(BUSINESS WIRE)--Merck (known outside the United States and Canada as MSD) reported today that investigators in the TRA-2P study of vorapaxar have been provided with additional information about the recommendations of the Data and Safety Monitoring Board (DSMB) regarding the TRA-2P study. The additional information was sent yesterday in a communication to investigators from the Operations Committee of the TRA-2P study of vorapaxar. Vorapaxar is one of Merck's investigational cardiovascular medicines.