For essential thrombocythemia with an indication for aspirin, would you defer therapy if they are on celecoxib?  

For an individual with a diagnosis of ET and an indication for aspirin (81-100 mg PO daily), the concurrent use of the COX-2 inhibitor celecoxib would not lead me to hold aspirin. Available studies do not suggest that Celecoxib interferes with the antiplatelet effects of low-dose aspirin in a signif...