Chemical Structure:
C22H29NO2 · HCl
Mechanism of Action:
A mild to moderate mu-opioid receptor agonist.
Uses:
Historically used for mild to moderate pain relief, but its use has significantly declined due to safety concerns and has been withdrawn from the market in many countries.
Side Effects:
Cardiotoxicity: Significant risk, including fatal arrhythmias.
CNS Depression: Drowsiness, dizziness, and sedation.
GI Effects: Nausea and constipation.