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DemerolInfo
SummaryA 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.
DoseLight: 50-100mg Common: 100-200mg Strong: 200-400mg+
Onset30-60 minutes
Duration4-6 hours.
Aliasespethidine
meperidine
Categoriesopioid
habit-forming
depressant
EffectsEuphoria, Dry Mouth, Mood lift, Itchiness, Relaxant, Constipation, Pupil constriction, Analgesia.
After-effects2-10 hours.
AvoidAll other CNS depressants.
BioavailabilityOral 50-60% | Rectal 55% | Intramuscular 80-85%