A Study of the Safety and Efficacy of Anacetrapib (MK-0859) When Added to Ongoing Statin Therapy in Japanese Participants With Heterozygous Familial Hypercholesterolemia (MK-0859-050)

This study is ongoing, but not recruiting participants.
Information provided by (Responsible Party):
Merck Sharp & Dohme Corp.
ClinicalTrials.gov Identifier:
First received: April 1, 2013
Last updated: March 18, 2014
Last verified: March 2014

This study will evaluate the effects of anacetrapib (MK-0859) on low-density lipoprotein-cholesterol (LDL-C) when compared to placebo in Japanese participants with heterozygous familial hypercholesterolemia when added to an existing statin lipid-modifying therapy.

Condition Intervention Phase
Heterozygous Familial Hypercholesterolemia (HeFH)
Drug: Anacetrapib
Drug: Placebo for anacetrapib
Phase 3

Study Type: Interventional
Study Design: Allocation: Randomized
Endpoint Classification: Safety/Efficacy Study
Intervention Model: Parallel Assignment
Masking: Double Blind (Subject, Investigator)
Primary Purpose: Treatment
Official Title: A 12-Week, Multicenter, Double-Blind, Randomized, Parallel, Placebo-Controlled Study to Assess the Efficacy and Safety of MK-0859 When Added to Ongoing Statin Therapy With or Without Other Lipid Modifying Therapies in Japanese Patients With Heterozygous Familial Hypercholesterolemia

Resource links provided by NLM:

Further study details as provided by Merck Sharp & Dohme Corp.:

Primary Outcome Measures:
  • Percent Change from Baseline in LDL-C (beta-quantification [BQ] method) [ Time Frame: Baseline and Week 12 ] [ Designated as safety issue: No ]
  • Percentage of Participants who Experience at Least One Adverse Event (AE) [ Time Frame: 12 weeks ] [ Designated as safety issue: Yes ]

Secondary Outcome Measures:
  • Percent Change from Baseline in High-density Lipoprotein-cholesterol (HDL-C) [ Time Frame: Baseline and Week 12 ] [ Designated as safety issue: No ]
  • Percent Change from Baseline in Non-HDL-C [ Time Frame: Baseline and Week 12 ] [ Designated as safety issue: No ]
  • Percent Change from Baseline in Apolipoprotein A-I (Apo-A-I) [ Time Frame: Baseline and Week 12 ] [ Designated as safety issue: No ]
  • Percent Change from Baseline in Apolipoprotein B (Apo-B) [ Time Frame: Baseline and Week 12 ] [ Designated as safety issue: No ]
  • Percent Change from Baseline in Lipoprotein(a) (Lp[a]) [ Time Frame: Baseline and Week 12 ] [ Designated as safety issue: No ]

Estimated Enrollment: 64
Study Start Date: May 2013
Estimated Study Completion Date: May 2014
Estimated Primary Completion Date: May 2014 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
Experimental: Anacetrapib
Participants will receive 100-mg anacetrapib tablet, orally, once-daily for 12 weeks.
Drug: Anacetrapib
Other Name: MK-0859
Placebo Comparator: Placebo
Participants will receive placebo tablet, orally, once daily for 12 weeks.
Drug: Placebo for anacetrapib


Ages Eligible for Study:   18 Years to 80 Years
Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   No

Inclusion Criteria:

  • If female, cannot be of reproductive potential
  • Diagnosed with heterozygous familial hypercholesterolemia
  • Have been treated with an appropriate and

stable dose of statin± other lipid-lowering medication(s) for at least 6 weeks

Exclusion Criteria:

  • Previously participated in a study with a cholesteryl ester transfer protein (CETP) inhibitor
  • Homozygous familial hypercholesterolemia
  • Severe chronic heart failure
  • Uncontrolled cardiac arrhythmias, myocardial infarction (MI), percutaneous coronary intervention (PCI), coronary artery by-pass graft (CABG), unstable angina, or stroke within 3 months
  Contacts and Locations
No Contacts or Locations Provided
  More Information

No publications provided

Responsible Party: Merck Sharp & Dohme Corp.
ClinicalTrials.gov Identifier: NCT01824238     History of Changes
Other Study ID Numbers: 0859-050, 132234
Study First Received: April 1, 2013
Last Updated: March 18, 2014
Health Authority: Japan: Pharmaceuticals and Medical Devices Agency

Additional relevant MeSH terms:
Hyperlipoproteinemia Type II
Lipid Metabolism Disorders
Metabolic Diseases
Lipid Metabolism, Inborn Errors
Metabolism, Inborn Errors
Genetic Diseases, Inborn
Anti-Infective Agents
Therapeutic Uses
Pharmacologic Actions
Protein Synthesis Inhibitors
Enzyme Inhibitors
Molecular Mechanisms of Pharmacological Action

ClinicalTrials.gov processed this record on April 17, 2014