Trial Outcomes & Findings for Effects of Vytorin Versus Placebo in Subjects With Primary Hypercholesterolemia (Study P04420) (NCT NCT00413972)

NCT ID: NCT00413972

Last Updated: 2022-02-09

Results Overview

Recruitment status

COMPLETED

Study phase

PHASE3

Target enrollment

392 participants

Primary outcome timeframe

Baseline, 8 weeks

Results posted on

2022-02-09

Participant Flow

Participant milestones

Participant milestones
Measure
Vytorin 10/10
Ezetimibe 10 mg with Simvastatin 10 mg
Vytorin 10/20
Ezetimibe 10 mg with Simvastatin 20 mg
Vytorin 10/40
Ezetimibe 10 mg with Simvastatin 40 mg
Placebo
Overall Study
STARTED
98
98
98
98
Overall Study
COMPLETED
91
90
88
95
Overall Study
NOT COMPLETED
7
8
10
3

Reasons for withdrawal

Reasons for withdrawal
Measure
Vytorin 10/10
Ezetimibe 10 mg with Simvastatin 10 mg
Vytorin 10/20
Ezetimibe 10 mg with Simvastatin 20 mg
Vytorin 10/40
Ezetimibe 10 mg with Simvastatin 40 mg
Placebo
Overall Study
Adverse Event
2
1
0
0
Overall Study
Lost to Follow-up
1
2
1
0
Overall Study
Withdrawal by Subject
4
5
7
2
Overall Study
Protocol Violation
0
0
2
0
Overall Study
Other
0
0
0
1

Baseline Characteristics

Effects of Vytorin Versus Placebo in Subjects With Primary Hypercholesterolemia (Study P04420)

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
Vytorin 10/10
n=97 Participants
Ezetimibe 10 mg with Simvastatin 10 mg
Vytorin 10/20
n=97 Participants
Ezetimibe 10 mg with Simvastatin 20 mg
Vytorin 10/40
n=98 Participants
Ezetimibe 10 mg with Simvastatin 40 mg
Placebo
n=97 Participants
Total
n=389 Participants
Total of all reporting groups
Age, Continuous
58.2 years
STANDARD_DEVIATION 10.7 • n=93 Participants
57.4 years
STANDARD_DEVIATION 9.7 • n=4 Participants
56.4 years
STANDARD_DEVIATION 10.3 • n=27 Participants
60.2 years
STANDARD_DEVIATION 9.2 • n=483 Participants
58.2 years
STANDARD_DEVIATION 10.07 • n=36 Participants
Sex: Female, Male
Female
59 Participants
n=93 Participants
61 Participants
n=4 Participants
66 Participants
n=27 Participants
60 Participants
n=483 Participants
246 Participants
n=36 Participants
Sex: Female, Male
Male
38 Participants
n=93 Participants
36 Participants
n=4 Participants
32 Participants
n=27 Participants
37 Participants
n=483 Participants
143 Participants
n=36 Participants
Region of Enrollment
China
97 participants
n=93 Participants
97 participants
n=4 Participants
98 participants
n=27 Participants
97 participants
n=483 Participants
389 participants
n=36 Participants

PRIMARY outcome

Timeframe: Baseline, 8 weeks

Population: The number of participants for analysis included those from the ITT data set. 392 subjects were randomized in the study, but 3 of the randomized subjects were not treated and were excluded from the ITT data set. Therefore, only 389 subjects were included in the ITT data set.

Outcome measures

Outcome measures
Measure
Vytorin 10/10
n=97 Participants
Ezetimibe 10 mg with Simvastatin 10 mg
Vytorin 10/20
n=97 Participants
Ezetimibe 10 mg with Simvastatin 20 mg
Vytorin 10/40
n=98 Participants
Ezetimibe 10 mg with Simvastatin 40 mg
Placebo
n=97 Participants
Percent Change in Low-density Lipoprotein Cholesterol (LDL-C) From Baseline to Endpoint After 8 Weeks of Treatment
-41.69 percent change of LDL-C
Standard Error 2.06
-46.83 percent change of LDL-C
Standard Error 2.08
-49.10 percent change of LDL-C
Standard Error 2.07
-7.53 percent change of LDL-C
Standard Error 2.04

Adverse Events

Vytorin 10/10

Serious events: 0 serious events
Other events: 0 other events
Deaths: 0 deaths

Vytorin 10/20

Serious events: 0 serious events
Other events: 0 other events
Deaths: 0 deaths

Vytorin 10/40

Serious events: 0 serious events
Other events: 0 other events
Deaths: 0 deaths

Placebo

Serious events: 0 serious events
Other events: 0 other events
Deaths: 0 deaths

Serious adverse events

Adverse event data not reported

Other adverse events

Adverse event data not reported

Additional Information

Senior Vice President, Global Clinical Development

Merck Sharp & Dohme Corp.

Results disclosure agreements

  • Principal investigator is a sponsor employee
  • Publication restrictions are in place