Research News

Aspirin after stroke reduces further events but benefits decline with time, analysis shows

BMJ 2016; 353 doi: https://doi.org/10.1136/bmj.i2876 (Published 20 May 2016) Cite this as: BMJ 2016;353:i2876
  1. Susan Mayor
  1. London

Taking aspirin reduces the risk of recurrent ischaemic stroke by nearly 60% in the six weeks after a transient ischaemic attack (TIA) or ischaemic stroke, but this benefit declines to no effect by 12 weeks, shows a pooled analysis tracking the effect over time.1

The risk of major stroke is very high for only the first few days after a TIA or minor ischaemic stroke, and observational studies have found greater benefit from early medical treatment in the acute phase than in longer term trials.

Researchers pooled the individual patient …

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