cimetidine , n '' '' -cyano-n-methyl-n'- [ 2 [ [ ( 5-methyl-1h-imidazol-4-yl ) methyl ] -thio ] ethyl ] guanidine , is a specific histamine h2-receptor antagonist drug that is widely used in medicine to treat gastric ulcer disease and other pathological hypersecretory states .
C0008783
cimetidine
C0038358
gastric ulcer diseas