Plant Sterols Effect on Previous Statin Therapy

March 17, 2014 updated by: Jose Rocha Faria Neto

A Randomized Open Label Trial to Assess the Effect of Plant Sterols Associated With Ezetimibe in LDL-cholesterol Levels in Coronary Patients Previously on Statin Therapy

The purpose of this study is to determine the effect of plant sterols associated with ezetimibe in LDL-cholesterol levels in coronary patients previously on statin therapy

Study Overview

Status

Status

Indicates the current recruitment status or the expanded access status.
Completed

Conditions

Conditions

The disease, disorder, syndrome, illness, or injury that is being studied. On ClinicalTrials.gov, conditions may also include other health-related issues, such as lifespan, quality of life, and health risks.

Intervention / Treatment

Intervention / Treatment

A process or action that is the focus of a clinical study. Interventions include drugs, medical devices, procedures, vaccines, and other products that are either investigational or already available. Interventions can also include noninvasive approaches, such as education or modifying diet and exercise.

Detailed Description

Background: Consumption of food products enriched with plant sterols and treatment with ezetimibe both reduce cholesterol absorption in the intestine by different mechanisms and effectively reduce LDL cholesterol (LDL-c) plasma levels. Although, the associated usage of ezetimibe to plants sterols in coronary patients not reaching recommended lipid levels despite the use of statins has not yet been demonstrated. Objectives: Evaluate if ezetimibe 10mg associated to plant sterols spread enriched with 2g of plant sterols in coronary patients not reaching recommended lipid levels despite the use of statins is able to reduce cholesterol levels after 6 week treatment. Methods: Prospective, open-label study with both male and female patients with stable coronary disease and LDL > 70mg/dL. Patients will be randomized for the following 6 week treatment: control group (CT) no additional statin therapy, ezetimibe group (EZ) 10 mg/day ezetimibe, plant sterol group (PS) spread enriched with 2g of plant sterols or ezetimibe+plant sterols group (EZ+PS) 10mg/day EZ + 2g PS. Anthropometric evaluations and laboratory exams (blood glucose test, total cholesterol, LDL-c, HDL-c, triglycerides, and C-Reactive Protein) will be performed in all groups at baseline and after the sixth week intervention.

Study Type

Study Type

Describes the nature of a clinical study. Study types include interventional studies (also called clinical trials), observational studies (including patient registries), and expanded access.
Interventional

Enrollment (Actual)

Enrollment

The number of participants in a clinical study. The "anticipated" enrollment is the target number of participants that the researchers need for the study.
47

Phase

Phase

The stage of a clinical trial studying a drug or biological product, based on definitions developed by the U.S. Food and Drug Administration (FDA). The phase is based on the study's objective, the number of participants, and other characteristics. There are five phases: Early Phase 1 (formerly listed as Phase 0), Phase 1, Phase 2, Phase 3, and Phase 4. Not Applicable is used to describe trials without FDA-defined phases, including trials of devices or behavioral interventions.
  • Phase 2
  • Phase 3

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

  • Brazil
    • Paraná
      • Curitiba, Paraná, Brazil, 80215-901
        • Jose Rocha Faria Neto

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Eligibility Criteria

The key requirements that people who want to participate in a clinical study must meet or the characteristics they must have. Eligibility criteria consist of both inclusion criteria (which are required for a person to participate in the study) and exclusion criteria (which prevent a person from participating). Types of eligibility criteria include whether a study accepts healthy volunteers, has age or age group requirements, or is limited by sex.

Ages Eligible for Study

18 years and older (Adult, Older Adult)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Description

Inclusion Criteria:

  • Patients with previous myocardial infarction, stroke or coronary angiography demonstrating significant coronary disease.
  • Subjects under statin treatment with a fixed dosage for the previous three months before randomization, and did not reached LDL less than 70mg/dl.

Exclusion Criteria:

  • Subjects already taking ezetimibe and/or plant sterols
  • Younger than 18 years
  • Presence of any contraindication to statin
  • Pregnant women or breast-feeding women or
  • Patients with previous history of statin hypersensibility

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Treatment
  • Allocation: Randomized
  • Interventional Model: Parallel Assignment
  • Masking: None (Open Label)

Arms and Interventions

Participant Group / Arm

Participant Group / Arm

A group or subgroup of participants in a clinical trial that receives a specific intervention/treatment, or no intervention, according to the trial's protocol.
Intervention / Treatment

Intervention / Treatment

A process or action that is the focus of a clinical study. Interventions include drugs, medical devices, procedures, vaccines, and other products that are either investigational or already available. Interventions can also include noninvasive approaches, such as education or modifying diet and exercise.
Experimental: Ezetimibe
The ezetimibe group will receive 10 mg/day ezetimibe for 6 weeks.
Drug: Ezetimibe
The ezetimibe group will receive 10 mg/day ezetimibe for 6 weeks.
Experimental: Plant sterols
The plant sterol group will receive spread enriched with 2g daily of plant sterols for 6 weeks
Dietary supplement: Plant sterols
The plant sterol group will receive spread enriched with 2g daily of plant sterols for 6 weeks
No Intervention: Control group
No additional therapy, statin maintenance
Experimental: Ezetimibe + plant sterols
The ezetimibe + plant sterols group will receive ezetimibe 10 mg/day + spread enriched with 2g daily of plant sterols for 6 weeks
Other: Ezetimibe + plant sterols
The ezetimibe + plant sterols group will receive ezetimibe 10 mg/day + spread enriched with 2g daily of plant sterols for 6 weeks

What is the study measuring?

Primary Outcome Measures

Primary Outcome Measures

In a clinical study's protocol, the planned outcome measure that is the most important for evaluating the effect of an intervention/treatment. Most clinical studies have one primary outcome measure, but some have more than one.
Outcome Measure
Measure Description
Time Frame
Decrease of LDL cholesterol levels due to plant sterols associated with ezetimibe.
Time Frame: 6 weeks
The primary end-point was the LDL cholesterol levels change after the plant sterols associated with ezetimibe from baseline up to 6 week treatment.
6 weeks

Secondary Outcome Measures

Secondary Outcome Measures

In a clinical study's protocol, a planned outcome measure that is not as important as the primary outcome measure for evaluating the effect of an intervention but is still of interest. Most clinical studies have more than one secondary outcome measure.
Outcome Measure
Measure Description
Time Frame
Any change of non-LDL-cholesterol, total cholesterol, high-density lipoprotein (HDL), very-low-density lipoprotein (VLDL), triglycerides levels, and changes in high sensitive C reactive protein (CRP) levels.
Time Frame: 6 weeks
Secondary end points included any change of non-LDL-cholesterol, total cholesterol, high-density lipoprotein (HDL), very-low-density lipoprotein (VLDL), triglycerides levels, and changes in high sensitive C reactive protein (CRP) levels from baseline up to 6 week treatment.
6 weeks

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

Sponsor

The organization or person who initiates the study and who has authority and control over the study.
Jose Rocha Faria Neto

Investigators

Investigators

A researcher involved in a clinical study. Related terms include site principal investigator, site sub-investigator, study chair, study director, and study principal investigator.
  • Study Chair: Jose R Faria Neto, PhD, Professor in Medicine, Pontifícia Universidade Católica do Paraná (PUCPR)

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start

Study Start

The actual date on which the first participant was enrolled in a clinical study. The "anticipated" study start date is the date that the researchers think will be the study start date.
October 1, 2006

Primary Completion (Actual)

Primary Completion

The date on which the last participant in a clinical study was examined or received an intervention to collect final data for the primary outcome measure. Whether the clinical study ended according to the protocol or was terminated does not affect this date. For clinical studies with more than one primary outcome measure with different completion dates, this term refers to the date on which data collection is completed for all the primary outcome measures. The "anticipated" primary completion date is the date that the researchers think will be the primary completion date for the study.
August 1, 2007

Study Completion (Actual)

Study Completion

The date on which the last participant in a clinical study was examined or received an intervention/treatment to collect final data for the primary outcome measures, secondary outcome measures, and adverse events (that is, the last participant's last visit). The "anticipated" study completion date is the date that the researchers think will be the study completion date.
January 1, 2008

Study Registration Dates

First Submitted

First Submitted

The date on which the study sponsor or investigator first submitted a study record to ClinicalTrials.gov. There is typically a delay of a few days between the first submitted date and the record's availability on ClinicalTrials.gov (the first posted date).
March 15, 2014

First Submitted That Met QC Criteria

First Submitted That Met QC Criteria

The date on which the study sponsor or investigator first submits a study record that is consistent with National Library of Medicine (NLM) quality control (QC) review criteria. The sponsor or investigator may need to revise and submit a study record one or more times before NLM's QC review criteria are met. It is the responsibility of the sponsor or investigator to ensure that the study record is consistent with the NLM QC review criteria.
March 15, 2014

First Posted (Estimate)

First Posted

The date on which the study record was first available on ClinicalTrials.gov after National Library of Medicine (NLM) quality control (QC) review has concluded. There is typically a delay of a few days between the date the study sponsor or investigator submitted the study record and the first posted date.
March 18, 2014

Study Record Updates

Last Update Posted (Estimate)

Last Update Posted

The most recent date on which changes to a study record were made available on ClinicalTrials.gov. There may be a delay between when the changes were submitted to ClinicalTrials.gov by the study's sponsor or investigator (the last update submitted date) and the last update posted date.
March 19, 2014

Last Update Submitted That Met QC Criteria

Last Update Submitted That Met QC Criteria

The most recent date on which the study sponsor or investigator submitted changes to a study record that are consistent with National Library of Medicine (NLM) quality control (QC) review criteria. It is the responsibility of the sponsor or investigator to ensure that the study record is consistent with the NLM QC review criteria.
March 17, 2014

Last Verified

Last Verified

The most recent date on which the study sponsor or investigator confirmed the information about a clinical study on ClinicalTrials.gov as accurate and current. If a study with a recruitment status of recruiting; not yet recruiting; or active, not recruiting has not been confirmed within the past 2 years, the study's recruitment status is shown as unknown.
March 1, 2014

More Information

Terms related to this study

Keywords

Additional Relevant MeSH Terms

Other Study ID Numbers

Other Study ID Numbers

Identifiers or ID numbers other than the NCT number that are assigned to a clinical study by the study's sponsor, funders, or others. These numbers may include unique identifiers from other trial registries and National Institutes of Health grant numbers.
  • CEP 632

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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