In a related study, German and Swiss researchers used statistical methods to analyze the six largest trials comparing Cypher to Taxus, involving 3, 669 patients.
Drug-coated stents prevent arteries from re-closing better than the traditional, bare-metal kind--and right now Boston Scientific's drug-coated Taxus stent owns 60% of the stent market.
Hospitals are hoping that rival Boston Scientific will help bring relief by the end of the year when the FDA could approve its drug-coated stent Taxus.