Definition of Cardiac glycoside overdose:

Cardiac glycosides are a class of medications used to treat heart failure. Cardiac glycoside overdose occurs when someone accidentally or intentionally takes more than the normal or recommended amount of this medication.

Poisonous Ingredient:

Cardiac glycoside is a chemical that has effects on the heart, stomach, intestines, and nervous system. It is the active ingredient in many different heart medicines. It can be poisonous if taken in large amounts.

Where Found:

Cardiac glycosides are the main (active) ingredient in certain prescription medicines, including:

• Deslanoside (cedilanin-D)
• Digitoxin (Crystodigin)
• Digoxin (Lanoxicaps, Lanoxin)

Cardiac glycosides also occur naturally in certain plants. For information on poisoning from such plants, see:

• Foxglove poisoning
• Oleander poisoning

Note: This list may not be all inclusive.