Show notes at pharmacyjoe.com/episode88
In this episode, I’ll discuss the treatment of loperamide toxicity.
Loperamide is often referred to as “the poor man’s methadone”. It has been used as both a drug of abuse and as a way of self-treating opioid withdrawal.
The dose used in loperamide abuse far exceeds the labelled 16 mg/day maximum, with some patients taking hundreds of milligrams per day.
The most serious sign of loperamide toxicity is ventricular arrhythmias, including torsades. I’ve taken care of one loperamide toxicity patient who had a QTc that exceeded 700 milliseconds!
This episode will focus on actual and theoretical treatments for cardiac toxicity of loperamide overdose.
Very little data seems to be published on the treatment of loperamide toxicity, so therapies are largely empiric.
As for the treatment of any drug toxicity, I consider 4 possible methods of treatment: