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Stroke. 2021 Oct;52(10):e646-e659. doi: 10.1161/STROKEAHA.120.033272. Epub 2021 Aug 18.

Drugs Associated With Ischemic Stroke: A Review for Clinicians.

Stroke

João Pedro Marto, Davide Strambo, Francoise Livio, Patrik Michel

Affiliations

  1. Department of Clinical Neurosciences, Stroke Centre, Neurology Service (J.P.M., D.S., P.M.), Lausanne University Hospital, Switzerland.
  2. Department of Neurology, Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Lisbon, Portugal (J.P.M.).
  3. Service of Clinical Pharmacology, Department of Laboratories (F.L.), Lausanne University Hospital, Switzerland.

PMID: 34404236 DOI: 10.1161/STROKEAHA.120.033272

Abstract

Certain drugs may increase the risk of ischemic stroke (IS). Our goal was to review associations between frequently used drugs and IS. We created an initial list of frequently used drugs to search Pubmed/MEDLINE from 1966 to 2020 and reviewed phase III and IV data, case series, and drug authorities' safety warnings to assess a potential association with IS. Drugs were grouped according to the World Health Organization Anatomical Therapeutic Chemical Classification System. Predefined criteria were applied to establish a level of evidence for an association, from A (high level of evidence of association) to E (high level of evidence of absence of association). In addition, we assessed relative risks and reviewed potential mechanisms of IS facilitation. We assessed 81 drugs or drug classes from 11 World Health Organization Anatomical Therapeutic Chemical Groups. We identified a high level of association for erythropoietin, combined contraceptives, oral estrogen replacement therapy, bevacizumab, tamoxifen, and antipsychotics and a moderate level for ponatinib, nilotinib, darunavir, and gonadotropin-releasing hormone agonists. Drug dose and treatment duration may modify the risk. For a substantial number of drugs, we found no association, and for others, there were insufficient data to categorize risk. We identified a high level of association of IS with a limited number of drugs, a potential association with some, and a lack of data for others. The summarized information may help clinicians to estimate the contribution of a drug to an IS, to better assess drug benefit-risk ratios, and to support decisions about using specific drugs.

Keywords: adverse drug event; drugs; ischemic stroke; odds ratio; prescription drugs; risk

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