PD and PK Profiles of Switching Between Cangrelor and Ticagrelor Following Ticagrelor Pre-treatment

Cangrelor will be used at the FDA recommended dose using a 30 μg/kg bolus followed by 4 μg/kg/min infusion. The duration of cangrelor/placebo infusion will be 2 hours. After completing the first phase of the study, patients will undergo a 1-4 week wash-out period and then will cross-over to the alternative treatment in the second phase

Normal saline will be infused for 2 hours. After completing the first phase of the study, patients will undergo a 1-4 week wash-out period and then will cross-over to the alternative treatment in the second phase