the inhibitory effects of the 1,4-dihydropyridine calcium channel antagonist , pn 200-110 ( isradipine ) , on field stimulation-evoked tetrodotoxin ( ttx ) -sensitive and -insensitive relaxations were studied in rat oesophageal smooth muscle of the tunica muscularis mucosae .
C2945601
dihydropyridine calcium
C0071304
isradipine