A Study To Evaluate The Effect Of Food On How Tasocitinib (CP-690,550) Is Absorbed And Moves Through The Body Following Oral Administration Of Tasocitinib (CP-690,550) Tablets To Healthy Subjects

In this study, a 10 mg tasocitinib (CP-690,550) tablet will be administered to healthy subjects on two separate dosing occasions. On one occasion the tasocitinib (CP-690,550) tablet will be administered in a fasting condition; On the other occasion the tasocitinib (CP-690,550) tablet will be administered in a fed condition following a standard breakfast meal. The amount of tasocitinib (CP-690,550) in the blood will be measured at various times over 24 hours following each dosing occasion and compared to evaluate for any differences.