I believe that the classic offender is digoxin, a common cardiac medication. As mentioned, opiates also commonly fall into this category. And it's less common t

I believe that the classic offender is digoxin, a common cardiac medication. As mentioned, opiates also commonly fall into this category. And it's less common today thanks to new legal restrictions on maximum indicated doses, but paracetamol/acetaminophen is also problematic.