drugs: mechanism of action and adverse effectsLuethi D, Liechti ME · Archives of Toxicologydoi:10.1007/s00204-020-02693-7strongconsumed2 sections
20195-Methoxy-alpha-methyltryptamine (5-MeO-AMT), a tryptamine derivative, induces head-twitch responses in mice through the activation of serotonin receptor 2a in the prefrontal cortex.Abiero A, Botanas CJ, Sayson LV, Custodio RJ, de la Pena JB, Kim M, Lee HJ, Seo JW, Ryu IS, Chang CM, Yang JS, Lee YS, Jang CG, Kim HJ, Cheong JH · Behavioural brain researchdoi:10.1016/j.bbr.2018.07.020moderateconsumed3 sections
2017In vitro monoamine oxidase inhibition potential of alpha-methyltryptamine analog new psychoactive substances for assessing possible toxic risks.Wagmann L, Brandt SD, Kavanagh PV, Maurer HH, Meyer MR · Toxicology lettersdoi:10.1016/j.toxlet.2017.03.007moderateconsumed4 sections
2015Recreational use, analysis and toxicity of tryptamines.Tittarelli R, Mannocchi G, Pantano F, Romolo FS · Current neuropharmacologydoi:10.2174/1570159x13666141210222409moderateconsumedcited only
2015The hallucinogenic world of tryptamines: an updated review.Araújo AM, Carvalho F, Bastos Mde L, Guedes de Pinho P, Carvalho M · Archives of toxicologydoi:10.1007/s00204-015-1513-xstrongconsumed3 sections
2014AMT Drug Information - DrugWiseDrugWise UKurl:3c1fc77ba0385127weakconsumedcited only
2014Patterns of presentation and clinical toxicity after reported use of alpha methyltryptamine in the United Kingdom. A report from the UK National Poisons Information Service.Kamour A, James D, Spears R, Cooper G, Lupton DJ, Eddleston M, Thompson JP, Vale AJ, Thanacoody HK, Hill SL, Thomas SH · Clinical toxicology (Philadelphia, Pa.)doi:10.3109/15563650.2014.885983moderateconsumed1 section
2005Fatality due to acute alpha-methyltryptamine intoxication.Boland DM, Andollo W, Hime GW, Hearn WL · Journal of analytical toxicologypmid:16105268weakconsumed2 sections
2004Schedules of controlled substances: placement of alpha-methyltryptamine and 5-methoxy-N,N-diisopropyltryptamine into schedule I of the Controlled Substances Act. Final rule.DEA Deputy Administrator · Federal Registerpmid:15455477moderateconsumed2 sections
2003Schedules of controlled substances: temporary placement of alpha-methyltryptamine and 5-methoxy-N,N-diisopropyltryptamine into Schedule I. Final rule.DEA Deputy Administrator · Federal Registerpmid:12678045moderateconsumed2 sections
1986The effects of monoamine oxidase inhibitors on the ejaculatory response induced by 5-methoxy-N,N-dimethyltryptamine in the rat.Rényi L · British journal of pharmacologypmid:3091132moderateconsumed1 section
—Searched ClinicalTrials.gov for "alpha-methyltryptamine AMT tryptamine" — no resultsabsenceno results—

4Docket

one filing per activity — decisions, correspondence, reports

  1. 0012026-04-24revisionRevision 1

    Initial LLM generation (v5 pipeline, wiki)

    psx:substance/amt/version/1
  2. 0022026-06-04proposal30 value proposals approved together

    one review action inferred from a shared reviewer and instant — the graph records one activity per proposal

    30 items in this filing

    • dose_tier · light
    • dose_tier · common
    • dose_tier · strong
    • dose_tier · heavy
    • timeline · oral · onset
    • timeline · oral · come_up
    • timeline · oral · peak
    • timeline · oral · plateau
    • timeline · oral · resolution
    • timeline · oral · afterglow
    • toxicity
    • dependence · full
    • withdrawal
    • tolerance
    • dosage · oral
    • duration · oral · onset
    • duration · oral · come_up
    • duration · oral · peak
    • duration · oral · offset
    • duration · oral · total
    • duration · oral · aftereffects
    • contraindication · psychiatric
    • contraindication · psychiatric
    • contraindication · cardiovascular
    • contraindication · cardiovascular
    • contraindication · other
    • contraindication · hepatic
    • contraindication · pregnancy_breastfeeding
    • contraindication · neurological
    psx:substance/amt/proposal/dose_tier/5daefdb4-dcbe-401b-b597-53e14f0c8e12
  3. 0032026-06-04publicationPublication — backfill

5Issued documents

what the notice, info card and emergency page said, by hash

Issued documents
documentcontent hashissuedfrom versionsuperseded
emergencyc15c760aabf6f0fcf5b6fc6b…2026-10-19 20:30Revision 1current
info_cardedd9e6b4fbffd1631569c3d6…2026-10-19 20:30Revision 1current
noticea5727d1128c1dace6c07efd9…2026-10-19 20:30Revision 1current
emergency3f0909c25c714d225b4bb3e3…2026-09-04 04:28Revision 1superseded2026-10-19
info_card46bc1bb853c085bd0b8092e6…2026-09-04 04:28Revision 1superseded2026-10-19
notice76ddbaed5b3762d419832d3d…2026-09-04 04:28Revision 1superseded2026-10-19