The purpose of this study is the following: * To determine the safety and tolerability of single ascending intravenous (IV) doses of PF-05230907 in healthy Japanese subjects. * To characterize the PK profile of single ascending IV doses of PF-05230907 in healthy Japanese subjects. * To characterize the PD profiles of single ascending IV doses of PF-05230907 in healthy Japanese subjects. * To evaluate the immunogenicity of PF-05230907 in healthy Japanese subjects
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
BASIC_SCIENCE
Masking
DOUBLE
Enrollment
17
A single intravenous dose of 3 μg/kg
A single intravenous dose of 5 μg/kg
A single intravenous dose of matched placebo
Pfizer New Haven Clinical Research Unit
New Haven, Connecticut, United States
Incidence of Adverse Events and Serious Adverse Events Per Participant of PF-05230907
Time frame: up to 2 months
Single dose Time to Reach maximum Observed Plasma Concentration (Tmax) of PF-05230907
Time frame: Minute 0, 2, 5, 15, 40, 60 minute post-dose
Single dose Area Under the Curve From Time Zero to Extrapolated Infinite Time [AUC (0 - ∞)]of PF-05230907
Time frame: Minute 0, 2, 5, 15, 40, 60 minute post-dose
Single dose Plasma Decay Half-Life (t1/2) of PF-05230907
Time frame: Minute 0, 2, 5, 15, 40, 60 minute post-dose
Single dose steady state Volume of Distribution (Vss) of PF-05230907
Time frame: Minute 0, 2, 5, 15, 40, 60 minute post-dose
Single dose clearance (CL) of PF-05230907
Time frame: Minute 0, 2, 5, 15, 40, 60 minute post-dose
Single dose Maximum Observed plasma concentration (Cmax) of PF-05230907
Time frame: Minute 0, 2, 5, 15, 40, 60 minute post-dose
Single dose Area Under the Curve From Time Zero to Last Quantifiable Concentration [AUC (last)]of PF-05230907
Time frame: Minute 0, 2, 5, 15, 40, 60 minute post-dose
Change of aPTT from pre-dose to post-dose
Time frame: Hour 0, 24 hour post-dose
Change of prothrombin fragments 1+2 (PF1+2)
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Time frame: Hour 0, 24 hour post-dose
Change of plasma D-dimer
Time frame: Hour 0, 48 hour post-dose
Incidence of development of anti-drug antibody (ADA)
Time frame: up to 2 months
Incidence of development of neutralizing antibody (NAb)
Time frame: up to 2 months
Change of factor X activity
Time frame: up to 2 months