A Study to Evaluate the Effects of Extended Release (ER) Niacin/Laropiprant, Laropiprant, ER Niacin, and Placebo on Urinary Prostanoid Metabolites in Subjects With High Cholesterol (0524A-075)(COMPLETED)
Primary Purpose
Hypercholesterolemia
Status
Completed
Phase
Phase 1
Locations
Study Type
Interventional
Intervention
Comparator: niacin + laropiprant
Comparator: niacin
Comparator: laropiprant
Comparator: placebo
Sponsored by
About this trial
This is an interventional treatment trial for Hypercholesterolemia
Eligibility Criteria
Inclusion Criteria:
- Female subjects may not be pregnant and/or will agree to use appropriate method of contraception beginning at least 2 weeks prior to administration of the first dose of study drug in the first treatment period, throughout the study and until at least 2 weeks after administration of the last dose of study drug in the last treatment period.
- Subject is judged to be in good health based on medical history, physical examination, vital sign measurements, and laboratory safety tests performed at the prestudy (screening) visit and/or prior to administration of the initial dose of study drug.
- Subject has no clinically significant abnormality on electrocardiogram (ECG) performed at the prestudy (screening) visit and/or prior to administration of the initial dose of study drug.
- Subject has been a nonsmoker and/or has not used nicotine or nicotine-containing products for at least approximately 6 months; subjects who have discontinued smoking or the use of nicotine/nicotine containing products for at least approximately 3 months may be enrolled in the study at the discretion of the investigator
Exclusion Criteria:
- Subject is mentally or legally incapacitated, has significant emotional problems at the time of prestudy (screening) visit or expected during the conduct of the study or has a history of a clinically significant psychiatric disorder over the last 5 to 10 years. - Subjects who have had situational depression may be enrolled in the study at the discretion of the investigator.
- Subject has a history of stroke, chronic seizures, or major neurological disorder.
- Subject has a history of clinically significant endocrine, gastrointestinal, cardiovascular, hematological, hepatic, immunological, renal, respiratory, or genitourinary abnormalities or diseases.
- Subject has a history of neoplastic disease (including leukemia, lymphoma, malignant melanoma), or myeloproliferative disease, regardless of the time since treatment.
- Subject has history of a thrombotic or platelet related disorder including prior deep venous thrombosis. Subject is being treated with coumadin, heparin, clopidogrel has used these agents within 2 weeks of screening. Subject is being treated with aspirin or has used this agent within 3 weeks prior to administration of screening.
- Subject is unable to refrain from or anticipates the use of any medication, including prescription and non- prescription drugs or herbal remedies beginning approximately 2 weeks prior to administration of the initial dose of study drug, throughout the study until the poststudy visit.
- Subject consumes excessive amounts of alcohol, defined as greater than 3 glasses, of alcoholic beverages or distilled spirits per day.
- Subject consumes excessive amounts, defined as greater than 6 servings, of coffee, tea, cola, or other caffeinated beverages per day.
- Subject has had major surgery, donated or lost 1 unit of blood (approximately 500 mL) or participated in another investigational study within 4 weeks prior to the prestudy (screening) visit.
- Subject has a history of significant multiple and/or severe allergies, or has had an anaphylactic reaction or significant intolerability to prescription or non-prescription drugs or food.
- Subject is currently a regular user of any illicit drugs or has a history of drug (including alcohol) abuse within approximately 6 months.
Sites / Locations
Arms of the Study
Arm 1
Arm 2
Arm 3
Arm 4
Arm Type
Experimental
Active Comparator
Experimental
Placebo Comparator
Arm Label
A
B
C
D
Arm Description
ER niacin/laropiprant + Placebo to laropiprant
ER niacin + Placebo to laropiprant
laropiprant + Placebo to ER niacin/laropiprant
Placebo
Outcomes
Primary Outcome Measures
Urinary 11-dehydrothromboxane B2 (11-dTxB2)
The creatinine-normalized urine levels of 11-dTxB2 on Day 7 following a 7 day course of daily dosing in the overall 24 hour collection interval.
Secondary Outcome Measures
Prostaglandin I Metabolite (PGI-M)
The creatinine-normalized urine levels of PGI-M in the overall 24 hour collection interval following administration on Day 7.
Full Information
NCT ID
NCT00769132
First Posted
October 7, 2008
Last Updated
November 8, 2019
Sponsor
Merck Sharp & Dohme LLC
1. Study Identification
Unique Protocol Identification Number
NCT00769132
Brief Title
A Study to Evaluate the Effects of Extended Release (ER) Niacin/Laropiprant, Laropiprant, ER Niacin, and Placebo on Urinary Prostanoid Metabolites in Subjects With High Cholesterol (0524A-075)(COMPLETED)
Official Title
A Randomized, Double-Blind, Placebo-Controlled, 4-Period, Crossover Study to Evaluate the Effects of ER Niacin/Laropiprant, Laropiprant, ER Niacin, and Placebo on Urinary Prostanoid Metabolites in Subjects With Hypercholesterolemia
Study Type
Interventional
2. Study Status
Record Verification Date
November 2019
Overall Recruitment Status
Completed
Study Start Date
August 3, 2007 (Actual)
Primary Completion Date
October 13, 2007 (Actual)
Study Completion Date
November 6, 2007 (Actual)
3. Sponsor/Collaborators
Responsible Party, by Official Title
Sponsor
Name of the Sponsor
Merck Sharp & Dohme LLC
4. Oversight
5. Study Description
Brief Summary
The purpose of this study is to evaluate the potential effects of ER niacin/laropiprant, ER niacin, laropiprant, and placebo over the course of seven days on urinary levels of a metabolite of thromboxane A2 (TxA2), as a marker of in vivo platelet reactivity.
6. Conditions and Keywords
Primary Disease or Condition Being Studied in the Trial, or the Focus of the Study
Hypercholesterolemia
7. Study Design
Primary Purpose
Treatment
Study Phase
Phase 1
Interventional Study Model
Crossover Assignment
Masking
ParticipantInvestigator
Allocation
Randomized
Enrollment
26 (Actual)
8. Arms, Groups, and Interventions
Arm Title
A
Arm Type
Experimental
Arm Description
ER niacin/laropiprant + Placebo to laropiprant
Arm Title
B
Arm Type
Active Comparator
Arm Description
ER niacin + Placebo to laropiprant
Arm Title
C
Arm Type
Experimental
Arm Description
laropiprant + Placebo to ER niacin/laropiprant
Arm Title
D
Arm Type
Placebo Comparator
Arm Description
Placebo
Intervention Type
Drug
Intervention Name(s)
Comparator: niacin + laropiprant
Intervention Description
ER niacin 2 g/laropiprant 40 mg tablet once daily for 7 days
Intervention Type
Drug
Intervention Name(s)
Comparator: niacin
Other Intervention Name(s)
Niaspan
Intervention Description
ER niacin 2 g tablet once daily for 7 days
Intervention Type
Drug
Intervention Name(s)
Comparator: laropiprant
Intervention Description
laropiprant 40 mg once daily for 7 days
Intervention Type
Drug
Intervention Name(s)
Comparator: placebo
Intervention Description
matching placebo tablets for each of the interventions once daily for 7 days
Primary Outcome Measure Information:
Title
Urinary 11-dehydrothromboxane B2 (11-dTxB2)
Description
The creatinine-normalized urine levels of 11-dTxB2 on Day 7 following a 7 day course of daily dosing in the overall 24 hour collection interval.
Time Frame
On Day 7 across the 24-hour urinary collection period.
Secondary Outcome Measure Information:
Title
Prostaglandin I Metabolite (PGI-M)
Description
The creatinine-normalized urine levels of PGI-M in the overall 24 hour collection interval following administration on Day 7.
Time Frame
On Day 7 across the 24-hour urinary collection period.
10. Eligibility
Sex
All
Minimum Age & Unit of Time
18 Years
Maximum Age & Unit of Time
65 Years
Accepts Healthy Volunteers
Accepts Healthy Volunteers
Eligibility Criteria
Inclusion Criteria:
Female subjects may not be pregnant and/or will agree to use appropriate method of contraception beginning at least 2 weeks prior to administration of the first dose of study drug in the first treatment period, throughout the study and until at least 2 weeks after administration of the last dose of study drug in the last treatment period.
Subject is judged to be in good health based on medical history, physical examination, vital sign measurements, and laboratory safety tests performed at the prestudy (screening) visit and/or prior to administration of the initial dose of study drug.
Subject has no clinically significant abnormality on electrocardiogram (ECG) performed at the prestudy (screening) visit and/or prior to administration of the initial dose of study drug.
Subject has been a nonsmoker and/or has not used nicotine or nicotine-containing products for at least approximately 6 months; subjects who have discontinued smoking or the use of nicotine/nicotine containing products for at least approximately 3 months may be enrolled in the study at the discretion of the investigator
Exclusion Criteria:
Subject is mentally or legally incapacitated, has significant emotional problems at the time of prestudy (screening) visit or expected during the conduct of the study or has a history of a clinically significant psychiatric disorder over the last 5 to 10 years. - Subjects who have had situational depression may be enrolled in the study at the discretion of the investigator.
Subject has a history of stroke, chronic seizures, or major neurological disorder.
Subject has a history of clinically significant endocrine, gastrointestinal, cardiovascular, hematological, hepatic, immunological, renal, respiratory, or genitourinary abnormalities or diseases.
Subject has a history of neoplastic disease (including leukemia, lymphoma, malignant melanoma), or myeloproliferative disease, regardless of the time since treatment.
Subject has history of a thrombotic or platelet related disorder including prior deep venous thrombosis. Subject is being treated with coumadin, heparin, clopidogrel has used these agents within 2 weeks of screening. Subject is being treated with aspirin or has used this agent within 3 weeks prior to administration of screening.
Subject is unable to refrain from or anticipates the use of any medication, including prescription and non- prescription drugs or herbal remedies beginning approximately 2 weeks prior to administration of the initial dose of study drug, throughout the study until the poststudy visit.
Subject consumes excessive amounts of alcohol, defined as greater than 3 glasses, of alcoholic beverages or distilled spirits per day.
Subject consumes excessive amounts, defined as greater than 6 servings, of coffee, tea, cola, or other caffeinated beverages per day.
Subject has had major surgery, donated or lost 1 unit of blood (approximately 500 mL) or participated in another investigational study within 4 weeks prior to the prestudy (screening) visit.
Subject has a history of significant multiple and/or severe allergies, or has had an anaphylactic reaction or significant intolerability to prescription or non-prescription drugs or food.
Subject is currently a regular user of any illicit drugs or has a history of drug (including alcohol) abuse within approximately 6 months.
Overall Study Officials:
First Name & Middle Initial & Last Name & Degree
Medical Monitor
Organizational Affiliation
Merck Sharp & Dohme LLC
Official's Role
Study Director
12. IPD Sharing Statement
Citations:
PubMed Identifier
19833861
Citation
Lauring B, Dishy V, Luo WL, Laterza O, Patterson J, Cote J, Chao A, Larson P, Gutierrez M, Wagner JA, Lai E. Laropiprant in combination with extended-release niacin does not alter urine 11-dehydrothromboxane B2, a marker of in vivo platelet function, in healthy, hypercholesterolemic, and diabetic subjects. J Clin Pharmacol. 2009 Dec;49(12):1426-35. doi: 10.1177/0091270009339593. Epub 2009 Oct 15.
Results Reference
result
Learn more about this trial
A Study to Evaluate the Effects of Extended Release (ER) Niacin/Laropiprant, Laropiprant, ER Niacin, and Placebo on Urinary Prostanoid Metabolites in Subjects With High Cholesterol (0524A-075)(COMPLETED)
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