4. Clopidogrel and other anti-platelet agents are to be stopped per institutional guidelines prior to the procedure and restarted the day after the procedure. In patients with placement of drug-eluting stents within one year, the risk of cessation of clopidogrel will have to be weighed against the risk of bleeding during the drainage procedure. In that case, cardiology may be consulted so that the best course of action can be taken.