E.1 Medical condition or disease under investigation |
E.1.1 | Medical condition(s) being investigated |
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E.1.1.1 | Medical condition in easily understood language |
Treatment of high cholesterol
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E.1.1.2 | Therapeutic area | Diseases [C] - Nutritional and Metabolic Diseases [C18] |
MedDRA Classification |
E.1.2 Medical condition or disease under investigation |
E.1.2 | Version | 20.1 |
E.1.2 | Level | LLT |
E.1.2 | Classification code | 10020049 |
E.1.2 | Term | High cholesterol |
E.1.2 | System Organ Class | 100000004848 |
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E.1.3 | Condition being studied is a rare disease | No |
E.2 Objective of the trial |
E.2.1 | Main objective of the trial |
The primary objective of this study is to evaluate the effect of obicetrapib in combination with ezetimibe compared to placebo on low-density lipoprotein cholesterol (LDL-C) at Day 85. |
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E.2.2 | Secondary objectives of the trial |
•To evaluate the effect of obicetrapib monotherapy compared to placebo on LDL-C at Day 85;
•To evaluate the effect of obicetrapib in combination with ezetimibe compared to placebo on apolipoprotein B (ApoB) at Day 85;
•To evaluate the effect of obicetrapib monotherapy compared to placebo on ApoB at Day 85;
•To evaluate the effect of ezetimibe monotherapy compared to placebo on LDL-C at Day 85;
•To evaluate the effect of ezetimibe monotherapy compared to placebo on ApoB at Day 85;
•To evaluate the effect of obicetrapib in combination with ezetimibe compared to obicetrapib monotherapy on LDL-C at Day 85; and
•To evaluate the effect of obicetrapib in combination with ezetimibe compared to obicetrapib monotherapy on ApoB at Day 85.
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E.2.3 | Trial contains a sub-study | No |
E.3 | Principal inclusion criteria |
1.Understanding of the study procedures, willingness to adhere to the study schedules and diet, and agreement to participate in the study by giving written informed consent prior to Screening procedures;
2. Men or women 18 to 70 years of age, inclusive;
o Women may be enrolled if all 3 of the following criteria are met:
-They are not pregnant;
-They are not breastfeeding; and
-They do not plan on becoming pregnant during the study;
o Women of childbearing potential must have a negative urine pregnancy test at the Screening Visit. Note: Women are not considered to be of childbearing potential if they meet 1 of the following criteria as documented by the Investigator:
-They have had a hysterectomy or tubal ligation at a minimum of 1 cycle prior to signing the ICF; or
-They are post-menopausal, defined as 1 year since their last menstrual period for women 55 years of age or 1 year since their last menstrual period and have a follicle stimulating hormone (FSH) level in the menopausal range for women <55 years of age;
o Women of childbearing potential must agree to use an effective method of avoiding pregnancy from the Screening Visit to 90 days after the last visit. Men whose partners are of childbearing potential must agree to use an effective method of avoiding pregnancy from the Screening Visit to 90 days after the last visit. Effective methods of avoiding pregnancy are contraceptive methods with a Pearl index of <1 used consistently and correctly (including implantable contraceptives, injectable contraceptives, oral contraceptives, transdermal contraceptives, intrauterine devices, diaphragm with spermicide, male or female condoms with spermicide, or cervical cap) or a sterile sexual partner;
3. Fasting LDL-C levels >2.5 mmol/L and <4.5 mmol/L and TG levels <4.5 mmol/L (Visit 1); and
4. Willingness to maintain a stable diet and physical activity level throughout the study.
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E.4 | Principal exclusion criteria |
1. Body mass index 40 kg/m2;
2. Participation in another clinical study involving an investigational or marketed drug within 30 days prior to the Screening Visit;
3. Currently taking any lipid-altering therapy;
4. Any clinical manifestation of atherosclerotic CVD or any evidence of ischemic coronary disease present on the 12-lead ECG at the Screening Visit;
5. Diagnosis of type 1 or type 2 diabetes mellitus; or glycosylated hemoglobin (HbA1c) 6.5% at the Screening Visit if no prior diagnosis of diabetes mellitus;
6. Uncontrolled hypertension, ie, sitting systolic blood pressure >160 mmHg and/or sitting diastolic blood pressure >90 mmHg. One retest will be allowed, at which point if the retest result is no longer exclusionary, the participant may be randomized;
7. Active muscle disease or persistent creatine kinase concentration >3 the upper limit of normal (ULN). One retest will be allowed after 1 week to verify the result, at which point if the retest result is no longer exclusionary, the participant may be randomized;
8. History of torsades de pointes;
9. Estimated glomerular filtration rate <60 mL/min calculated using the Chronic Kidney Disease Epidemiology Collaboration equation;
10. Hepatic dysfunction as evidenced by any laboratory abnormality as follows: gamma-glutamyl transferase, alanine aminotransferase, or aspartate aminotransferase >2 ULN, or total bilirubin >1.5 ULN;
11. Anemia, defined as hemoglobin concentration <11 g/dL for males and hemoglobin concentration <9 g/dL for females;
12. History of malignancy within the past 5 years, with the exception of non-melanoma skin cancers;
13. Evidence of any other clinically significant non-cardiac disease or condition that, in the opinion of the Investigator, would preclude participation in the study; or
14. Known ezetimibe or CETP inhibitor allergy or intolerance.
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E.5 End points |
E.5.1 | Primary end point(s) |
The primary efficacy endpoint is percent change from Day 1 to Day 85 in LDL-C, as measured by preparative ultracentrifugation, also referred to as beta quantification, for the combination therapy group compared to the placebo group. |
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E.5.1.1 | Timepoint(s) of evaluation of this end point |
Screening, Day 1, Day 29, day 57 and Day 85 |
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E.5.2 | Secondary end point(s) |
The secondary efficacy endpoints include the following, in hierarchical order:
• Percent change from Day 1 to Day 85 in LDL-C, as measured by preparative ultracentrifugation, also referred to as beta quantification, for the obicetrapib monotherapy group compared to the placebo group;
• Percent change from Day 1 to Day 85 in ApoB for the combination therapy group compared to the placebo group;
• Percent change from Day 1 to Day 85 in ApoB for the obicetrapib monotherapy group compared to the placebo group;
• Percent change from Day 1 to Day 85 in LDL-C, as measured by preparative ultracentrifugation, also referred to as beta quantification, for the ezetimibe monotherapy group compared to the placebo group;
• Percent change from Day 1 to Day 85 in ApoB for the ezetimibe monotherapy group compared to the placebo group;
• Percent change from Day 1 to Day 85 in LDL-C, as measured by preparative ultracentrifugation, also referred to as beta quantification, for the combination therapy group compared to the obicetrapib monotherapy group; and
• Percent change from Day 1 to Day 85 in ApoB for the combination therapy group compared to the obicetrapib monotherapy group. |
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E.5.2.1 | Timepoint(s) of evaluation of this end point |
Screening, Day 1, Day 29, day 57 and Day 85 |
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E.6 and E.7 Scope of the trial |
E.6 | Scope of the trial |
E.6.1 | Diagnosis | No |
E.6.2 | Prophylaxis | No |
E.6.3 | Therapy | Yes |
E.6.4 | Safety | Yes |
E.6.5 | Efficacy | Yes |
E.6.6 | Pharmacokinetic | Yes |
E.6.7 | Pharmacodynamic | No |
E.6.8 | Bioequivalence | No |
E.6.9 | Dose response | No |
E.6.10 | Pharmacogenetic | No |
E.6.11 | Pharmacogenomic | No |
E.6.12 | Pharmacoeconomic | No |
E.6.13 | Others | No |
E.7 | Trial type and phase |
E.7.1 | Human pharmacology (Phase I) | No |
E.7.1.1 | First administration to humans | No |
E.7.1.2 | Bioequivalence study | No |
E.7.1.3 | Other | No |
E.7.1.3.1 | Other trial type description | |
E.7.2 | Therapeutic exploratory (Phase II) | Yes |
E.7.3 | Therapeutic confirmatory (Phase III) | No |
E.7.4 | Therapeutic use (Phase IV) | No |
E.8 Design of the trial |
E.8.1 | Controlled | Yes |
E.8.1.1 | Randomised | Yes |
E.8.1.2 | Open | No |
E.8.1.3 | Single blind | No |
E.8.1.4 | Double blind | Yes |
E.8.1.5 | Parallel group | Yes |
E.8.1.6 | Cross over | No |
E.8.1.7 | Other | No |
E.8.2 | Comparator of controlled trial |
E.8.2.1 | Other medicinal product(s) | Yes |
E.8.2.2 | Placebo | Yes |
E.8.2.3 | Other | No |
E.8.2.4 | Number of treatment arms in the trial | 4 |
E.8.3 |
The trial involves single site in the Member State concerned
| No |
E.8.4 | The trial involves multiple sites in the Member State concerned | Yes |
E.8.4.1 | Number of sites anticipated in Member State concerned | 6 |
E.8.5 | The trial involves multiple Member States | No |
E.8.6 Trial involving sites outside the EEA |
E.8.6.1 | Trial being conducted both within and outside the EEA | No |
E.8.6.2 | Trial being conducted completely outside of the EEA | No |
E.8.7 | Trial has a data monitoring committee | No |
E.8.8 |
Definition of the end of the trial and justification where it is not the last
visit of the last subject undergoing the trial
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Date of the last protocol-specified visit/assessment (including telephone contact) for the last participant in the study |
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E.8.9 Initial estimate of the duration of the trial |
E.8.9.1 | In the Member State concerned years | 0 |
E.8.9.1 | In the Member State concerned months | 8 |
E.8.9.1 | In the Member State concerned days | 0 |