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HypercholesterolemiaPhase 2NCT01266876

Study of the Safety and Efficacy of REGN727/SAR236553 in Patients With HeFH Hypercholesterolemia

A Phase 2 study testing Alirocumab in people with Hypercholesterolemia, run by Regeneron Pharmaceuticals at 22 sites in 2 countries.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

The purpose of this study is to assess the efficacy and safety of REGN727/SAR236553 in participants diagnosed with heterozygous familial hypercholesterolemia (heFH) Read more about this study

Who is it for?
Ages 18 to 75 years
Conditions the study is for
Hypercholesterolemia
What is being tested?
Alirocumab
Type of treatment
Injection or infusion
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
77 participants
Where
22 sitesin 2 countries
Study dates
Jan 2011to Nov 2011
Phase
Phase 2
Are there results?
Yes, posted in the registrySummary in the doctors' view

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 to 75 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Must meet the World Health Organization criteria for heFH
  • Participants must be on a stable statin dose, with or without ezetimibe, for at least 6 weeks before screening
  • Serum LDL-C levels ≥ 100 mg/dL at screening
  • Willing to follow the NCEP ATPIII TLC diet, or an equivalent diet plan, starting at screening and continuing until the last study visit
  • A negative urine/serum pregnancy test at each screening visit and start of the study, for women of childbearing potential

Who cannot join

  • Participants with homozygous FH (clinically or by previous genotyping)
  • Use of a medication (other than a statin or EZE) to alter serum lipids within 42 days (6 weeks) before screening including, but not limited to:
  • Fibrates
  • Niacin (>500 mg/day)
  • Omega-3 fatty acids (>1000 mg/day of DHA/EPA)
  • Bile acid resins
Show all 15Show fewer
  • Use of nutraceuticals or OTC medications that may alter lipid levels that are not stable for at least 6 weeks before screening and are not planned to remain constant throughout the study. Examples include:
  • Omega-3 fatty acids (≤1000 mg/day of DHA/EPA)
  • Niacin (≤500 mg/day)
  • Plant stanols, such as found in Benecol, flax seed oil, psyllium
  • Red yeast rice
  • Disorders known to influence lipid levels, such as nephrotic syndrome, significant liver disease, Cushing's disease, untreated hypothyroidism (patients on stable thyroid replacement for at least 12 weeks before the full screening visit, who are metabolically euthyroid by thyroid-stimulating hormone (TSH) testing are allowed)
  • Use of thyroid medications (except for replacement therapy which has been stable for at least 12 weeks before the full screening visit)
  • Fasting serum TG >350 mg/dL screening
  • LDL apheresis within 12 months before screening

Trial locations and contacts

22 sites in 2 countries.

22 sites in 2 countries

United States17 sites
  • Study site

    Auburn, Maine

  • Study site

    Biddeford, Maine

  • Study site

    Bridgeport, Connecticut

  • Study site

    Chicago, Illinois

  • Study site

    Cincinnati, Ohio

  • Study site

    Concord, New Hampshire

  • Study site

    Durham, North Carolina

  • Study site

    Houston, Texas

  • Study site

    Huntsville, Alabama

  • Study site

    Jacksonville, Florida

  • Study site

    Kansas City, Kansas

  • Study site

    Miami, Florida

  • Study site

    Mission Viejo, California

  • Study site

    Nashville, Tennessee

  • Study site

    Newport Beach, California

  • Study site

    Port Orange, Florida

  • Study site

    St Louis, Missouri

Other trials in United States

Canada5 sites
  • Study site

    Chicoutimi, Quebec

  • Study site

    London, Ontario

  • Study site

    Montreal, Quebec

  • Study site

    Saint Foy, Quebec

  • Study site

    Winnipeg, Manitoba

Other trials in Canada

About this study

Official title: A Randomized, Double-Blind, Placebo-Controlled, 12-Week Study of the Safety and Efficacy of REGN727 in Patients With Heterozygous Familial Hypercholesterolemia

The purpose of this study is to assess the efficacy and safety of REGN727/SAR236553 in participants diagnosed with heterozygous familial hypercholesterolemia (heFH)

Being tested
Alirocumab, Placebo
Medical subject headings
Hypercholesterolemia

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • AlirocumabDrug

    Also called REGN727/SAR236553

    Alirocumab two SC injections in the abdomen only.

  • PlaceboDrug

    Placebo two SC injections in the abdomen only.

Study groups in NCT01266876
Study groupRoleWhat they receive
PlaceboPlacebo comparatorPlacebo SC injection Q2W added to stable statin regimen with or without concomitant ezetimibe for 12 weeks.
Receives: Drug: Placebo
Alirocumab 150 mg Q4WExperimentalAlirocumab 150 mg SC injection Q4W added to stable statin regimen with or without concomitant ezetimibe for 12 weeks.
Receives: Drug: Alirocumab
Alirocumab 200 mg Q4WExperimentalAlirocumab 200 mg SC injection Q4W added to stable statin regimen with or without concomitant ezetimibe for 12 weeks.
Receives: Drug: Alirocumab
Alirocumab 300 mg Q4WExperimentalAlirocumab 300 mg SC injection Q4W added to stable statin regimen with or without concomitant ezetimibe for 12 weeks.
Receives: Drug: Alirocumab
Alirocumab 150 mg Q2WExperimentalAlirocumab 150 mg SC injection Q2W added to stable statin regimen with or without concomitant ezetimibe for 12 weeks.
Receives: Drug: Alirocumab

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Percent Change From Baseline in Calculated LDL-C at Week 12 - On-treatment Analysis

    Calculated LDL-C values were obtained using the Friedewald formula. Baseline adjusted least squares (LS) means and standard errors were estimated using an analysis of covariance (ANCOVA) model including available post-baseline data on treatment from first investigational medicinal product (IMP) injection up to 21 days after last IMP injection (on-treatment analysis). Missing Week 12 data were imputed by last observation carried forward [LOCF] method.

    Measured: From Baseline to Week 12 (LOCF)

Secondary outcomes (18)
  1. Absolute Change From Baseline in Calculated LDL-C at Week 12 - On-treatment Analysis

    Calculated LDL-C value was obtained from Friedewald formula. Adjusted LS means and standard errors were estimated using the same ANCOVA model as for primary endpoint.

    Measured: From Baseline to Week 12 (LOCF)

  2. Percentage of Participants Achieving Calculated LDL-C <100 mg/dL (2.59 mmol/L) at Week 12 - On-treatment Analysis

    Calculated LDL-C value was obtained from Friedewald formula.

    Measured: Week 12 (LOCF)

  3. Percentage of Participants Achieving LDL-C < 70 mg/dL (1.81 mmol/L) at Week 12 - On-treatment Analysis

    Calculated LDL-C value was obtained from Friedewald formula.

    Measured: Week 12 (LOCF)

  4. Percent Change From Baseline in Total Cholesterol at Week 12 - On-treatment Analysis

    Adjusted LS means and standard errors were estimated using the same ANCOVA model as for primary endpoint.

    Measured: From Baseline to Week 12 (LOCF)

  5. Absolute Change From Baseline in Total Cholesterol at Week 12 - On-treatment Analysis

    Adjusted LS means and standard errors were estimated using the same ANCOVA model as for primary endpoint.

    Measured: From Baseline to Week 12 (LOCF)

  6. Percent Change From Baseline in High Density Lipoprotein Cholesterol (HDL-C) at Week 12 - On-treatment Analysis

    Adjusted LS means and standard errors were estimated using the same ANCOVA model as for primary endpoint..

    Measured: From Baseline to Week 12 (LOCF)

  7. Absolute Change From Baseline in HDL-C at Week 12 - On-treatment Analysis

    Adjusted LS means and standard errors were estimated using the same ANCOVA model as for primary endpoint.

    Measured: From Baseline to Week 12 (LOCF)

  8. Percent Change From Baseline in Triglycerides at Week 12 - On-treatment Analysis

    Since the assumptions of normal distribution and equality of variances were not verified for the lipid parameter, percent changes were expressed as median (interquartile range)

    Measured: From Baseline to Week 12 (LOCF)

  9. Absolute Change From Baseline in Triglycerides at Week at 12 - On-treatment Analysis

    Since the assumptions of normal distribution and equality of variances were not verified for the lipid parameters, percent changes were expressed as median (interquartile range)

    Measured: From Baseline to Week 12 (LOCF)

  10. Percent Change From Baseline in Non-HDL-C at Week 12 - On-treatment Analysis

    Adjusted LS means and standard errors were estimated using the same ANCOVA model as for primary endpoint.

    Measured: From Baseline to Week 12

  11. Absolute Change From Baseline in Non-HDL-C at Week 12 - On-treatment Analysis

    Adjusted LS means and standard errors were estimated using the same ANCOVA model as for primary endpoint.

    Measured: From Baseline to Week 12 (LOCF)

  12. Percent Change From Baseline in Apo Lipoprotein B (Apo-B) at Week 12 - On-treatment Analysis

    Adjusted LS means and standard errors were estimated using the same ANCOVA model as for primary endpoint.

    Measured: From Baseline to Week 12 (LOCF)

  13. Absolute Change From Baseline in Apo-B at Week 12 - On-treatment Analysis

    Adjusted LS means and standard errors were estimated using the same ANCOVA model as for primary endpoint.

    Measured: From Baseline to Week 12

  14. Percent Change From Baseline in Apolipoprotein - A1 (Apo-A1) at Week 12 - On-treatment Analysis

    Adjusted LS means and standard errors were estimated using the same ANCOVA model as for primary endpoint.

    Measured: From Baseline to Week 12 (LOCF)

  15. Absolute Change From Baseline in Apo-A1 at Week 12 - On-treatment Analysis

    Adjusted LS means and standard errors were estimated using the same ANCOVA model as for primary endpoint.

    Measured: From Baseline to Week 12 (LOCF)

  16. Absolute Change in the Ratio ApoB/ApoA-1 From Baseline to Week 12 - On-treatment Analysis

    Adjusted LS means and standard errors were estimated using the same ANCOVA model as for primary endpoint.

    Measured: From Baseline to Week 12

  17. Percent Change From Baseline in Lipoprotein(a) at Week 12 - On-treatment Analysis

    Since the assumptions of normal distribution and equality of variances were not verified for the lipid parameters, percent changes were expressed as median (interquartile range)

    Measured: From Baseline to Week 12 (LOCF)

  18. Absolute Change From Baseline in Lipoprotein(a) at Week 12 - On-treatment Analysis

    Since the assumptions of normal distribution and equality of variances were not verified for the lipid parameter, percent changes were expressed as median (interquartile range)

    Measured: From Baseline to Week 12 (LOCF)

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted24 Dec 2010 (estimated)
  2. Study startJan 2011
  3. Primary completionNov 2011
  4. Study completionNov 2011

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 2
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Triple blind
Who is masked
Participant, Investigator, Outcomes assessor
Enrolment
77 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01266876
Sponsor's protocol ID
R727-CL-1003
Status last verified
Aug 2015
First submitted
23 Dec 2010
Last updated
22 Sep 2015
Data monitoring committee
Yes

Publications

  • Leiter LA, Tinahones FJ, Karalis DG, Bujas-Bobanovic M, Letierce A, Mandel J, Samuel R, Jones PH. Alirocumab safety in people with and without diabetes mellitus: pooled data from 14 ODYSSEY trials. Diabet Med. 2018 Dec;35(12):1742-1751. doi: 10.1111/dme.13817. Epub 2018 Oct 9.

    PubMed 30183102
  • Defesche JC, Stefanutti C, Langslet G, Hopkins PN, Seiz W, Baccara-Dinet MT, Hamon SC, Banerjee P, Kastelein JJP. Efficacy of alirocumab in 1191 patients with a wide spectrum of mutations in genes causative for familial hypercholesterolemia. J Clin Lipidol. 2017 Nov-Dec;11(6):1338-1346.e7. doi: 10.1016/j.jacl.2017.08.016. Epub 2017 Sep 4.

    PubMed 28964736
  • Toth PP, Hamon SC, Jones SR, Martin SS, Joshi PH, Kulkarni KR, Banerjee P, Hanotin C, Roth EM, McKenney JM. Effect of alirocumab on specific lipoprotein non-high-density lipoprotein cholesterol and subfractions as measured by the vertical auto profile method: analysis of 3 randomized trials versus placebo. Lipids Health Dis. 2016 Feb 13;15:28. doi: 10.1186/s12944-016-0197-4.

    PubMed 26872608
  • Stein EA, Gipe D, Bergeron J, Gaudet D, Weiss R, Dufour R, Wu R, Pordy R. Effect of a monoclonal antibody to PCSK9, REGN727/SAR236553, to reduce low-density lipoprotein cholesterol in patients with heterozygous familial hypercholesterolaemia on stable statin dose with or without ezetimibe therapy: a phase 2 randomised controlled trial. Lancet. 2012 Jul 7;380(9836):29-36. doi: 10.1016/S0140-6736(12)60771-5. Epub 2012 May 26.

    PubMed 22633824

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing Alirocumab in people with Hypercholesterolemia, run by Regeneron Pharmaceuticals at 22 sites in 2 countries.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 5 inclusion and 15 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 22 Sep 2015. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 22 sites in United States, Canada. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. Some participants in this study may receive a placebo. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

Yes. Results are posted in the registry (first posted 22 Sep 2015). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Percent Change From Baseline in Calculated LDL-C at Week 12 - On-treatment Analysis (time frame: From Baseline to Week 12 (LOCF)). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT01266876, which also lists 4 linked publications.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 22 Sep 2015.

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