Azaleas (Rhododendron
Poisonous to Horses

Toxic chemical: Leaves and nectar
contains grayanotoxins, which can modify
sodium channels in cells causing excitation
of cells.

Symptoms of Poisoning: saliva becomes
green and frothy and excessive, muscles
become weak, heart rate slows, vision
blurs, colic and gastrointestinal issues
Death can occur if untreated.
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