Eligibility Criteria:
Inclusion Criteria:
* Volunteers must meet all of the following inclusion criteria: Non smoking for at least 3 months prior to selection, Normal weight as defined by a body mass index (BMI, weight in kg divided by the square of height in meters) of 18.0 to 32.0 kg/m2, extremes included), Informed Consent Form (ICF) signed voluntarily before the first trial related activity, Able to comply with protocol requirements, Normal 12-lead electrocardiogram (ECG) (in triplicate) at screening including: Normal sinus rhythm (heart rate \[HR\] between 40 and 100 bpm), QTc interval = 450 ms, QRS interval \< 120 ms, PR interval = 220 ms
* Healthy on the basis of a medical evaluation that reveals the absence of any clinically relevant abnormality and includes a physical examination, medical history, vital signs, and the results of blood biochemistry, and hematology tests and a urinalysis carried out at screening.
Exclusion Criteria:
* Past history of heart arrhythmias (extrasystole, tachycardia at rest) or having baseline prolongation of QTc interval \> 450 ms
* history of risk factors for Torsade de Pointes syndrome (hypokalemia, family history of long QT syndrome)
* Female, except if postmenopausal since more than 2 years, or posthysterectomy, or post tubal ligation (without reversal operation)
* History or evidence of current use of alcohol, barbiturate, amphetamine, recreational or narcotic drug use, which in the investigator's opinion would compromise subject's safety and/or compliance with the trial procedures
* Hepatitis A, B, or C infection (confirmed by hepatitis A antibody, hepatitis B surface antigen, or hepatitis C virus antibody, respectively) or human immunodeficiency virus - type 1 (HIV-1) or HIV-2 infection at screening
* A positive urine drug test at screening
* Currently active or underlying gastrointestinal, cardiovascular, neurologic, psychiatric, metabolic, renal, hepatic, respiratory, inflammatory, or infectious disease
* Currently significant diarrhea, gastric stasis, or constipation that in the investigator's opinion could influence drug absorption or bioavailability
* Any history of significant skin disease.