Home
    Disclaimer

    SR-14968 Stats & Data

    NPS DataHub
    MW469.21
    FormulaC20H20BrCl2N3O
    CAS2133455-40-8
    IUPAC3-[1-[1-(4-bromophenyl)ethyl]piperidin-4-yl]-5,6-dichloro-1H-benzimidazol-2-one
    SMILESBrc1ccc(cc1)C(C)N1CCC(CC1)n1c(=O)nc2cc(Cl)c(Cl)cc12
    InChIKeyDJSSLECNUQMYKG-UHFFFAOYSA-N
    Chemical Class Opioid
    Psychoactive Class Depressant
    Half-Life Unknown in humans; user reports of prolonged effects and accumulation suggest caution with daily redosing.

    Effect Profile

    Curated
    Opioid 6.3

    Strong euphoria with moderate itching/nausea, mild sedation and pain relief

    Euphoria / Warmth×3
    9
    Analgesia×2
    4
    Sedation / Relaxation×1
    5
    Itching / Nausea×1
    6

    Tolerance & Pharmacokinetics

    drugs.wiki
    Half-Life
    Unknown in humans; user reports of prolonged effects and accumulation suggest caution with daily redosing.
    Addiction Potential
    Moderate-to-high: preclinical work on biased μ-agonists finds mixed but non-zero dependence liability; user reports describe tolerance with repeated daily dosing and withdrawal on cessation.

    Cross-Tolerances

    other μ-opioid agonists
    50% ●○○

    Harm Reduction

    drugs.wiki

    SR-14968 is sold only as a research chemical with no human clinical data. Animal and in vitro work suggest G-protein-biased μOR agonism, but in vivo still produces respiratory depression at higher doses; therefore the classic opioid risks remain, particularly with polydrug use. Batch-to-batch potency appears highly variable by user reports; some describe active effects at 5–15 mg sublingual while others report limited effects below 50–100 mg orally. A recurring community hazard is a delayed or wave-like come-up (peaks 4–8+ hours post-dose), which makes early redosing especially risky due to stacking and late-onset oversedation. Naloxone should be carried and administered for suspected opioid overdose; multiple doses may be required, and sedation from non-opioid adulterants (e.g., xylazine) will not be reversed — always call emergency services. Avoid combining with other depressants (benzos, alcohol, GHB/GBL, other opioids, gabapentinoids); these combinations markedly increase the risk of respiratory compromise. Because supply chains for new opioid RCs have been targeted by scammers and adulteration is common in unregulated markets, avoid sharing personal/financial information, be skeptical of unsolicited vendors, and prefer accredited drug checking where available. For measuring, use a 0.001 g scale; consider volumetric dosing and perform a 1–2 mg allergy test, then wait a full day before any additional dosing to detect delayed effects. Do not inject; solvent, excipient, and sterility unknowns greatly increase harm. People attempting to self-manage withdrawal should recognize dependence and tolerance can still occur with biased agonists; medical supervision is strongly recommended.

    ← Back to SR-14968