Overview Pilot Study of Continuing Aspirin Versus Switching to Clopidogrel After Stroke or Transient Ischemic Attack Status: Withdrawn Trial end date: 2007-03-01 Target enrollment: Participant gender: Summary Pilot study of continuing aspirin versus switching to clopidogrel after stroke or transient ischemic attack. Phase: Phase 1 Details Lead Sponsor: University of California, San DiegoTreatments: AspirinClopidogrelTiclopidine