n. an extract from the dried leaves of foxgloves (Digitalis species), which contains various substances, including the *glycoside *digoxin (known as a cardiac glycoside), which stimulates heart muscle and is used medicinally.
Earlier, the herb was used to treat ulcers, boils, abscesses, headaches and paralysis. William Withering, an 18th century English country doctor, explored the plant's hidden properties. His work led to the production of digoxin, a life-saving medicine.Safety of the herb cannot be established due to variable amounts of cardiac glycosides. The powder is toxic at 520 mg.... digitalis lanata
Action: Main source of digoxin for the pharmaceutical industry. Digitalis glycosides increase the force of contraction of heart without increasing the oxygen consumption and slow the heart rate when auricular fibrillation is present. To be used only under strict medical supervision.
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