Tubanxia;Arisaemae Intermedii Tuber Sources:The drug is the dried tuber of Arisaema intermedium Bl.(Family Araceae),growing on grasslands,in scrubs,in forests along roadsides or fields,and distributed in Yunnan and Tibet of China. Constituents:Tuber contains several amino acid. Actions and Indications:Tuber is used to eliminate dampness and phlegm,normalize function of the stomach and the spleen,as antitussic, for the treatment of gastritis,stomach-ache,vomiting caused by gastritis ulcer,cough with copious and easily expectoration sputum,vomiting due to pregnancy.