Histamine

Ceplene; Histamine Dichloride; Histamine Dihydrochloride; Peremin; Dichloride, Histamine; Dihydrochloride, Histamine
An amine derived by enzymatic decarboxylation of HISTIDINE. It is a powerful stimulant of gastric secretion, a constrictor of bronchial smooth muscle, a vasodilator, and also a centrally acting neurotransmitter.