we conclude that 1 ) the stimulated 86rb uptake is measuring atp-sensitive potassium channel activity , 2 ) the atp-sensitive potassium channel is strongly inhibited by quinidine , verapamil , and amiodarone , and 3 ) this inhibition may contribute to the antiarrhythmic action of these drugs .
C0002598
amiodarone
C0003195
antiarrhythmic