New evidence is emerging to contradict earlier claims that drug - eluting stents cause increased risks for patients , although nice ' s recent preliminary guidance was against their use in coronary artery disease 藥物洗脫支架早前曾有藥物洗脫支架會導(dǎo)致病人風(fēng)險增加的說法, nice近期發(fā)布的初步指南也反對在冠狀動脈疾病中使用藥物洗脫支架,但已有新證據(jù)結(jié)論與此相反。