A significant characteristic of digitalis preparations is that they:
A) have a negative inotropic effect.
B) are not prodysrhythmic drugs.
C) have a positive chronotropic effect.
D) have a very narrow therapeutic index.

Question

Quizplus · Accepted Answer

Digitalis preparations have a very narrow therapeutic index, meaning that the difference between a therapeutic dose and a toxic dose is small. This can make monitoring of blood levels and dosage adjustments critical for patient safety.

A Significant Characteristic of Digitalis Preparations Is That They