we hence studied the effect of ergotamine tartrate 0.5 mg intravenously on finger-arm systolic gradients after the following procedures : infiltration around finger arteries with papaverine ( n = 2 ) and dihydralazine ( n = 3 ) , occlusion of blood supply to a finger by an inflated cuff before and 2 hours after ergotamine ( n = 6 ) .
C0086248
ergotamine tartrate
C0014710
ergotamine