Review Article
Non-Pharmacological Therapy for Atrial Fibrillation: Managing the Left Atrial Appendage
Table 2
Summary of antiplatelet/anticoagulation requirements and endocarditis prophylaxis for each percutaneous device.
| | Aspirin | Clopidogrel | Warfarin | Endocarditis Prophylaxis |
| AMPLATZER septal occluder [28] | Few months indefinitely depending on treating centre | None, few months depending on treating centre | None, 6 weeks depending on treating centre | Few months |
| PLAATO [30] | 300–325 mg daily indefinitely | 75 mg for 6 months at North American centres and at operator’s discretion at European centres | Nil | 6 months at North American centres and at operator’s discretion at European centres |
| WATCHMAN [33] | 81–325 mg daily indefinitely | 75 mg for 6 months | At least 45 days. Discontinued at 45 days if follow up TEE shows <5 mm of peridevice flow | Nil |
| AMPLATZER cardiac plug [35] | Not specified | Not specified | Not specified | Not specified |
| Coherex Wave Crest | 75–325 mg daily indefinitely | 75 mg daily for 90 days if not on warfarin | If previously on warfarin with a history of stroke or TIA, continue warfarin until LAA closure demonstrated on TEE | Nil |
| LARIAT | Indefinitely | Nil | If previous embolic events whilst on OAC and no contraindication or intolerance, OAC continued regardless of procedural success | Nil |
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TIA: transient ischaemic attack and OAC: oral anticoagulant.
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