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Hyperlipoproteinemia Type IIPhase 3NCT01841684

Efficacy and Tolerability of Anacetrapib Added to Ongoing Lipid-Lowering Therapy in Adult Participants With Homozygous Familial Hypercholesterolemia (HoFH) (MK-0859-042)

A Phase 3 study testing Anacetrapib in people with Hyperlipoproteinemia Type II and Homozygous Familial Hypercholesterolemia, run by Merck Sharp & Dohme LLC.

Terminated

Stopped early. The study ended before it was planned to and will not resume.

Official record
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Trial summary

This study will evaluate the safety and effect of anacetrapib on low-density lipoprotein-cholesterol (LDL-C) when added to ongoing lipid-lowering therapy. The primary hypothesis is that treatment with anacetrapib 100 mg for 12 weeks will lower LDL-C to a greater extent than treatment with placebo. Read more about this study

Who is it for?
Ages 18 years and older
What is being tested?
Anacetrapib
Type of treatment
Pill or oral medicine
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
2 participants
Where
No sites listed yet
Study dates
Jun 2013to Jun 2014
Phase
Phase 3
Are there results?
None posted in the registry

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 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Diagnosed with HoFH by genotyping
  • If female, cannot be of reproductive potential
  • Have been stabilized on statin monotherapy or statin therapy coadministered
  • with other lipid medications for at least 6 weeks

Who cannot join

  • Severe chronic heart failure defined by New York Heart Association
  • (NYHA) Classes III or IV
  • Uncontrolled cardiac arrhythmias, myocardial infarction (MI), percutaneous coronary intervention (PCI), coronary arterial by-pass graft (CABG), unstable angina or stroke within 3 months prior to Visit 1 or has planned procedures scheduled within first 12 weeks of study
  • Uncontrolled endocrine or metabolic disease known to influence serum
  • lipids or lipoproteins
  • Active or chronic hepatobiliary or gall bladder disease
Show all 14Show fewer
  • History of ileal bypass, gastric bypass, or other significant condition
  • associated with malabsorption
  • Human immunodeficiency virus (HIV) positive
  • Donated blood products or has had phlebotomy of >300 mL within 8 weeks or intends to donate 250_mL of blood products or receive blood products within the projected duration of the study
  • Taking medications that are potent inhibitors or inducers of cytochrome P450 3A4 (CYP3A4), including but not limited to cyclosporine, systemic itraconazole or ketoconazole, erythromycin, clarithromycin, or telithromycin, nefazodone, protease inhibitors, carbamazepine, phenobarbital, phenytoin, rifabutin, rifampin, St John's wort) or has discontinued treatment <3 weeks prior. Consumption of >1 liter of grapefruit juice per day is also prohibited.
  • Currently participating or has participated in a study with an investigational compound or device within 3 months
  • Consume more than 2 alcoholic drinks per day
  • Receiving treatment with systemic corticosteroids or systemic anabolic agents

About this study

Official title: A Worldwide, Multicenter, Double-Blind, Randomized, Placebo-Controlled, 12-Week Study to Assess the Efficacy and Tolerability of Anacetrapib When Added to Ongoing Lipid-Lowering Therapy in Adult Patients With Homozygous Familial Hypercholesterolemia (HoFH)

This study will evaluate the safety and effect of anacetrapib on low-density lipoprotein-cholesterol (LDL-C) when added to ongoing lipid-lowering therapy. The primary hypothesis is that treatment with anacetrapib 100 mg for 12 weeks will lower LDL-C to a greater extent than treatment with placebo.

Being tested
Anacetrapib, Placebo
Keywords
HoFH
Medical subject headings
Hyperlipoproteinemia Type II, Homozygous Familial Hypercholesterolemia

What participants receive

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

  • AnacetrapibDrug

    Also called MK-0859

    100 mg tablet orally, once daily for 12 weeks

  • PlaceboDrug

    Placebo for anacetrapib orally, once daily for 12 weeks

Study groups in NCT01841684
Study groupRoleWhat they receive
AnacetrapibExperimentalParticipants receive anacetrapib 100 mg orally once daily for 12 weeks.
Receives: Drug: Anacetrapib
PlaceboPlacebo comparatorParticipants receive placebo orally once daily for 12 weeks.
Receives: Drug: Placebo

What is being measured

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

  1. Percent change from Baseline in Low-density Lipoprotein-Cholesterol (LDL-C) using beta-quantification method

    Measured: Baseline and Week 12

  2. Number of Participants with Alanine Transaminase (ALT) or Aspartate Aminotransferase (AST) Consecutive Elevations ≥3x Upper Limit of Normal (ULN)

    Measured: 12 weeks

  3. Number of Participants with Creatine Phosphokinase Elevations ≥10xULN with or without Muscle Symptoms

    Measured: 12 weeks

  4. Number of Participants with Sodium, Chloride, or Bicarbonate Elevations >ULN or Potassium Levels <Lower Limit of Normal (LLN)

    Measured: 12 weeks

  5. Number of Participants with Pre-specified Adjudicated Cardiovascular Serious Adverse Events or Death from Any Cause

    Measured: 12 weeks

  6. Number of Participants with Significant Increase in Blood Pressure

    Measured: 12 weeks

Secondary outcomes (2)
  1. Percent Change from Baseline in High-density Lipoprotein-cholesterol (HDL-C)

    Measured: Baseline and Week 12

  2. Percent Change from Baseline in Apolipoprotein A-I (apoA-I)

    Measured: Baseline and Week 12

Timeline

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

  1. First posted26 Apr 2013 (estimated)
  2. Study startJun 2013
  3. Primary completionJun 2014
  4. Study completionJun 2014

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 3
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Double blind
Who is masked
Participant, Investigator
Enrolment
2 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01841684
Sponsor's protocol ID
0859-042
Other IDs
2012-002434-37
Status last verified
May 2015
First submitted
24 Apr 2013
Last updated
1 Jun 2015
Results posted
No
Data monitoring committee
No

Questions about this trial

What is this clinical trial studying?

A Phase 3 study testing Anacetrapib in people with Hyperlipoproteinemia Type II and Homozygous Familial Hypercholesterolemia, run by Merck Sharp & Dohme LLC.

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 4 inclusion and 14 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: stopped early, as of the sponsor's last update on 1 Jun 2015. Status can change between updates, so confirm with the study contact before making plans.

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 3 studies compare the treatment with the current standard treatment or a placebo in a large group, to confirm how well it works and watch for side effects.

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

Are results available for this study?

The study was stopped early. Results are not available in the source record.

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 Low-density Lipoprotein-Cholesterol (LDL-C) using beta-quantification method (time frame: Baseline and Week 12). The study lists 6 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?
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 1 Jun 2015.

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