Overview THALES - Acute STroke or Transient IscHaemic Attack Treated With TicAgreLor and ASA for PrEvention of Stroke and Death Status: Completed Trial end date: 2019-12-13 Target enrollment: Participant gender: Summary Study to investigate if the study drug ticagrelor and ASA is more effective than Placebo (inactive tablet) and ASA in preventing new stroke events Phase: Phase 3 Details Lead Sponsor: AstraZenecaTreatments: Ticagrelor