Indirect comparisons of CAPRIE, ESPS-2, and MATCH trials led many stroke experts to favor the combination of aspirin and extended-release dipyridamole (ASA/ERD) over clopidogrel as the preferred antiplatelet therapy for secondary stroke prevention.1–3 The Prevention Regimen for Effectively Avoiding Second Strokes (PRoFESS) study, a 2 2 factorial, double-blind, event-driven, active and placebo-c...