Estimate the Effect of Telaprevir and Boceprevir on Maraviroc Pharmacokinetics in Healthy Subjects

Inclusion Criteria: * Healthy male and/or female subjects. * Body Mass Index (BMI) of 17.5 to 30.5 kg/m2. * Total body weight \>50 kg (110 lbs). Exclusion Criteria: * Use of prescription or nonprescription drugs and dietary supplements within 7 days or 5 half-lives (whichever is longer) prior to the first dose of study medication. * Use of tobacco- or nicotine-containing products in excess of the equivalent of 5 cigarettes per day. * Positive result for HIV-1, HIV-2, Hepatitis B serology (HbsAg, HbcAb) or anti hepatitis C virus serology (as determined by a multi antigen EIA).