As the target patient population for GSK2190915 may overlap with that for statins such as rosuvastatin, it is important to evaluate any potential effects of GSK2190915 on the pharmacokinetics of a statin known to undergo hepatic elimination via OATP1B1/1B3 This study will evaluate the effect of repeat oral dosing of GSK2190915 on the steady-state pharmacokinetics of rosuvastatin. In addition, the study will evaluate the safety and tolerability of this combination when co-administered to healthy, adult volunteers.