Drug-Eluting or Bare-Metal Stents for Coronary Artery Disease... 

This article published in NEJM (August 30, 2016 issue) is worth a read. 

CONCLUSIONS

In patients undergoing PCI, there were no significant differences between those receiving drug-eluting stents and those receiving bare-metal stents in the composite outcome of death from any cause and nonfatal spontaneous myocardial infarction. Rates of repeat revascularization were lower in the group receiving drug-eluting stents.

Read the full text by clicking on the link http://www.nejm.org/doi/full/10.1056/NEJMoa1607991?query=TOC&