Lily of the Valley

A perennial herb that contains asparagine, cardioactive glycosides—e.g., convalloside, gluconvalloside—flavonoids, and saponins; like foxglove, it was once used as a cardiotonic, diuretic and vasodilator
Toxicity Arrhythmias, confusion, hypertension, possibly death due to circulatory collapse; it is poisonous per the FDA

Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.