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Pethidine

Basic Information

Summary

A phenylpiperidine opioid first synthesised by Otto Eisleb in 1939, better known by the names meperidine and pethidine. An analgesic, once widely prescribed it has since declined in usage due to the discovery of a toxic metabolite - norpethidine. Also reacts dangerously with many drugs.

Opioid

Opioids are pain-killing depressants which may also cause euphoria.

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Habit-forming

These drugs pose a higher risk of causing habit forming behaviour, take particular care with the amount and frequency they are taken.

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Depressant

Depressants are drugs which reduce arousal and stimulation in the user, characterised by a depressing of mental and physical functions.

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Dose
Light50-100mg
Common100-200mg
Strong200-400mg+
Duration
All ROAs
Onset30-60 minutes
Duration4-6 hours
After-effects2-10 hours
Effects

    Effects lovingly provided by PsychonautWiki

    Aliasespethidine
    meperidine
    EffectsEuphoria, Dry Mouth, Mood lift, Itchiness, Relaxant, Constipation, Pupil constriction, Analgesia.
    AvoidAll other CNS depressants.
    BioavailabilityOral 50-60% | Rectal 55% | Intramuscular 80-85%
    See TripSit Wiki for more information about drug interactions

    Interactions

    Dangerous

    Caution

    Low risk & Increased Effects

    Low risk & No Synergy