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HypercholesterolemiaPhase 3NCT03885921

Safety and Tolerability Study of Ezetimibe (SCH 058235/MK-0653) Plus Atorvastatin or Simvastatin in Homozygous Familial Hypercholesterolemia (P01417/MK-0653-019)

A Phase 3 study testing Ezetimibe, Atorvastatin and Simvastatin in people with Hypercholesterolemia, run by Organon and Co.

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 primary purpose of this study is to evaluate the long-term safety and tolerability of ezetimibe (SCH 058235/MK-0653) 10 mg dosed daily and co-administered with either atorvastatin or simvastatin for up to 24 months in participants with homozygous familial hypercholesterolemia (FH). Read more about this study

Who is it for?
Ages 12 years and older
Conditions the study is for
Hypercholesterolemia
What is being tested?
Ezetimibe, Atorvastatin and Simvastatin
Type of treatment
Pill or oral medicine
Could I receive a placebo?
No, everyone receives an active treatment
How many people
44 participants
Where
No sites listed yet
Study dates
25 Oct 2000to 8 Jul 2003
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 12 years and older
  • All sexes
  • No healthy volunteers
  • Child, Adult, Older adult

Who may be able to join

  • Has successfully completed the 12-week double-blind, efficacy and safety study of ezetimibe (Study P01030/MK-0653-018). Entry into this protocol must occur at the time of completion of Study P01030/MK-0653-018.
  • All women must have a negative pregnancy test prior to study entry. Women of child bearing potential must agree to practice an effective barrier method of birth control for the duration of the study. In addition, participants administered a statin must agree to practice an effective barrier method of birth control for 30 days following the last dose of statin administered.
  • Postmenopausal women who are receiving postmenopausal hormonal therapy or raloxifene must be maintained on a stable estrogen (ERT), estrogen/progestin (HRT) or raloxifene regimen during study period.
  • Is willing to observe the National Cholesterol Education Program (NCEP) Step I diet for the duration of the study.
  • Is willing to participate in the study and to complete all assessments.
  • Patients or in the case of children, their parents or legal guardians, must agree to give written informed consent.

Who cannot join

  • Participants who discontinued prematurely from Study P01030/MK-0653-018.
  • Participants who are in a situation or have any condition which, in the opinion of the Investigator, may interfere with optimal participation in the study.
  • Pregnant or lactating women.
  • Participants who are known to be human immunodeficiency virus (HIV) positive.
  • Participants who are taking any prohibited concomitant medications. Prohibited medications include:
  • Fibric Acid Derivatives;
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  • Oral corticosteroids;
  • (Cardiovascular drugs such as beta blockers, calcium channel blockers, angiotensin-converting enzyme [ACE] inhibitors, nitrates or alpha-adrenergic blockers or thiazide diuretics will be allowed, provided the dose will remain constant throughout the duration of the study. Acetylsalicylic acid administered as a platelet aggregation inhibitor or analgesic is permitted.);
  • Treatment with psyllium or other fiber-based laxatives unless treated with a stable regimen treatment throughout the duration of the study period;
  • Treatment with cyclosporine;
  • Treatment with orlistat;
  • Treatment with troglitazone (Rezulin®) or other thiazolidinedione antidiabetic agents, unless treated with a stable regimen throughout the duration of the study period;
  • Treatment with agents with known drug interactions with simvastatin or atorvastatin including antifungal azoles (e.g. itraconazole and ketoconazole), macrolide antibiotics (e.g. erythromycin and clarithromycin) and nefazodone; In addition, treatment with other agents that may interfere with or induce the CYP3A4 isoenzyme of the cytochrome P450 system should be avoided, although they are not necessarily prohibited medications.;
  • Treatment with medications which interact with simvastatin through uncertain mechanisms, including amiodarone and verapamil, are prohibited in participants administered simvastatin in this protocol.
  • (Participants receiving LDL-C apheresis may continue on this therapy provided that they are on a stable regimen throughout the duration of the study and lipid levels for study visits are drawn just prior to an apheresis treatment session.);
  • Participants on a stable regimen of resin therapy (as defined by the dose taken during the P01030/MK-0653-018 study) may continue that therapy provided that the daily dose of study treatment is taken ≥4 hours prior to the administration of the resin or ≥4 hours following any resin dose. In addition, the dose of resin should be taken no less than 4 hours before and no less than 4 hours after administration of study treatment.

About this study

Official title: Long-Term, Open-Label, Safety and Tolerability Study of SCH 58235 in Addition to Atorvastatin or Simvastatin in the Therapy of Homozygous Familial Hypercholesterolemia

The primary purpose of this study is to evaluate the long-term safety and tolerability of ezetimibe (SCH 058235/MK-0653) 10 mg dosed daily and co-administered with either atorvastatin or simvastatin for up to 24 months in participants with homozygous familial hypercholesterolemia (FH).

Following completion of the 12-week, double-blind, efficacy and safety parent study (P01030/MK-0653-018; NCT03884452) participants will be offered entry into this open-label, 24-month extension study.

Being tested
Ezetimibe, Atorvastatin, Simvastatin
Medical subject headings
Hypercholesterolemia

What participants receive

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

  • EzetimibeDrug

    Also called ZETIA®, SCH 058235, MK-0653

    oral tablet

  • AtorvastatinDrug

    Also called LIPITOR®, SCH 412387, MK-9396

    oral tablet

  • SimvastatinDrug

    Also called ZOCOR®, SCH 057098, MK-0733

    oral tablet

Study groups in NCT03885921
Study groupRoleWhat they receive
Ezetimibe+AtorvastatinExperimentalParticipants receive ezetimibe 10 mg via oral tablet once daily co-administered with atorvastatin 40 mg (starting dose) via oral tablet once daily in the morning (may be titrated up to a maximum daily dose of 80 mg for atorvastatin, if needed) for up to 24 months.
Receives: Drug: Ezetimibe; Drug: Atorvastatin
Ezetimibe+SimvastatinExperimentalParticipants receive ezetimibe 10 mg via oral tablet once daily co-administered with simvastatin 40 mg (starting dose) via oral tablet once daily in the evening (may be titrated up to a maximum daily dose of 80 mg for simvastatin, if needed) for up to 24 months.
Receives: Drug: Ezetimibe; Drug: Simvastatin

What is being measured

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

  1. Number of Participants Who Experience an Adverse Event (AE)

    Measured: Up to 24 Months

  2. Number of Participants Who Discontinue Study Treatment Due to an Adverse Event (AE)

    Measured: Up to 24 Months

Secondary outcomes (4)
  1. Mean Percent Change from Baseline in Low-density-lipoprotein Cholesterol (LDL-C)

    Measured: Baseline and Month 24

  2. Mean Percent Change from Baseline in Total Cholesterol (TC)

    Measured: Baseline and Month 24

  3. Mean Percent Change from Baseline in High-density-lipoprotein Cholesterol (HDL-C)

    Measured: Baseline and Month 24

  4. Mean Percent Change from Baseline in Triglycerides (TG)

    Measured: Baseline and Month 24

Timeline

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

  1. First posted22 Mar 2019
  2. Study start25 Oct 2000
  3. Primary completion8 Jul 2003
  4. Study completion8 Jul 2003

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
Quadruple blind
Who is masked
Participant, Care provider, Investigator, Outcomes assessor
Enrolment
44 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03885921
Sponsor's protocol ID
P01417
Other IDs
P01417, MK-0653-019
Status last verified
Feb 2022
First submitted
20 Mar 2019
Last updated
17 Feb 2022
Results posted
No
Data monitoring committee
No

Questions about this trial

What is this clinical trial studying?

A Phase 3 study testing Ezetimibe, Atorvastatin and Simvastatin in people with Hypercholesterolemia, run by Organon and Co.

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 6 inclusion and 16 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 17 Feb 2022. 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. 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 is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

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?

Number of Participants Who Experience an Adverse Event (AE) (time frame: Up to 24 Months). The study lists 2 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 17 Feb 2022.

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