1. Plural of digitoxin; cardiac glycosides extracted from digitalis plants, formerly used as heart medications to increase heart contractility and slow heart rate.
Usage: medical/pharmaceutical term; largely historical; replaced by safer alternatives in modern practice

Examples

• Digitoxins were among the first drugs used to treat heart failure in the 20th century.
• The pharmacist explained that digitoxins have a narrow therapeutic window, requiring careful dosing.
• Digitoxins are derived from the foxglove plant and work by strengthening heart contractions.
• Modern cardiologists rarely prescribe digitoxins due to the availability of safer medications.
• The patient's digitoxins levels were monitored regularly to prevent toxicity.