This study will evaluate the drug behavior and safety of a single dose of the 22 milligram tofacitinib (CP-690,550) modified-release formulation in 18 healthy volunteers when taken after eating a high fat meal (the effect of food). This will be compared to the drug behavior and safety of a single dose of the 22 milligram tofacitinib (CP-690,550) modified-release formulation when taken after a 10 hour fast.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
BASIC_SCIENCE
Masking
NONE
Enrollment
18
A single dose of tofacitinib modified release 22 mg tablet after receiving the standard FDA high-fat/high-calorie meal
A single dose of tofacitinib modified release 22 mg tablet after an overnight fast of 10 hours
Pfizer Clinical Research Unit
Brussels, Belgium
AUC inf
Area under the plasma concentration-time profile from time zero to infinity (AUCinf).
Time frame: 48 hours post dose
AUC last
Area under the plasma concentration-time profile from time zero to time of last identifiable quantitation (AUC last).
Time frame: 48 hours post dose
Cmax
Maximum observed plasma concentration (Cmax).
Time frame: 48 hours post dose
Time to Reach Maximum Observed Plasma Concentration (Tmax)
Time frame: 48 hours post dose
Plasma Decay Half-Life (t 1/2)
Plasma decay half-life is the time measured for the plasma concentration to decrease by one half.
Time frame: 48 hours post dose
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