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    5-Bromo-DMT molecular structure

    5-Bromo-DMT Stats & Data

    Sea dmt 5-br-dmt Spongebob dmt
    NPS DataHub
    MW267.17
    FormulaC12H15BrN2
    CAS17274-65-6
    IUPAC2-(5-bromo-1H-indol-3-yl)-N,N-dimethylethanamine
    SMILESCN(C)CCc1cnc2ccc(Br)cc12
    InChIKeyATEYZYQLBQUZJE-UHFFFAOYSA-N
    Tryptamines; 2021/5.1 Indol-3-alkylamine; 2022/5.1 Indol-3-alkylamine
    Chemical Class Tryptamine
    Psychoactive Class Psychedelic
    Half-Life Unknown in humans (no formal pharmacokinetic studies).

    Receptor Profile

    Receptor Actions

    Agonists
    5-HT2A receptor agonist (partial
    5-HT1A receptor agonist (partial)
    Other
    EC50 3,090 nM)

    Effect Profile

    Curated
    Psychedelic 5.4

    Moderate visuals with mild headspace

    Visual Intensity×3
    7
    Headspace Depth×3
    4
    Auditory Effects×1
    0
    Body Load / Somatic Effects×1
    0

    Duration Timeline

    Bluelight
    Onset Comeup Peak Offset After Effects
    Smoked
    1-1 minutes
    15 minutes - 1.5 hours
    Total: 15-90 minutes hours
    Oral
    1-2 minutes hours
    Total: 15-90 minutes hours

    Tolerance & Pharmacokinetics

    drugs.wiki
    Half-Life
    Unknown in humans (no formal pharmacokinetic studies).
    Addiction Potential
    No evidence of compulsive use; subjective effects are mild, sedating and not strongly reinforcing. Considered to have very low abuse liability similar to most classic psychedelics.

    Tolerance Decay

    Full tolerance 1h Half tolerance 1d Baseline ~7d

    Rapid acute tolerance like other serotonergic psychedelics is plausible, with most sensitivity returning over ~1 week; evidence in humans is anecdotal. Cross‑tolerance across classic psychedelics is well‑described (LSD↔psilocybin), but specific data for 5‑Br‑DMT are lacking. Treat intervals of ≥7 days as a conservative baseline.

    Cross-Tolerances

    Classic serotonergic psychedelics (e.g., psilocin, LSD)
    30% ●○○

    Legal Status

    Country Status Notes
    Singapore 5-Bromo-DMT is specifically listed as a controlled drug

    Harm Reduction

    drugs.wiki

    • Identity and occurrence: 5‑Bromo‑DMT is a brominated DMT analogue occurring naturally in several marine sponges (e.g., Verongula rigida, Smenospongia aurea, S. cerebriformis). This supports that samples labeled 5‑Br‑DMT can be legitimate, but also that mislabeling is possible—so verify identity where possible.

    • Pharmacology and animal data: In rodent and chick models, 5,6‑dibromo‑DMT showed antidepressant‑like effects, while 5‑bromo‑DMT caused significant hypolocomotion (sedative‑like action). This aligns with user descriptions of a warm, dreamy, lightly visual profile rather than intense 5‑HT2A‑type psychedelia. Extrapolation to humans is uncertain, so cautious titration is warranted.

    • Freebase vs salt and ROA: Community reports consistently note that freebase 5‑Br‑DMT vaporizes effectively, whereas the fumarate/salt is poor to smoke and may need conversion to freebase for inhalation; this is typical of tryptamine salts. Avoid open flames and overheating to reduce harshness.

    • Avoid insufflation: Multiple reports describe severe burning and mucosal irritation from snorting dry powder; even at 60 mg the pain was extreme and benefits minimal. If someone insists on an intranasal route, buffered aqueous sprays have been used anecdotally to reduce burn, but effects remain mild and data limited.

    • Oral use appears weak/inactive without MAOI: Users report minimal effects at 60–120 mg orally. Combining with MAOIs to force oral activity is hazardous due to potentiation and serotonin‑toxicity risks; this route is not recommended.

    • Duration and profile: When vaporized, onset is within 1–2 minutes, the peak is short (≈3–20 min), and most are near baseline by 1–2 hours. Effects commonly include soft closed‑eye imagery, mild color/tracer enhancement, and relaxation/sleepiness rather than overwhelming open‑eye hallucinations.

    • Combinations and safety: General psychedelic combination guidance applies—avoid with tramadol (seizure risk), be cautious with stimulants/cannabis (unpredictable synergy), and avoid MAOIs unless under clinical supervision. Benzodiazepines can dampen or abort distress but add sedation.

    • Drug checking: Indoles/tryptamines react with Ehrlich reagent (purple). While this doesn’t prove identity, a negative Ehrlich raises suspicion for non‑indole adulterants. Use multi‑reagent kits and, where available, lab testing.

    • Set/setting and physical safety: Sedation and ataxia at higher doses are reported; use a sitter, remain seated during peaks, and avoid driving/heights. Given sparse human data, allergy test first (≤2 mg inhaled) and titrate.

    • Data scarcity: Human pharmacokinetics and long‑term safety are unknown; avoid frequent redosing and extended binges. Treat as a research chemical with conservative dosing and long intervals between trials.

    References

    Data Sources

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