GSK-945237 is under investigation in clinical trial NCT01039610 (A Single Center Four Part Study in Healthy Adult Subjects to Evaluate: the Safety, Tolerability and Pharmacokinetics of a Single Oral Dose and Repeat Escalating Oral Doses of GSK945237; the Effect of Linezolid on Hematology Safety Parameters; and the Effects of GSK945237 and Moxifloxacin on QTc.).