Overview Efficacy Study of Nicorandil on Neointima Status: Unknown status Trial end date: 2016-07-01 Target enrollment: Participant gender: Summary The investigators aim to investigate the effect of oral nicorandil on neointima after coronary drug-eluting stent implantation in patients with diabetic mellitus. Phase: Phase 4 Details Lead Sponsor: Zhang Ying QianTreatments: Nicorandil