Tuber is the dried tuber of Arisaema erubescens (Wall.)
Schott. , Arisaema heterophyllum Bl.orArisaema amurense Maxim. (Fam. Araceae).
Action: To remove damp-phlegm,
to dispel wind and arrest convulsions, and to promote the
subsidence of induration and swelling.
phlegm with cough; vertigo; stroke with phlegm in the throat,
deviation of the eye and the mouth, and hemiplegia; epilepsy
and convulsions; tetanus. External use of the crude drug for
boils, sores, snake and insect bite.