MedPath

Pharmacokinetics And Relative Bioavailability Of Bococizumab (PF-04950615; RN316) When Administered To The Abdomen, Thigh Or Upper Arm

Phase 1
Completed
Conditions
Hypercholesterolemia
Interventions
Biological: Bococizumab (PF-04950615; RN316)
Registration Number
NCT02043301
Lead Sponsor
Pfizer
Brief Summary

This study aims to characterize the single dose pharmacokinetics of PF-04950616 following subcutaneous injection to the abdomen, upper arm or the thigh.

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
75
Inclusion Criteria
  • Male and female subjects 18 to 65 years of age.
  • Body Mass Index (BMI) ≤ 33 kg/m2, and total body weight of 60 kg to 90 kg (132 lbs to 198 lbs).
  • Fasting LDL-C must be > 130 mg/dL (borderline high per NCEP ATP III criteria) at two qualifying visits: initial screening (Days -28 to -14) and Day -7.
Exclusion Criteria
  • Poorly controlled type 1 or type 2 diabetes mellitus (HbA1c > 9.0%).
  • History of a cardiovascular or cerebrovascular event (eg, MI, stroke, TIA) or related procedure (eg, angioplasty) during the past year.
  • Subjects who meet the New York Heart Association (NYHA) criteria for congestive heart failure (CHF) classes III or IV.

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
Single 150 mg PF-04950615 dose administered to the abdomenBococizumab (PF-04950615; RN316)-
Single 150 mg PF-04950615 dose administered to the upper armBococizumab (PF-04950615; RN316)-
Single 150 mg PF-04950615 dose administered to the thighBococizumab (PF-04950615; RN316)-
Primary Outcome Measures
NameTimeMethod
Maximum Observed Plasma Concentration (Cmax)Day 1 (Hour 0 pre-dose, Hours 1 and 8 post-dose), Day 2, Day 3, Day 4, Day 5, Day 6, Day 8, Day 15, Day 22, Day 29, Day 36, Day 43, Day 50, Day 57, Day 64, Day 71 and Day 85/Early Termination.

Maximum observed concentration.

Area Under the Plasma Concentration-Time Curve From Time 0 Extrapolated to Infinite Time (AUCinf)Day 1 (Hour 0 pre-dose, Hours 1 and 8 post-dose), Day 2, Day 3, Day 4, Day 5, Day 6, Day 8, Day 15, Day 22, Day 29, Day 36, Day 43, Day 50, Day 57, Day 64, Day 71 and Day 85/Early Termination.

AUCinf is the area under the plasma concentration-time curve (AUC) from time zero (pre-dose) extrapolated to infinite time.

Secondary Outcome Measures
NameTimeMethod
Area Under the Curve From Time Zero to the Time of Last Quantifiable Concentration (AUClast)Day 1 (Hour 0 pre-dose, Hours 1 and 8 post-dose), Day 2, Day 3, Day 4, Day 5, Day 6, Day 8, Day 15, Day 22, Day 29, Day 36, Day 43, Day 50, Day 57, Day 64, Day 71 and Day 85/Early Termination.

AUClast is area under the plasma concentration-time curve from time zero to the time of the last quantifiable concentration.

Time to Reach Maximum LDL-C Lowering (Tmax, LDL-C)Baseline (average of Day -7 and Day 1), Day 2, Day 3, Day 4, Day 5, Day 6, Day 8, Day 15, Day 22, Day 29, Day 36, Day 43, Day 50, Day 57, Day 64, Day 71 and Day 85/Early Termination

Time to LDL-C Emax

AUEC: Change From BaselineBaseline (average of Day -7 and Day 1), Day 2, Day 3, Day 4, Day 5, Day 6, Day 8, Day 15, Day 22, Day 29, Day 36, Day 43, Day 50, Day 57, Day 64, Day 71 and Day 85/Early Termination

AUEC is the area under the LDL-C concentration-time curve from baseline to Day 85 exprssed as change from baseline

AUEC: Percent Change From BaselineBaseline (average of Day -7 and Day 1), Day 2, Day 3, Day 4, Day 5, Day 6, Day 8, Day 15, Day 22, Day 29, Day 36, Day 43, Day 50, Day 57, Day 64, Day 71 and Day 85/Early Termination

AUEC is the area under the LDL-C concentration-time curve from baseline to Day 85 expressed as percent change from baseline.

Time to Reach Maximum Observed Plasma Concentration (Tmax)Day 1 (Hour 0 pre-dose, Hours 1 and 8 post-dose), Day 2, Day 3, Day 4, Day 5, Day 6, Day 8, Day 15, Day 22, Day 29, Day 36, Day 43, Day 50, Day 57, Day 64, Day 71 and Day 85/Early Termination.

Time for maximum observed concentration.

Apparent Clearance (CL/F)Day 1 (Hour 0 pre-dose, Hours 1 and 8 post-dose), Day 2, Day 3, Day 4, Day 5, Day 6, Day 8, Day 15, Day 22, Day 29, Day 36, Day 43, Day 50, Day 57, Day 64, Day 71 and Day 85/Early Termination.

Apparent clearance following subcutaneous administration.

Emax: Change From BaselineBaseline (average of Day -7 and Day 1), Day 2, Day 3, Day 4, Day 5, Day 6, Day 8, Day 15, Day 22, Day 29, Day 36, Day 43, Day 50, Day 57, Day 64, Day 71 and Day 85/Early Termination

LDL-C Emax expressed as change from baseline.

Area Under the LDL-C Effect Curve (AUEC): Absolute ValueBaseline (average of Day -7 and Day 1), Day 2, Day 3, Day 4, Day 5, Day 6, Day 8, Day 15, Day 22, Day 29, Day 36, Day 43, Day 50, Day 57, Day 64, Day 71 and Day 85/Early Termination

AUEC is the area under the LDL-C concentration-time curve from baseline to Day 85 exprssed using absolute on trial value

Apparent Volume of Distribution (Vz/F)Day 1 (Hour 0 pre-dose, Hours 1 and 8 post-dose), Day 2, Day 3, Day 4, Day 5, Day 6, Day 8, Day 15, Day 22, Day 29, Day 36, Day 43, Day 50, Day 57, Day 64, Day 71 and Day 85/Early Termination.

Apparent volume of distribution following subcutaneous administration.

Terminal Elimination Half-Life (t1/2)Day 1 (Hour 0 pre-dose, Hours 1 and 8 post-dose), Day 2, Day 3, Day 4, Day 5, Day 6, Day 8, Day 15, Day 22, Day 29, Day 36, Day 43, Day 50, Day 57, Day 64, Day 71 and Day 85/Early Termination.

Terminal elimination half-life following subcutaneous administration.

Maximum Low-density Lipoprotein Cholesterol LDL-C Lowering Effect (Emax): Absolute ValueBaseline (average of Day -7 and Day 1), Day 2, Day 3, Day 4, Day 5, Day 6, Day 8, Day 15, Day 22, Day 29, Day 36, Day 43, Day 50, Day 57, Day 64, Day 71 and Day 85/Early Termination

Maximum LDL-C response using absolute on trial LDL-C data

Emax: Percent Change From BaselineBaseline (average of Day -7 and Day 1), Day 2, Day 3, Day 4, Day 5, Day 6, Day 8, Day 15, Day 22, Day 29, Day 36, Day 43, Day 50, Day 57, Day 64, Day 71 and Day 85/Early Termination

LDL-C Emax expressed as percent change from baseline.

Anti-Drug Antibody (ADA) TiterDay 1, Day 15, Day 29, Day 57 and Day 85/Early Termination

ADA titer: titers were presented as log2 reciprocal dilution at assay cutpoint.

Number of Participants With Injection Site Reactions (ISRs) by SeverityDay 1 to Day 85

Acute injection site reactions (e.g, pain, pruritus, induration) were captured as adverse events (AEs). Intensity of the AE was described as mild (does not interfere with usual function), moderate (interferes to some extent with usual function), or severe (interferes significantly with participant's usual function).

Number of Participants With Positive Anti-Drug Antibodies (ADA) and Neutralizing Antibodies (nAb)Day 1, Day 15, Day 29, Day 57 and Day 85/Early Termination

A participant is ADA positive if ADA titer (log2) \>=6.23. A participant is nAb positive if nAb titer (log2) \>=4.32.

Neutralizing Antibody (nAb) TiterDay 1, Day 15, Day 29, Day 57 and Day 85/Early Termination

nAb titer: titers were presented as log2 reciprocal dilution at assay cutpoint.

Trial Locations

Locations (5)

Vince & Associates Clinical Research, Inc.

🇺🇸

Overland Park, Kansas, United States

Miami Research Associates

🇺🇸

South Miami, Florida, United States

MRA Clinical Research, LLC

🇺🇸

South Miami, Florida, United States

Anaheim Clinical Trials, LLC

🇺🇸

Anaheim, California, United States

Clinical Trials of Texas, Inc.

🇺🇸

San Antonio, Texas, United States

© Copyright 2025. All Rights Reserved by MedPath