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Trial · Interventional

CompletedPhase 3Results postedRegistry data

A Study of Enlicitide Decanoate (MK-0616 Oral PCSK9 Inhibitor) in Adults With Hypercholesterolemia (MK-0616-013) CORALreef Lipids

NCTNCT05952856 (opens ClinicalTrials.gov in a new tab)Other id0616-013Other idMK-0616-013Other id2022-502777-42-01Other idU1111-1285-4164

Overview

Status
Completed
Phase
Phase 3
Enrollment
2,912 participants (actual)
Sponsor
Merck Sharp & Dohme LLC · Industry
Design
Randomized · Triple masking
Countries
14 countries

United States, Argentina, China, Colombia, Germany, Israel, Italy, Japan, Mexico, South Africa, South Korea, Spain, Taiwan, Turkey (Türkiye)

Start
10 Aug 2023
Primary completion
28 Jul 2025
Completion
28 Jul 2025
First posted
19 Jul 2023
Last update posted
24 Sept 2026
Conditions
Hypercholesterolemia · Familial Hypercholesterolemia

Timeline

1 trial · 1 completed · 1 with posted results

  • Completed
  • Ongoing
  • Not yet recruiting
  • Stopped
  • Estimated dates (est.)
  • Results posted
2023202420252026
  1. Ph 3

    A Study of Enlicitide Decanoate (MK-0616 Oral PCSK9 Inhibitor) in Adults With Hypercholesterolemia (MK-0616-013) CORALreef Lipids

    NCT05952856

    10 Aug 2023 to 28 Jul 2025

Registry summary

Text and fields below are the sponsor's entries at ClinicalTrials.gov, shown as posted.

The goal of this study is to evaluate the efficacy, safety, and tolerability of enlicitide decanoate in adult participants with hypercholesterolemia. The primary hypothesis is that enlicitide decanoate is superior to placebo on mean percent change from baseline in low-density lipoprotein cholesterol (LDL-C) at Week 24.

Interventions

  • Enlicitide DecanoateDrug
  • PlaceboDrug

Arms2

  • Experimental

    Enlicitide Decanoate

    Participants will receive 20 mg of enlicitide decanoate orally once daily (QD) for up to 52 weeks.

  • Placebo comparator

    Placebo

    Participants will receive enlicitide decanoate-matching placebo orally QD for up to 52 weeks.

Primary outcomes3

Outcomes the sponsor listed as primary.

  1. Mean Percent Change From Baseline in Low-density Lipoprotein Cholesterol (LDL-C) at Week 24

    Time frame · Baseline and Week 24

    Registry description

    Blood samples collected at baseline and Week 24 were used to assess mean percent change in LDL-C.

  2. Number of Participants With One or More Adverse Events (AEs)

    Time frame · Up to 60 weeks

    Registry description

    An AE is any untoward medical occurrence in a clinical study participant, temporally associated with the use of study intervention, whether or not considered related to the study intervention.

  3. Number of Participants Who Discontinued Study Drug Due to an AE

    Time frame · Up to 52 weeks

    Registry description

    An AE is any untoward medical occurrence in a clinical study participant, temporally associated with the use of study intervention, whether or not considered related to the study intervention.

Secondary outcomes(6)
  1. Mean Percent Change From Baseline in LDL-C at Week 52

    Time frame · Baseline and Week 52

    Registry description

    Blood samples collected at baseline and Week 52 were used to assess mean percent change in LDL-C.

  2. Mean Percent Change From Baseline in Non-high-density Lipoprotein Cholesterol (Non-HDL-C) at Week 24

    Time frame · Baseline and Week 24

    Registry description

    Blood samples collected at baseline and Week 24 were used to assess mean percent change in non-HDL-C.

  3. Mean Percent Change From Baseline in Apolipoprotein B (ApoB) at Week 24

    Time frame · Baseline and Week 24

    Registry description

    Blood samples collected at baseline and Week 24 were used to assess mean percent change in ApoB.

  4. Percent Change From Baseline in Lipoprotein(a) (Lp(a)) at Week 24

    Time frame · Baseline and Week 24

    Registry description

    Blood samples collected at baseline and Week 24 were used to assess percent change in Lp(a).

  5. Percentage of Participants With LDL-C <70 mg/dL and ≥50% Reduction From Baseline at Week 24

    Time frame · Baseline and Week 24

    Registry description

    Blood samples collected at baseline and Week 24 were used to assess the percentage of participants who have LDL-C \<70 mg/dL and ≥50% reduction from baseline. Participants who did not have a Week 24 assessment are considered as not being at the LDL-C goal.

  6. Percentage of Participants With LDL-C <55 mg/dL and ≥50% Reduction From Baseline at Week 24

    Time frame · Baseline and Week 24

    Registry description

    Blood samples collected at baseline and Week 24 were used to assess the percentage of participants who have LDL-C \<55 mg/dL and ≥50% reduction from baseline. Participants who did not have a Week 24 assessment are considered as not being at the LDL-C goal.

Posted results

Values are shown as posted at ClinicalTrials.gov, with their units. PepBank has not converted, pooled or compared them.

Primary outcome results

Primary outcomeMean· Baseline and Week 24

Mean Percent Change From Baseline in Low-density Lipoprotein Cholesterol (LDL-C) at Week 24

GroupValue (Percent change)
Enlicitide Decanoate-57.1
Placebo3.0
Primary outcomeCount of participants· Up to 60 weeks

Number of Participants With One or More Adverse Events (AEs)

GroupValue (Participants)
Enlicitide Decanoate1244
Placebo602
Primary outcomeCount of participants· Up to 52 weeks

Number of Participants Who Discontinued Study Drug Due to an AE

GroupValue (Participants)
Enlicitide Decanoate60
Placebo40
Secondary and other outcome results(5)
Post hoc outcomeMean· Baseline and Week 24

Mean Percent Change From Baseline in Low-density Lipoprotein Cholesterol (LDL-C) at Week 24 Reanalysis (Post-hoc )

GroupValue (Percent change)
Enlicitide Decanoate-59.6
Placebo3.0
Secondary outcomeMean· Baseline and Week 52

Mean Percent Change From Baseline in LDL-C at Week 52

GroupValue (Percent change)
Enlicitide Decanoate-50.4
Placebo4.0
Post hoc outcomeMean· Baseline and Week 52

Mean Percent Change From Baseline in LDL-C at Week 52 Reanalysis (Post-hoc )

GroupValue (Percent change)
Enlicitide Decanoate-52.7
Placebo4.0
Secondary outcomeMean· Baseline and Week 24

Mean Percent Change From Baseline in Non-high-density Lipoprotein Cholesterol (Non-HDL-C) at Week 24

GroupValue (Percent change)
Enlicitide Decanoate-53.7
Placebo2.6
Secondary outcomeMean· Baseline and Week 24

Mean Percent Change From Baseline in Apolipoprotein B (ApoB) at Week 24

GroupValue (Percent change)
Enlicitide Decanoate-49.6
Placebo2.9

Adverse events, as posted

Adverse events as posted: participants affected out of participants at risk, by group
GroupDeathsSerious eventsOther events
Enlicitide 20 mgParticipants received 20 mg of enlicitide decanoate orally QD for up to 52 weeks.15 / 1940191 / 19350 / 1935
PlaceboParticipants received enlicitide decanoate-matching placebo orally QD for up to 52 weeks.8 / 969116 / 9690 / 969

Each cell reads participants affected / participants at risk, as the registry posted them.

Registry data comes from ClinicalTrials.gov. Study results come from studies, not from the registry. How PepBank works

Studies1

Studies that cite this trial.

Studies with results

1 study on this page

Indexing hint: Randomized controlled trial · 2026

6 results

A Placebo-Controlled Trial of the Oral PCSK9 Inhibitor Enlicitide.

Navar et al. 2026The New England journal of medicinecited by 34

PMID 41879224DOI 10.1056/nejmoa2511002PUB-41879224

Full text at the publisher6 results

Eligibility

Who could join, as posted.

Sex
All
Age
from 18 Years
Healthy volunteers
Not accepted
Inclusion and exclusion criteria, as posted
Inclusion Criteria: * Has a history of a major atherosclerotic cardiovascular disease (ASCVD) event and LDL-C ≥55 mg/dL OR, if no history of a major ASCVD event, has intermediate to high risk for development of a first major ASCVD event and LDL-C ≥70 mg/dL. * Is treated with a moderate- or high-intensity statin OR is treated with low-intensity statin with documentation of intolerance to a moderate or high-intensity statin OR is not receiving statins with documentation of statin intolerance * If on any lipid-lowering therapies (LLTs), should be on a stable dose with no planned medication change. Exclusion Criteria: * Has a history of homozygous familial hypercholesterolemia (FH) based on genetic or clinical criteria, compound heterozygous FH, or double heterozygous FH * Has a history of heart failure or heart failure hospitalization within 3 months before first study visit * Is undergoing or previously underwent an LDL-C apheresis program within 3 months before first study visit or plans to initiate an LDL-C apheresis program * Was previously treated/is being treated with certain other cholesterol lowering medications, including protein convertase subtilisin/kexin type 9 (PCSK9) inhibitors without adequate washout

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