in histamine-stimulated experiments , intravenous infusion of histamine dihydrochloride ( 1 mg/hr ) elicited a significant ( p < 0.0005 ) increase from basal in gastric acid production , volume output , and gastric mucosal blood flow which remained unchanged for the duration of the study .
C0019588
histamine
C0543456
histamine dihydrochloride