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The dried root of Polygala senega (family Polygalaceae), an herb of eastern and central North America; an expectorant.
Synonym(s): Seneca snakeroot
[Seneca, an Indian tribe]


The dried roots of the Seneca snakeroot, used medicinally as an expectorant.

senega (seˑ·ni·g),

n Latin name:
Polygala senega; part used: dried root; uses: hypoglycemic, emetic, immunostimulant, sedative, snakebite, respiratory disorders, skin disorders; precautions: pregnancy, lactation, children, salicylate sensitivity, ulcers (peptic or duodenal), anticoagulants, antidiabetic medications, CNS depressants. Also called
milkwort, mountain flax, northern senega, polygala root, rattlesnake root, seneca, seneca root, seneca snakeroot, senega root, senega snakeroot, or