Important indications for antiplatelet therapy according to current guidelines
| Duration of aspirin treatment (class of recommendation/level of evidence) | Duration of clopidogrel treatment (class of recommendation/level of evidence) | |
| Acute coronary syndrome | Long term (IA) | 12 months (IA) |
| Coronary stenting stable CAD | Long term (IA) | BMS: 4 weeks (IA) DES: 12 months (IA) |
| Stroke | Long term (IA) | Long term (IA) alternative to aspirin |
| Peripheral arterial disease | Long term (IA) | Long term (IB) alternative to aspirin |
Class of recommendation I: evidence and/or general agreement that a given treatment is beneficial, useful, and effective.
Level of evidence A: data derived from multiple randomised clinical trials or meta-analyses.
Level of evidence B: data derived from a single randomised clinical trial or large non-randomised studies.
BMS, bare metal stent; CAD, coronary artery disease; DES, drug eluting stent.