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psx:substance/dom/proposal/contraindication/31f2671a-ac2e-479c-bd00-647d455bb826

proposal2026-04-26recordapproved

derived from · upstream

none recorded

feeds · downstream

Closure of psx:substance/dom/proposal/contraindication/31f2671a-ac2e-479c-bd00-647d455bb826: 0 upstream, 1 downstream.

psx:substance/dom/proposal/contraindication/31f2671a-ac2e-479c-bd00-647d455bb826
└─ derived_from  value/contraindication/1f228f9c-efeb-4f38-bd26-e7cee80735ac@1

indented by distance from this node, not by parentage

1Provenance card

the boundary, as counts

Sources

2517 with DOI

11 strong · 12 moderate · 2 weak

Compilations

12026-04-26T03:43:36.570Z

pipeline-v5 · prompt hash not recorded — run predates 2026-09

Decisions

32last ruled 2026-06-04

0 awaiting a ruling

Issued documents

52026-10-19T20:31:41.925Z

notice · info card · emergency

Searches

222 with no results

queries and counts on the build

Claims checked

8668 supported

68 supported · 18 not

Correspondence

0received

consent field ships in Phase 4

Edges

266

derivations recorded for this entity

Complete over 25 sources, 1 compilation, 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/dom/archive

2Build

one panel per compilation run

generation run 2026-04-26

57 min completedmodel pipeline-v5plan not recordedrun/c62e6f0f…

Selection

results seen113
selected by the model28
consumed as sources25

Verification

claims checked86
supported56
partially supported12
not supported0
inconclusive18
  • record
  • seen / partial
  • working

The model's own caveats

none raised on this run

Reproduce

inputs
25 source keys (listed under Sources)
plan
not recorded — template version, prompt hash and git SHA are written from 2026-09 onward
model
pipeline-v5
streams
none — agent transcripts are persisted from 2026-09 onward
22 searches — query, source, results, what was kept and why
22 searches for this run
#sourcequeryseenkeptrationale
1PubMeddimethoxy methylamphetamine DOM pharmacokinetics metabolism cytochrome11—
2PubMedDOM dimethoxy methylamphetamine tolerance serotonin receptor downregulation33—
3PubMedDOM 2,5-dimethoxy-4-methylamphetamine head twitch response potency hallucinogen54—
4PubChem1-(2,5-dimethoxy-4-methylphenyl)propan-2-amine11—
5ClinicalTrials.gov · absenceDOM 2,5-dimethoxy-4-methylamphetamine psychedelic00—
6PubMed · absenceDOM STP hallucinogen drug discrimination 5-HT2A serotonin0——
7OpenAlexDOM 2,5-dimethoxy-4-methylamphetamine psychedelic serotonin101—
8PubMedDOM 2,5-dimethoxy-4-methylamphetamine pharmacology receptor binding105—
9WebSearchDOM STP legal status Schedule I DEA US UK Australia Canada100—
10WebSearchDOM STP Shulgin PiHKAL 1964 synthesis history100—
11OpenAlexDOx amphetamine hallucinogen binding affinity SAR serotonin82—
12PubMedPMID 3841918311—
13PubMedNichols psychedelics review 2016 Pharmacological Reviews22—
14WebSearchDOM STP overdose toxicity 1967 Haight-Ashbury101—
15PubMedHalberstadt hallucinogen head twitch response review21—
16WebSearch (physical properties)DOM CAS SMILES melting point physical properties100—
17PubMedDOM dimethoxy methylamphetamine catecholamine cardiovascular11—
18Erowid PiHKAL #68DOM dose duration physical properties effects11—
19PubMed/OpenAlexDOM Gatch 2021 tryptamine discrimination52—
20WebSearchDOM STP legal status multiple jurisdictions100—
21Multiple sourcesDOM monoamine releasing agent classification verification32—
22WebSearchDOM monoamine releasing serotonin release dopamine100—
86 claims by section — every cited sentence, checked against its source
safety22 · 15 ok
  • Claim in safety — inconclusiveinconclusiveworking →

  • Serotonergic psychedelics 'are generally considered physiologically safe and do not lead to dependence or addiction'supported

    Considered physiologically safe, do not lead to dependence/addiction. pr.115.011478

  • Claim in safety — inconclusiveinconclusiveworking →

  • Sympathomimetic cardiovascular effects — tachycardia and hypertension — were present and are centrally mediated via serotonin receptors.supported

    DOM produces BP and HR rise via central serotonin receptor stimulation. pmid:26578

  • Rapid cardiovascular tachyphylaxis develops to repeated dosessupported

    Rapid tachyphylaxis accompanies 5-HT receptor desensitization. pmid:26578

  • Despite its amphetamine backbone, DOM lacks the monoamine-releasing mechanism responsible for the serotonergic neurotoxicity associated with mdma and MDA.supported

    DOM has no affinity for serotonin transporter. pmid:15388280

  • Despite its amphetamine backbone, DOM lacks the monoamine-releasing mechanism responsible for the serotonergic neurotoxicity associated with mdma and MDA.supported

    DOM does not substitute for amphetamine. DOM pharmacologically distinct from amphetamine. pmid:6771804

  • Claim in safety — inconclusiveinconclusiveworking →

  • Claim in safety — inconclusiveinconclusiveworking →

  • Recovery half-life was 5 hours after 2-hour pretreatment, extending to 9.5–12.5 hours after prolonged (24–96 hour) pretreatment.supported

    Recovery half-life 5-12.5 hours. pmid:2273941

  • Chronic DOM (2 mg/kg/day × 7 days) produces neuroanatomically selective decreases in 5-HT₂A/₂C receptor levels, with the olfactory nucleus showing the most pronounced downregulation.supported

    Chronic DOM selectively decreases 5-HT2A/2C in olfactory nucleus. pmid:15972234

  • DOI-tolerant mice develop cross-tolerance to both DOI analogs and tryptamine hallucinogens (DPT)supported

    DOI-tolerant mice show cross-tolerance to DPT. jpet.114.219337

  • DOI and lsd exhibit cross-tolerance mediated by 5-HT₂A receptor downregulation, independent of β-arrestin-2 recruitmentsupported

    Cross-tolerance between DOI and LSD. 5-HT2AR density downregulated in frontal cortex. Mechanism independent of beta-arrestin-2. acschemneuro.2c00170

  • Class-level cross-tolerance extends to mescaline, psilocybin, and other serotonergic hallucinogens through shared 5-HT₂A receptor downregulation.supported

    DOM/mescaline are selective 5-HT2 agonists; indoleamines like LSD are relatively non-selective. Both classes induce cross-tolerance. 5-HT2A primary mediator. j.neuropharm.2011.01.017

  • Claim in safety — inconclusiveinconclusiveworking →

  • DOM does not function as a positive reinforcer in animal self-administration models and does not substitute for cocaine or methamphetamine in drug discrimination paradigms.partially supported

    Low abuse liability for DOM in rodents. jpet.111.179705

  • Citalopram potentiates DOM discriminative stimulus effects via a 5-HT₂C receptor-dependent mechanism: increased synaptic serotonin from SSRI inhibition of SERT enhances tonic 5-HT₂C activation, amplifying DOM's responsesupported

    Citalopram potentiates DOM discriminative stimulus via 5-HT2C receptor. pmid:15388280

  • Claim in safety — inconclusiveinconclusiveworking →

  • 5-HT₁A agonists (buspirone, 8-OH-DPAT) attenuate DOM discriminative stimulus effects in rhesus monkeys but not in ratssupported

    5-HT1A agonists attenuate DOM effects in monkeys but not rats. jpet.109.163451

  • Chlorpromazine and related phenothiazines are absolutely contraindicated as pharmacological interventions for DOM adverse reactions, based on clinical documentation from the 1967 mass exposure event.supported

    chlorpromazine warning origins. dta.3667

  • Claim in safety — inconclusiveinconclusiveworking →

  • DOM produces centrally mediated tachycardia and hypertensionsupported

    DOM produces BP and HR rise via central serotonin receptor stimulation. pmid:26578

pharmacology15 · 14 ok
  • Claim in pharmacology — inconclusiveinconclusiveworking →

  • Li et al. demonstrated via Schild analysis in rhesus monkeys that MDL100907 (a selective 5-HT₂A antagonist), ketanserin, and ritanserin each produce rightward, parallel shifts of the DOM dose-response curve, with pA₂ values for MDL100907 of 8.61 — consistent with simple competitive antagonism at a single receptor populationpartially supported

    DOM discriminative stimulus effects mediated by 5-HT2A receptors in rhesus monkeys. pA2 for MDL100907 = 8.61. Competitive antagonism confirmed by Schild analysis. jpet.108.145458

  • The DOM discriminative stimulus does not substitute for amphetamine and is not blocked by the dopamine antagonist haloperidol, confirming that DOM's mechanism is pharmacologically distinct from classical amphetaminesupported

    DOM stimulus blocked by 5-HT antagonists, not dopamine antagonists. DOM does not substitute for amphetamine. pmid:6771804

  • The serotonergic basis is further supported by complete blockade of the DOM discriminative stimulus by the 5-HT antagonists cinanserin and methysergide.supported

    DOM stimulus blocked by 5-HT antagonists, not dopamine antagonists. pmid:6771804

  • Eckler et al. demonstrated that citalopram potentiates DOM discriminative stimulus effects through a mechanism blocked by the selective 5-HT₂C antagonist SB-242084 but not by the 5-HT₁A antagonist WAY-100635supported

    Citalopram potentiates DOM discriminative stimulus via 5-HT2C receptor. pmid:15388280

  • Equilibrium saturation studies in the same report confirmed that DOM has no significant affinity for the serotonin transporter (SERT), ruling out indirect serotonergic mechanisms.supported

    DOM has no affinity for serotonin transporter. pmid:15388280

  • Cardiovascular effects of DOM — tachycardia and hypertension — are centrally mediated via serotonin receptors rather than peripheral catecholamine release, as demonstrated by intraventricular administration studies in rats.supported

    DOM produces BP and HR rise via central serotonin receptor stimulation. Response abolished by spinal transection. pmid:26578

  • Multiple lines of evidence — absence of SERT affinity, failure to generalize to amphetamine or methylphenidate in drug discrimination, and central serotonin-mediated (not catecholamine-mediated) cardiovascular effects — consistently demonstrate that DOM's mechanism is direct receptor agonism, not transporter-mediated monoamine release.supported

    DOM has no affinity for serotonin transporter. pmid:15388280

  • Multiple lines of evidence — absence of SERT affinity, failure to generalize to amphetamine or methylphenidate in drug discrimination, and central serotonin-mediated (not catecholamine-mediated) cardiovascular effects — consistently demonstrate that DOM's mechanism is direct receptor agonism, not transporter-mediated monoamine release.supported

    DOM does not substitute for amphetamine. DOM pharmacologically distinct from amphetamine. pmid:6771804

  • Multiple lines of evidence — absence of SERT affinity, failure to generalize to amphetamine or methylphenidate in drug discrimination, and central serotonin-mediated (not catecholamine-mediated) cardiovascular effects — consistently demonstrate that DOM's mechanism is direct receptor agonism, not transporter-mediated monoamine release.supported

    DOM produces BP and HR rise via central serotonin receptor stimulation. pmid:26578

  • As Trout and Daley noted, DOM 'rapidly faded into oblivion before human pharmacodynamics and pharmacokinetics could be established'.supported

    DOM rapidly faded before human pharmacodynamics/pharmacokinetics established. dta.3667

  • Total duration is dose-dependent: Snyder et al. reported approximately 8 hours at doses just above the psychedelic threshold (>3 mg) in a controlled setting, while Shulgin documented 14–20 hours at common recreational doses (3–10 mg).supported

    Doses >3mg cause pronounced hallucinogenic effects lasting ~8 hours. science.158.3801.669

  • The (R)-enantiomer forms a metabolic intermediate complex with CYP P-450, potentially inhibiting the enzyme through a mechanism-based ('suicidal') inhibition pathwaysupported

    R-enantiomer forms CYP P-450 metabolic intermediate complex. N-hydroxylation is suicidal inhibitor. pmid:7265116

  • The (R)-(−)-enantiomer is both more pharmacologically active and preferentially oxidised by CYP P-450.partially supported

    Stereoselective N-oxidation: R-enantiomer forms CYP P-450 metabolic intermediate complex. pmid:7265116

  • The (R)-(−)-enantiomer is both more pharmacologically active and preferentially oxidised by CYP P-450.partially supported

    (-) isomer more potent. pmid:6771804

summary12 · 10 ok
  • DOM occupies a distinctive position in the phenethylamine hallucinogen landscape: approximately 100 times more potent than mescaline by weight and one-thirtieth the potency of lsdsupported

    ~100x more potent than mescaline, ~1/30 as potent as LSD. science.158.3801.669

  • Claim in summary — inconclusiveinconclusiveworking →

  • Claim in summary — inconclusiveinconclusiveworking →

  • DOM's contemporary significance is primarily as a reference training compound in animal drug discrimination studies and as the founding member of the DOx structure-activity series.supported

    DOM was the first member identified as hallucinogenic. DOx are 5-HT2 agonists. SAR, binding, behavioral pharmacology covered. acsptsci.4c00157

  • DOM acts as a full agonist at serotonin 5-HT₂A and 5-HT₂C receptors, with in vitro EC₅₀ values at 5-HT₂A in the range of 2–56 nM across assay systemssupported

    5-HT2 receptor subtypes primary targets. In vitro 5-HT2A activities 2-56 nM. s41380-025-03325-1

  • The 5-HT₂A mechanism is confirmed by Schild analysis: the selective antagonist MDL100907 produces competitive rightward shifts of the DOM dose-response curve (pA₂ = 8.61), and dopamine antagonists exert no blocking effect.partially supported

    pA2 for MDL100907 = 8.61. Competitive antagonism confirmed by Schild analysis. jpet.108.145458

  • The 5-HT₂A mechanism is confirmed by Schild analysis: the selective antagonist MDL100907 produces competitive rightward shifts of the DOM dose-response curve (pA₂ = 8.61), and dopamine antagonists exert no blocking effect.partially supported

    DOM stimulus blocked by 5-HT antagonists, not dopamine antagonists. pmid:6771804

  • DOM does not produce physical dependence or function as a positive reinforcer in self-administration paradigmssupported

    Considered physiologically safe, do not lead to dependence/addiction. pr.115.011478

  • DOM does not produce physical dependence or function as a positive reinforcer in self-administration paradigmssupported

    Low abuse liability for DOM in rodents. jpet.111.179705

  • Tolerance develops within hours of exposure through rapid 5-HT₂ receptor desensitization, with near-complete loss of receptor-mediated signalling observed within 2 hours in vitrosupported

    DOM causes nearly full 5-HT2 desensitization in 2 hours. pmid:2273941

  • Cross-tolerance extends to lsd, psilocybin, and mescaline via shared 5-HT₂A downregulationpartially supported

    Cross-tolerance between DOI and LSD. 5-HT2AR density downregulated in frontal cortex. acschemneuro.2c00170

  • Published human pharmacokinetics — bioavailability, plasma half-life, volume of distribution — remain entirely uncharacterized.supported

    DOM rapidly faded before human pharmacodynamics/pharmacokinetics established. dta.3667

history8 · 5 ok
  • Claim in history — inconclusiveinconclusiveworking →

  • The study reported that doses exceeding 3 mg produced 'pronounced hallucinogenic effects lasting about 8 hours,' established DOM as approximately 100 times more potent than mescaline and one-thirtieth the potency of lsd, and observed that psychological effects were 'not accentuated by chlorpromazine'supported

    Doses >3mg cause pronounced hallucinogenic effects lasting ~8 hours. ~100x more potent than mescaline, ~1/30 as potent as LSD. science.158.3801.669

  • Claim in history — inconclusiveinconclusiveworking →

  • Claim in history — inconclusiveinconclusiveworking →

  • Following scheduling, DOM rapidly disappeared from the illicit drug supply.supported

    DOM rapidly faded before human pharmacodynamics/pharmacokinetics established. dta.3667

  • It has been continuously employed as a reference training compound in animal drug discrimination studies spanning decades and serves as the founding member of the DOx structure-activity relationship series, which includes doi, dob, and related analogspartially supported

    DOM discriminative stimulus effects mediated by 5-HT2A receptors in rhesus monkeys. jpet.108.145458

  • It has been continuously employed as a reference training compound in animal drug discrimination studies spanning decades and serves as the founding member of the DOx structure-activity relationship series, which includes doi, dob, and related analogssupported

    Four 25X-NBOH compounds tested against DOM discriminative stimulus. Confirms DOM as standard reference hallucinogen. fbp.0000000000000802

  • It has been continuously employed as a reference training compound in animal drug discrimination studies spanning decades and serves as the founding member of the DOx structure-activity relationship series, which includes doi, dob, and related analogssupported

    DOI, DOC, DOB first synthesized 1973 as DOM analogs. DOM was the first member identified as hallucinogenic. acsptsci.4c00157

comparative-pharmacology7 · 7 ok
  • DOM (4-methyl) represents the minimal effective alkyl substituent; extending the chain to ethyl (DOET), propyl (DOPR), or branched groups, or substituting halogens (DOI, DOB, DOC), modulates both in vitro receptor potency and in vivo psychedelic effects.supported

    DOM (4-methyl) most efficacious in HTR assay. 5-HT2 receptor subtypes primary targets. In vitro 5-HT2A activities 2-56 nM. s41380-025-03325-1

  • DOM (4-methyl) represents the minimal effective alkyl substituent; extending the chain to ethyl (DOET), propyl (DOPR), or branched groups, or substituting halogens (DOI, DOB, DOC), modulates both in vitro receptor potency and in vivo psychedelic effects.supported

    DOI, DOC, DOB first synthesized 1973 as DOM analogs. SAR, binding, behavioral pharmacology covered. acsptsci.4c00157

  • Halberstadt et al. established strong correlations between HTR potency and subjective effects across species for phenethylamine hallucinogens including DOM.supported

    Strong correlation (r=0.9448) between HTR in mice and hallucinogenic potencies in humans. DOM used as training drug in rat discrimination. j.neuropharm.2019.107933

  • DOM-trained animals reliably generalise to other serotonergic hallucinogens, including lsd, tryptamine psychedelics (DPT, DMT analogs), and NBOMe compoundssupported

    DOM used as training drug. DIPT fully substituted at ED50=1.94 mg/kg. jpet.111.179705

  • DOM-trained animals reliably generalise to other serotonergic hallucinogens, including lsd, tryptamine psychedelics (DPT, DMT analogs), and NBOMe compoundssupported

    25B-NBOMe, 25C-NBOMe, 25I-NBOMe, 5-MeO-DALT tested against DOM. All fully or nearly substituted for DOM. fbp.0000000000000309

  • DOM does not substitute for amphetamine, cocaine, methamphetamine, or phencyclidine, confirming its pharmacological dissimilarity from psychostimulants and dissociatives.partially supported

    DOM does not substitute for amphetamine. DOM pharmacologically distinct from amphetamine. pmid:6771804

  • Snyder et al. established DOM's potency at approximately 100× mescaline and 1/30× lsd by weightsupported

    ~100x more potent than mescaline, ~1/30 as potent as LSD. science.158.3801.669

neuroscience7 · 5 ok
  • Chronic DOM administration (2 mg/kg/day × 7 days in rats) produces neuroanatomically selective decreases in 5-HT₂A/₂C receptor density, with the olfactory nucleus showing particularly pronounced downregulationsupported

    Chronic DOM selectively decreases 5-HT2A/2C in olfactory nucleus. pmid:15972234

  • What explains the dose-dependent duration range (8 hours at >3 mg vs. 14–20 hours at common doses)? Mechanism-based CYP inhibition by the (R)-enantiomer is one candidate, but receptor residence time (k_off) has not been measured.supported

    R-enantiomer forms CYP P-450 metabolic intermediate complex. N-hydroxylation is suicidal inhibitor. pmid:7265116

  • The rapid tolerance development (5-HT₂ desensitisation within 2 hours in vitro) suggests the neuroplasticity window may be temporally constrained even during the extended subjective experience.supported

    DOM causes nearly full 5-HT2 desensitization in 2 hours. pmid:2273941

  • Claim in neuroscience — inconclusiveinconclusiveworking →

  • Claim in neuroscience — inconclusiveinconclusiveworking →

  • DOM's confirmed full agonism at this target (EC₅₀ 2–56 nM) and the competitive nature of its receptor interaction (demonstrated via Schild analysis) predict robust engagement of the downstream intracellular cascades — phospholipase C activation, IP₃/DAG generation, and glutamate release from cortical neurons — that underlie psychedelic phenomenology.partially supported

    Competitive antagonism confirmed by Schild analysis. pA2 for MDL100907 = 8.61. jpet.108.145458

  • The cardiovascular response to DOM is centrally generated: intraventricular administration produces blood pressure and heart rate increases via serotonin receptors, with rapid tachyphylaxis developing to repeated central dosessupported

    DOM produces BP and HR rise via central serotonin receptor stimulation. Response abolished by spinal transection. Rapid tachyphylaxis accompanies 5-HT receptor desensitization. pmid:26578

pharmacokinetic-detail4 · 4 ok
  • Duration is dose-dependent: approximately 8 hours at threshold psychedelic doses (>3 mg) extending to 14–20 hours at common doses (3–10 mg).partially supported

    Doses >3mg cause pronounced hallucinogenic effects lasting ~8 hours. science.158.3801.669

  • The following parameters remain entirely uncharacterised: absolute oral bioavailability, T_max, C_max, plasma elimination half-life, volume of distribution, protein binding fraction, and renal clearance.supported

    DOM rapidly faded before human pharmacodynamics/pharmacokinetics established. dta.3667

  • The (R)-enantiomer undergoes preferential N-oxidation and forms a metabolic intermediate complex with CYP P-450, resulting in mechanism-based enzyme inhibition — a 'suicidal substrate' interaction that could prolong the compound's pharmacological activity by reducing its own clearance.supported

    R-enantiomer forms CYP P-450 metabolic intermediate complex. N-hydroxylation is suicidal inhibitor. pmid:7265116

  • The (R)-(−)-enantiomer is the more potent isomer in both receptor binding and in vivo behavioural assayssupported

    (-) isomer more potent. pmid:6771804

receptor-pharmacology4 · 4 ok
  • DOM's full receptor binding profile across 51 targets was characterised using the NIMH Psychoactive Drug Screening Program (PDSP) panelsupported

    NIMH-PDSP binding data for 25 psychedelics at 51 receptors including DOM. journal.pone.0009019

  • From the Luethi et al. DOx series data, DOM (the 4-methyl analog) shows in vitro 5-HT₂A receptor functional activation with EC₅₀ values in the range of 2–56 nM across assay systemssupported

    In vitro 5-HT2A activities 2-56 nM. s41380-025-03325-1

  • This receptor contributes to subjective effects and is the site through which SSRI-mediated potentiation occurs: elevated synaptic serotonin from citalopram enhances 5-HT₂C tone, amplifying DOM's response.supported

    Citalopram potentiates DOM discriminative stimulus via 5-HT2C receptor. 5-HT2C contributes to DOM effects. pmid:15388280

  • The 2,5-dimethoxy motif on the phenethylamine ring is essential for both 5-HT₂A binding and in vivo psychedelic potencysupported

    Elimination of 2- or 5-methoxy leads to modest drop in 5-HT2A/2C binding. 2,5-dimethoxyphenethylamine motif important for in vivo potency. acschemneuro.0c00129

chemistry3 · 3 ok
  • The 2,5-dimethoxy motif is critical for both 5-HT₂A receptor binding and in vivo psychedelic potencysupported

    2,5-dimethoxyphenethylamine motif important for in vivo potency. Elimination of 2- or 5-methoxy leads to modest drop in 5-HT2A/2C binding. acschemneuro.0c00129

  • DOM is the simplest 4-alkyl member of the DOx series; extending the 4-position chain length to ethyl, propyl, or other groups yields related compounds with altered potency and selectivity profiles.supported

    DOM (4-methyl) most efficacious in HTR assay. 5-HT2 receptor subtypes primary targets. s41380-025-03325-1

  • The (R)-(−)-enantiomer is the more pharmacologically active isomer and is preferentially oxidised by hepatic cytochrome P-450 enzymespartially supported

    Stereoselective N-oxidation: R-enantiomer forms CYP P-450 metabolic intermediate complex. pmid:7265116

clinical-evidence3 · 1 ok
  • The study administered DOM to volunteers and established the following findings: doses exceeding 3 mg produced pronounced hallucinogenic effects; the experience lasted approximately 8 hours at those doses; DOM was approximately 100 times more potent than mescaline and one-thirtieth as potent as lsd; and the psychological effects were 'not accentuated by chlorpromazine'.supported

    First controlled human study of DOM/STP. Doses >3mg cause pronounced hallucinogenic effects lasting ~8 hours. ~100x more potent than mescaline, ~1/30 as potent as LSD. science.158.3801.669

  • Claim in clinical-evidence — inconclusiveinconclusiveworking →

  • Claim in clinical-evidence — inconclusiveinconclusiveworking →

effects-overview1 · 0 ok
  • Claim in effects-overview — inconclusiveinconclusiveworking →

3Sources

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

Sources
yearsourcetierstatusfeeds
2026The 4-alkyl chain length of 2,5-dimethoxyamphetamines differentially affects in vitro serotonin receptor actions versus in vivo psychedelic-like effectsLuethi D et al. · Molecular Psychiatrydoi:10.1038/s41380-025-03325-1strongconsumed4 sections
2025Locomotor and discriminative stimulus effects of NBOH hallucinogens in rodentsMunir DD, Shetty RA, Gatch MB, Sumien N, Hill RD, Priddy JA, Forster MJ · Behavioural Pharmacologydoi:10.1097/fbp.0000000000000802strongconsumedcited only
20241-(2,5-Dimethoxy-4-iodophenyl)-2-aminopropane (DOI): From an Obscure to Pivotal Member of the DOX Family of Serotonergic Psychedelic Agents - A Review.Glennon RA, Dukat M · ACS Pharmacology & Translational Sciencedoi:10.1021/acsptsci.4c00157moderateconsumed3 sections
20242,5-Dimethoxy-4-methylamphetamine - WikipediaWikipedia contributorsurl:daa9671fd5478083weakconsumedcited only
2024The origin of 2,5-dimethoxy-4-methylamphetamine (DOM, STP)Trout K, Daley PF · Drug Testing and Analysisdoi:10.1002/dta.3667moderateconsumed6 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
2021Discriminative Stimulus Effects of Substituted Tryptamines in RatsGatch MB, Hoch A, Carbonaro TM · ACS Pharmacology & Translational Sciencedoi:10.1021/acsptsci.0c00173moderateconsumedcited only
2020Correlation between the potency of hallucinogens in the mouse head-twitch response assay and their behavioral and subjective effects in other speciesHalberstadt AL, Chatha M, Klein AK, Wallach J, Brandt SD · Neuropharmacologydoi:10.1016/j.neuropharm.2019.107933moderateconsumed1 section
2020Investigation of the 2,5-Dimethoxy Motif in Phenethylamine Serotonin 2A Receptor AgonistsMarcher-Rørsted E, Halberstadt AL, Klein AK, Chatha M, Jademyr S, Jensen AA, Kristensen JL · ACS Chemical Neurosciencedoi:10.1021/acschemneuro.0c00129moderateconsumed2 sections
2017Locomotor and discriminative stimulus effects of four novel hallucinogens in rodentsGatch MB, Dolan SB, Forster MJ · Behavioural Pharmacologydoi:10.1097/fbp.0000000000000309strongconsumedcited only
2016PsychedelicsNichols DE · Pharmacological Reviewsdoi:10.1124/pr.115.011478strongconsumed5 sections
2014Tolerance and cross-tolerance to head twitch behavior elicited by phenethylamine- and tryptamine-derived hallucinogens in mice.Smith DA, Bailey JM, Williams D, Fantegrossi WE · The Journal of pharmacology and experimental therapeuticsdoi:10.1124/jpet.114.219337moderateconsumed1 section
2011Abuse liability profile of three substituted tryptaminesGatch MB, Forster MJ, Janowsky A, Eshleman AJ · Journal of Pharmacology and Experimental Therapeuticsdoi:10.1124/jpet.111.179705strongconsumed3 sections
2011Multiple receptors contribute to the behavioral effects of indoleamine hallucinogensHalberstadt AL, Geyer MA · Neuropharmacologydoi:10.1016/j.neuropharm.2011.01.017moderateconsumed1 section
2010Differential effects of serotonin 5-HT1A receptor agonists on the discriminative stimulus effects of the 5-HT2A receptor agonist 1-(2,5-dimethoxy-4-methylphenyl)-2-aminopropane in rats and rhesus monkeys.Li JX, Koek W, Rice KC, France CP · Journal of pharmacology and experimental therapeuticsdoi:10.1124/jpet.109.163451moderateconsumed1 section
2010Psychedelics and the human receptoromeRay TS · PLoS ONEdoi:10.1371/journal.pone.0009019moderateconsumed1 section
2009Discriminative stimulus effects of 1-(2,5-dimethoxy-4-methylphenyl)-2-aminopropane in rhesus monkeys: antagonism and apparent pA2 analyses.Li JX, Rice KC, France CP · Journal of pharmacology and experimental therapeuticsdoi:10.1124/jpet.108.145458moderateconsumed4 sections
2005Effects of clozapine and 2,5-dimethoxy-4-methylamphetamine [DOM] on 5-HT2A receptor expression in discrete brain areasDoat-Meyerhoefer MM, Hard R, Winter JC, Rabin RA · Pharmacology, Biochemistry, and Behaviorpmid:15972234strongconsumed2 sections
2004A 5-HT(2C) receptor-mediated interaction between 2,5-dimethoxy-4-methylamphetamine and citalopram in the ratEckler JR, Reissig CJ, Rabin RA, Winter JC · Pharmacology, Biochemistry, and Behaviorpmid:15388280strongconsumed3 sections
1991PiHKAL #68: DOMShulgin A, Shulgin Aurl:9fafe68cfa7cd802weakconsumedcited only
1990Rapid desensitization and resensitization of 5-HT2 receptor mediated phosphatidyl inositol hydrolysis by serotonin agonistsPauwels PJ, Van Gompel P, Leysen JE · Life Sciencespmid:2273941strongconsumed3 sections
1981Studies on chiral interactions of 1-(2,5-dimethoxy-4-methylphenyl)-2-aminopropane and the corresponding N-hydroxy metabolites with cytochrome P-450McGraw NP, Castagnoli N · Journal of Medicinal Chemistrypmid:7265116strongconsumed4 sections
1980The discriminative stimulus properties of 2,5-dimethoxy-4-methylamphetamine (DOM): differentiation from amphetamineSilverman PB, Ho BT · Psychopharmacologypmid:6771804strongconsumed5 sections
19782,5-Dimethoxy-4-methylamphetamine (DOM)- a central component of its cardiovascular effects in rats; involvement of serotoninFriedman E, Lambert GA, Buchweitz E · European Journal of Pharmacologypmid:26578strongconsumed3 sections
19672,5-Dimethoxy-4-methyl-amphetamine (STP): A New Hallucinogenic DrugSnyder SH, Faillace LA, Hollister LE · Sciencedoi:10.1126/science.158.3801.669moderateconsumed6 sections
—Searched ClinicalTrials.gov for "DOM 2,5-dimethoxy-4-methylamphetamine psychedelic" — no resultsabsenceno results—
—Searched PubMed for "DOM STP hallucinogen drug discrimination 5-HT2A serotonin" — no resultsabsenceno results—

4Docket

one filing per activity — decisions, correspondence, reports

  1. 0012026-04-26revisionRevision 1

    Initial LLM generation (v5 pipeline, wiki)

    psx:substance/dom/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 · other
    • contraindication · psychiatric
    • contraindication · psychiatric
    • contraindication · cardiovascular
    • contraindication · other
    • contraindication · other
    • contraindication · neurological
    • contraindication · pregnancy_breastfeeding
    psx:substance/dom/proposal/dose_tier/abdd8349-cb88-4add-80e1-5b490b571c8c
  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 20:31Revision 1current
info_cardc9e256b6428b5ee980b2e18e…2026-10-19 20:31Revision 1current
emergency3f0909c25c714d225b4bb3e3…2026-09-04 04:29Revision 1superseded2026-10-19
info_card1fa1b5884cbb9f06212528da…2026-09-04 04:29Revision 1superseded2026-10-19
notice77dd343fe8623e9da9c6bf57…2026-09-04 04:29Revision 1current