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Completed

NCT Number: NCT01350141

A Multiple Dose Study Of PF-04950615 (RN316) In Subjects On Maximum Doses Of Statins

PF-04950615 is a new investigational hypercholesterolemic agent that is being tested in this study to evaluate if it can lower LDL cholesterol.

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Key information

Age range

18 year and older

Sex eligibility

All sexes

Study type

Interventional

Phase

Phase 2

Primary location

The Medical Arts Health Research Group, Kelowna, British Columbia, Canada

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Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Body Mass Index (BMI) of 18.5 to 40 kg/m2
  • On a stable maximum daily dose of a statin, defined as atorvastatin 80 mg or rosuvastatin 40 mg for a minimum of 45 days prior to Day 1.
  • Lipids meet the following criteria twice during screening period:
  • Fasting LDL C = or > 80 mg/dL;
  • Fasting TG < 400 mg/dL.

Exclusion criteria

  • History of a cardiovascular or cerebrovascular event or procedure (eg, MI, stroke, TIA, angioplasty) during the past year.
  • Poorly controlled type 1 or type 2 diabetes mellitus.
  • Poorly controlled hypertension.
  • Fasting triglycerides > 400 mg/dL
  • 12 lead ECG demonstrating QTcFF >455 msec at screening.

Treatment and study plan

Placebo

Other

An infusion lasting approximately 60 minutes

PF-04950615 (RN316)

Drug

An infusion lasting approximately 60 minutes

Primary outcomes

  1. Percent Change From Baseline in Low-density Lipoprotein Cholesterol (LDL-C) at Day 85

    Time frame: Baseline, Day 85

    Baseline value was calculated as the average of Day 7 and Day 1 measurements collected prior to study drug administration.

Secondary outcomes

  1. Percentage of Participants Achieving Low-density Lipoprotein Cholesterol (LDL-C) Less Than 70 and Less Than 100 Milligram Per Deciliter (mg/dL)

    Time frame: Day 29, 57, 85

  2. Percentage of Participants Achieving at Least 30 Percent Decrease in Low-density Lipoprotein Cholesterol (LDL-C)

    Time frame: Day 29, 57, 85

  3. Change From Baseline in Lipid Parameters at Day 29, 57 and 85

    Time frame: Baseline, Day 29, 57, 85

    Lipid parameters included: high-density lipoprotein cholesterol (HDL-C), total cholesterol (TC), non-high-density lipoprotein-cholesterol (non-HDL-C), triglyceride (TG), apolipoprotein B (ApoB) and apolipoprotein A1 (ApoA1). Baseline value was calculated as the average of Day 7 and Day 1 measurements collected prior to study drug administration.

  4. Percent Change From Baseline in Lipid Parameters at Day 29, 57 and 85

    Time frame: Baseline, Day 29, 57, 85

    Lipid parameters included: high-density lipoprotein cholesterol (HDL-C), total cholesterol (TC), non-high-density lipoprotein-cholesterol (non-HDL-C), triglyceride (TG), apolipoprotein B (ApoB) and apolipoprotein A1 (ApoA1). Baseline value was calculated as the average of Day 7 and Day 1 measurements collected prior to study drug administration.

  5. Number of Participants With Treatment-Emergent Adverse Events (TEAEs)

    Time frame: Day 1 up to Day 141

    An adverse event (AE) was any untoward medical occurrence in a participant who received study drug without regard to possibility of causal relationship. Serious adverse event (SAE) was an AE resulting in any of the following outcomes or deemed significant for any other reason: death; initial or prolonged inpatient hospitalization; life-threatening experience (immediate risk of dying); persistent or significant disability/incapacity; congenital anomaly. TEAEs are events between first dose of study drug and up to Day 141 that were absent before treatment or that worsened relative to pretreatment state. Treatment related: a TEAE deemed related to the study drug by the investigator. TEAEs included SAEs (TESAEs) as well as non-serious AEs which occurred during the study. The participants with TEAEs, TESAEs and treatment-related TEAEs were reported.

  6. Number of Treatment-Emergent Adverse Events (TEAEs) by Severity

    Time frame: Day 1 up to Day 141

    An AE was any untoward medical occurrence in participant who received study drug without regard to possibility of causal relationship. Investigator assessed adverse events as mild (does not interfere with participant's usual function), moderate (interferes to some extent with participant's usual function) or severe (interferes significantly with participant's usual function). All causality TEAEs were assessed for severity. TEAEs are events between first dose of study drug and up to Day 141 that were absent before treatment or that worsened relative to pretreatment state.

  7. Number of Participants With Clinically Significant Laboratory Abnormalities

    Time frame: Screening up to Day 141

    Criteria for clinically significant laboratory abnormalities were based on investigator's discretion. Total number of participants who met the criteria for any laboratory abnormal findings were reported. Laboratory parameters included: hematology, coagulation, liver function, renal function, electrolytes, hormones, chemistry and urinalysis. Screening was 21 days prior to start of study treatment.

  8. Number of Participants With Clinically Significant Changes in Vital Signs and Electrocardiogram (ECG) Parameters

    Time frame: Screening up to Day 141

    Number of participants with clinically significant changes in vital signs and ECG findings were reported. Criteria for clinical significant vital signs: maximum increase or decrease from baseline in supine systolic blood pressure (BP) greater than or equal to (>=) 30 millimeter of mercury (mmHg), maximum increase or decrease from baseline in supine diastolic BP of >=20 mmHg. Criteria for clinically significant ECG parameters: maximum increase of >=25 percent (%) for baseline value of greater than 200 millisecond (msec) or maximum increase of >=50% for baseline value of less than or equal to (<=) 200 msec for PR and QRS interval, maximum increase from baseline of greater than (>) 30 to <=60 msec and maximum increase from baseline of >60 msec for QT interval corrected using the Fridericia's formula (QTCF). Screening was 21 days prior to start of study treatment.

  9. Number of Participants With Anti-drug (Anti-PF-04950615) Antibody (ADA)

    Time frame: Day 1 up to Day 141

    Human serum samples of participants who received PF-04950615 (RN316) were analyzed for the presence of anti-PF-04950615 antibodies by using the semi quantitative enzyme-linked immunosorbent assay (ELISA). Results with titer value >=4.32 nanogram per milliliter of anti-PF-04950615 antibodies were counted as positive. Number of participants with presence of anti-PF-04950615 antibodies were reported in this outcome measure.

Sponsors and collaborators

Lead sponsor

Pfizer

Industry

Registry information

Official study title

A Phase 2, Double-blind, Placebo-controlled, Randomized Study To Assess The Efficacy, Safety And Tolerability Of Pf-04950615 Following Multiple Intravenous Doses In Hypercholesterolemic Subjects On Maximum Dose Of Atorvastatin Or Rosuvastatin.

Important dates

Study start
2011
Primary completion
2012
Study completion
2012
First posted
May 9, 2011
Registry last updated
Nov 8, 2017

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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