Pilot Study of Continuing Aspirin Versus Switching to Clopidogrel After Stroke or Transient Ischemic Attack
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Ages Eligible for Study:
18 Years and older (Adult, Older Adult)
Sexes Eligible for Study:
Accepts Healthy Volunteers:
Age 18 and older.
Stroke or transient ischemic attack (TIA) while taking aspirin within one week of consent.
Women of child-bearing potential will be included only if there is a negative pregnancy test and they agree to birth control during the treatment period.
Any medical indication for a specific antiplatelet agent (aspirin, clopidogrel, ticlopidine, aggrenox), or an indication for a combination of antiplatelet agents.
Any medical indication for anticoagulation, except subcutaneous heparin for deep vein thrombosis prophylaxis.