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COREG MR Versus TOPROL-XL On The Lipid Profile Of Normolipidemic Or Mildly Dyslipidemic Patients With Hypertension

A Randomized, Double-Blind, Multi-Center Study Comparing the Effects of Carvedilol Phosphate Modified Release Formulation (COREG- MR) With Metoprolol Succinate (TOPROL XL) on the Lipid Profile in Normolipidemic, or Mildly Dyslipidemic Hypertensive Patients

Status
Completed
Phases
Phase 3
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT00273052
Enrollment
514
Registered
2006-01-09
Start date
2006-01-05
Completion date
2007-12-28
Last updated
2018-06-25

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Hypertension

Keywords

hypertension

Brief summary

This study was designed to determine whether treatment with COREG MR is more effective at maintaining a better lipid profile than treatment with TOPROL-XL for hypertension.

Interventions

DRUGCarvedilol Phosphate modified release formulation
DRUGmetoprolol succinate

Sponsors

GlaxoSmithKline
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
QUADRUPLE (Subject, Caregiver, Investigator, Outcomes Assessor)

Eligibility

Sex/Gender
ALL
Age
18 Years to 80 Years
Healthy volunteers
No

Inclusion criteria

* Documented history of hypertension * Triglycerides of 120-400 mg/mL * LDLc levels not requiring lipid lowering medication.

Exclusion criteria

* Has known contraindication to alpha- or beta-blocker therapy. * Has taken any non-ocular beta-blockers within three months before screening. * Has Type I or II diabetes. * Taking lipid lowering medications.

Design outcomes

Primary

MeasureTime frameDescription
Change From Baseline in Triglycerides Levels by Treatment Group at Maintenance Month 6Baseline and Month 6Blood draw for triglyceride levels. Full beta quantification test performed which uses ultracentrifugation to partially separate lipoprotein classes and is the basis for the reference methods. Change = Month 6 value minus Baseline value.
Change From Baseline in High-Density Lipoprotein Cholesterol (HDL-C) Levels by Treatment Group at Maintenance Month 6Baseline and Month 6Blood draw for HDL-C levels. Full beta Quant test performed with HDL subclasses. Change = Month 6 value minus Baseline value.

Secondary

MeasureTime frameDescription
Change From Baseline in Blood Pressure by Treatment Group at Maintenance Month 6Baseline and Month 6Manual physical examination (cuff blood pressure). Change = Month 6 value minus Baseline value.
Change From Baseline in Heart Rate by Treatment Group at Maintenance Month 6Baseline and Month 6Manual physical examination. Change = Month 6 value minus Baseline value. (BPM=beats per minute)
Change From Baseline in Weight by Treatment Group at Maintenance MonthBaseline and Month 6Manual physical examination. Change = Month 6 value minus Baseline value.
Change From Baseline in Additional Lipid Parameters by Treatment Group With Unit of Measures of mg/dL at Maintenance Month 6Baseline and Month 6Blood draw for lipid levels. Full beta Quant test performed with HDL subclasses and IDL. IDL=Intermediate density lipoproteins, LDL=Low-density lipoprotein, VLDL=Very Low density lipoprotein, HDL=High-density lipoprotein. Change = Month 6 value minus Baseline value.
Change From Baseline in Additional Lipid Parameters by Treatment Group With Unit of Measures of g/L at Maintenance Month 6Baseline and Month 6Blood draw for lipid levels. Full beta Quant test performed. Change = Month 6 value minus Baseline value.
Change From Baseline in Log Transformed High Sensitivity C-reactive Protein (Hs-CRP) by Treatment Group at Maintenance Month 6Baseline and Month 6Blood draw for hs-CRP. Change = Month 6 value minus Baseline value.
Change From Baseline in Hemoglobin A1c (HbA1c) (Glycemic Parameter) by Treatment Group at Maintenance Month 6Baseline and Month 6Blood draw for glycemia levels. Full beta Quant test performed. Test for Fasting plasma glucose, HbA1c, fasting insulin. Homeostasis model Assessment (HOMA) is a computer-generated model consisting of non-linear empirical equations solved numerically to predict glucose, Insulin and C-peptide concentrations in fasting subjects for insulin sensitivity (%S). Change = Month 6 value minus Baseline value.
Change From Baseline in c-Peptide (Glycemic Parameter) by Treatment Group at Maintenance Month 6Baseline and Month 6Blood draw for glycemia levels. Full beta Quant test performed. Test for Fasting plasma glucose, HbA1c, fasting insulin. Homeostasis model Assessment (HOMA) is a computer-generated model consisting of non-linear empirical equations solved numerically to predict glucose, Insulin and C-peptide concentrations in fasting subjects for insulin sensitivity (%S). Change = Month 6 value minus Baseline value.
Change From Baseline in Homeostasis Model Assessment (Glycemic Parameter) by Treatment Group at Maintenance Month 6Baseline and Month 6Blood draw for glycemia levels. Full beta Quant test performed. Test for Fasting plasma glucose, HbA1c, fasting insulin. Homeostasis model Assessment (HOMA) is a computer-generated model consisting of non-linear empirical equations solved numerically to predict glucose, Insulin and C-peptide concentrations in fasting subjects for insulin sensitivity (%S). Change = Month 6 value minus Baseline value.
Change From Baseline in Fasting Plasma Glucose (FPG) (Glycemic Parameter) by Treatment Group at Maintenance Month 6Baseline and Month 6Blood draw for glycemia levels. Full beta Quant test performed. Test for Fasting plasma glucose, HbA1c, fasting insulin. Homeostasis model Assessment (HOMA) is a computer-generated model consisting of non-linear empirical equations solved numerically to predict glucose, Insulin and C-peptide concentrations in fasting subjects for insulin sensitivity (%S). Change = Month 6 value minus Baseline value.
Change From Baseline in Fasting Insulin (Glycemic Parameter) by Treatment Group at Maintenance Month 6Baseline and Month 6Blood draw for glycemia levels. Full beta Quant test performed. Test for Fasting plasma glucose, HbA1c, fasting insulin. Homeostasis model Assessment (HOMA) is a computer-generated model consisting of non-linear empirical equations solved numerically to predict glucose, Insulin and C-peptide concentrations in fasting subjects for insulin sensitivity (%S). Change = Month 6 value minus Baseline value.
Change From Baseline in Log Transformed Lipoprotein-associated Phospholipase A2 (LpPLA2) by Treatment Group at Maintenance Month 6Baseline and Month 6Blood draw for LpPLA2 activity. Change = Month 6 value minus Baseline value.

Countries

Canada, Puerto Rico, United States

Participant flow

Participants by arm

ArmCount
Coreg CR
Carvedilol Phosphate Extended Release 20 mg, 40 mg, and 80 mg Capsules QD (once daily)
290
Toprol XL
Metoprolol Succinate Extended Release 50 mg, 100 mg, and 200 mg Tablets QD (once daily)
278
Total568

Withdrawals & dropouts

PeriodReasonFG000FG001
Overall StudyAdverse Event2119
Overall StudyLack of Efficacy64
Overall StudyLost to Follow-up725
Overall StudyNon-Compliance31
Overall StudyOther20
Overall StudyProtocol Violation1418
Overall StudyWithdrawal by Subject1619
Overall StudyWorsening serum lipid levels02

Baseline characteristics

CharacteristicCoreg CRToprol XLTotal
Age, Customized
< 65 years
260 participants244 participants504 participants
Age, Customized
>=65 years
30 participants34 participants64 participants
Race/Ethnicity, Customized
Black
24 participants28 participants52 participants
Race/Ethnicity, Customized
Other
27 participants24 participants51 participants
Race/Ethnicity, Customized
White/Caucasian
239 participants226 participants465 participants
Sex: Female, Male
Female
137 Participants133 Participants270 Participants
Sex: Female, Male
Male
153 Participants145 Participants298 Participants

Adverse events

Event typeEG000
affected / at risk
EG001
affected / at risk
deaths
Total, all-cause mortality
— / —— / —
other
Total, other adverse events
186 / —160 / —
serious
Total, serious adverse events
8 / —5 / —

Outcome results

Primary

Change From Baseline in High-Density Lipoprotein Cholesterol (HDL-C) Levels by Treatment Group at Maintenance Month 6

Blood draw for HDL-C levels. Full beta Quant test performed with HDL subclasses. Change = Month 6 value minus Baseline value.

Time frame: Baseline and Month 6

Population: The Intent to Treat (ITT-E) Population was used for analysis of the efficacy results and consisted of all subjects who randomized, received at least one dose of study medication, and had both a baseline and at least one on-therapy value for an efficacy parameter during the maintenance phase(number of participants will vary between measures).

ArmMeasureValue (NUMBER)
Coreg CRChange From Baseline in High-Density Lipoprotein Cholesterol (HDL-C) Levels by Treatment Group at Maintenance Month 6-4.4 mg/dL
Toprol XLChange From Baseline in High-Density Lipoprotein Cholesterol (HDL-C) Levels by Treatment Group at Maintenance Month 6-5.1 mg/dL
p-value: 0.606895% CI: [-2.4, 3.9]ANCOVA
Primary

Change From Baseline in Triglycerides Levels by Treatment Group at Maintenance Month 6

Blood draw for triglyceride levels. Full beta quantification test performed which uses ultracentrifugation to partially separate lipoprotein classes and is the basis for the reference methods. Change = Month 6 value minus Baseline value.

Time frame: Baseline and Month 6

Population: The Intent to Treat (ITT-E) Population was used for analysis of the efficacy results and consisted of all subjects who randomized, received at least one dose of study medication, and had both a baseline and at least one on-therapy value for an efficacy parameter during the maintenance phase(number of participants will vary between measures).

ArmMeasureValue (NUMBER)
Coreg CRChange From Baseline in Triglycerides Levels by Treatment Group at Maintenance Month 62.65 mg/dL
Toprol XLChange From Baseline in Triglycerides Levels by Treatment Group at Maintenance Month 610.39 mg/dL
p-value: 0.014195% CI: [-15.35, -0.67]ANCOVA
Secondary

Change From Baseline in Additional Lipid Parameters by Treatment Group With Unit of Measures of g/L at Maintenance Month 6

Blood draw for lipid levels. Full beta Quant test performed. Change = Month 6 value minus Baseline value.

Time frame: Baseline and Month 6

Population: The Intent to Treat (ITT-E) Population was used for analysis of the efficacy results and consisted of all subjects who randomized, received at least one dose of study medication, and had both a baseline and at least one on-therapy value for an efficacy parameter during the maintenance phase(number of participants will vary between measures).

ArmMeasureGroupValue (NUMBER)
Coreg CRChange From Baseline in Additional Lipid Parameters by Treatment Group With Unit of Measures of g/L at Maintenance Month 6Apolipoprotein A-1 (Apo-A1)-1.82 g/L
Coreg CRChange From Baseline in Additional Lipid Parameters by Treatment Group With Unit of Measures of g/L at Maintenance Month 6Apolipoprotein B (Apo-B)-1.16 g/L
Toprol XLChange From Baseline in Additional Lipid Parameters by Treatment Group With Unit of Measures of g/L at Maintenance Month 6Apolipoprotein A-1 (Apo-A1)-3.45 g/L
Toprol XLChange From Baseline in Additional Lipid Parameters by Treatment Group With Unit of Measures of g/L at Maintenance Month 6Apolipoprotein B (Apo-B)0.81 g/L
Secondary

Change From Baseline in Additional Lipid Parameters by Treatment Group With Unit of Measures of mg/dL at Maintenance Month 6

Blood draw for lipid levels. Full beta Quant test performed with HDL subclasses and IDL. IDL=Intermediate density lipoproteins, LDL=Low-density lipoprotein, VLDL=Very Low density lipoprotein, HDL=High-density lipoprotein. Change = Month 6 value minus Baseline value.

Time frame: Baseline and Month 6

Population: The Intent to Treat (ITT-E) Population was used for analysis of the efficacy results and consisted of all subjects who randomized, received at least one dose of study medication, and had both a baseline and at least one on-therapy value for an efficacy parameter during the maintenance phase(number of participants will vary between measures).

ArmMeasureGroupValue (NUMBER)
Coreg CRChange From Baseline in Additional Lipid Parameters by Treatment Group With Unit of Measures of mg/dL at Maintenance Month 6Low+Very Low Density Lipoprotein0.9 mg/dL
Coreg CRChange From Baseline in Additional Lipid Parameters by Treatment Group With Unit of Measures of mg/dL at Maintenance Month 6High-Density Lipoprotein 3 (HDL3)-4.0 mg/dL
Coreg CRChange From Baseline in Additional Lipid Parameters by Treatment Group With Unit of Measures of mg/dL at Maintenance Month 6Low-Density Lipoprotein (LDL)-1.1 mg/dL
Coreg CRChange From Baseline in Additional Lipid Parameters by Treatment Group With Unit of Measures of mg/dL at Maintenance Month 6Low-Density Lipoprotein-Relative Flotation0.166 mg/dL
Coreg CRChange From Baseline in Additional Lipid Parameters by Treatment Group With Unit of Measures of mg/dL at Maintenance Month 6High-Density Lipoprotein 2 (HDL2)-1.45 mg/dL
Coreg CRChange From Baseline in Additional Lipid Parameters by Treatment Group With Unit of Measures of mg/dL at Maintenance Month 6Intermediate Density Lipoproteins+VLDL2.0 mg/dL
Coreg CRChange From Baseline in Additional Lipid Parameters by Treatment Group With Unit of Measures of mg/dL at Maintenance Month 6Total Serum Cholesterol0.1 mg/dL
Toprol XLChange From Baseline in Additional Lipid Parameters by Treatment Group With Unit of Measures of mg/dL at Maintenance Month 6Intermediate Density Lipoproteins+VLDL5.6 mg/dL
Toprol XLChange From Baseline in Additional Lipid Parameters by Treatment Group With Unit of Measures of mg/dL at Maintenance Month 6Total Serum Cholesterol-0.7 mg/dL
Toprol XLChange From Baseline in Additional Lipid Parameters by Treatment Group With Unit of Measures of mg/dL at Maintenance Month 6Low-Density Lipoprotein (LDL)-1.7 mg/dL
Toprol XLChange From Baseline in Additional Lipid Parameters by Treatment Group With Unit of Measures of mg/dL at Maintenance Month 6Low+Very Low Density Lipoprotein0.4 mg/dL
Toprol XLChange From Baseline in Additional Lipid Parameters by Treatment Group With Unit of Measures of mg/dL at Maintenance Month 6High-Density Lipoprotein 2 (HDL2)-6.5 mg/dL
Toprol XLChange From Baseline in Additional Lipid Parameters by Treatment Group With Unit of Measures of mg/dL at Maintenance Month 6High-Density Lipoprotein 3 (HDL3)-3.5 mg/dL
Toprol XLChange From Baseline in Additional Lipid Parameters by Treatment Group With Unit of Measures of mg/dL at Maintenance Month 6Low-Density Lipoprotein-Relative Flotation-1.360 mg/dL
Secondary

Change From Baseline in Blood Pressure by Treatment Group at Maintenance Month 6

Manual physical examination (cuff blood pressure). Change = Month 6 value minus Baseline value.

Time frame: Baseline and Month 6

Population: The Intent to Treat (ITT-E) Population was used for analysis of the efficacy results and consisted of all subjects who randomized, received at least one dose of study medication, and had both a baseline and at least one on-therapy value for an efficacy parameter during the maintenance phase(number of participants will vary between measures).

ArmMeasureGroupValue (NUMBER)
Coreg CRChange From Baseline in Blood Pressure by Treatment Group at Maintenance Month 6Systolic Blood Pressure-15.90 mm Hg
Coreg CRChange From Baseline in Blood Pressure by Treatment Group at Maintenance Month 6Diastolic Blood Pressure-10.89 mm Hg
Toprol XLChange From Baseline in Blood Pressure by Treatment Group at Maintenance Month 6Systolic Blood Pressure-16.23 mm Hg
Toprol XLChange From Baseline in Blood Pressure by Treatment Group at Maintenance Month 6Diastolic Blood Pressure-11.06 mm Hg
Secondary

Change From Baseline in c-Peptide (Glycemic Parameter) by Treatment Group at Maintenance Month 6

Blood draw for glycemia levels. Full beta Quant test performed. Test for Fasting plasma glucose, HbA1c, fasting insulin. Homeostasis model Assessment (HOMA) is a computer-generated model consisting of non-linear empirical equations solved numerically to predict glucose, Insulin and C-peptide concentrations in fasting subjects for insulin sensitivity (%S). Change = Month 6 value minus Baseline value.

Time frame: Baseline and Month 6

Population: The Intent to Treat (ITT-E) Population was used for analysis of the efficacy results and consisted of all subjects who randomized, received at least one dose of study medication, and had both a baseline and at least one on-therapy value for an efficacy parameter during the maintenance phase(number of participants will vary between measures).

ArmMeasureValue (NUMBER)
Coreg CRChange From Baseline in c-Peptide (Glycemic Parameter) by Treatment Group at Maintenance Month 6-0.23 ng/mL
Toprol XLChange From Baseline in c-Peptide (Glycemic Parameter) by Treatment Group at Maintenance Month 60.20 ng/mL
Secondary

Change From Baseline in Fasting Insulin (Glycemic Parameter) by Treatment Group at Maintenance Month 6

Blood draw for glycemia levels. Full beta Quant test performed. Test for Fasting plasma glucose, HbA1c, fasting insulin. Homeostasis model Assessment (HOMA) is a computer-generated model consisting of non-linear empirical equations solved numerically to predict glucose, Insulin and C-peptide concentrations in fasting subjects for insulin sensitivity (%S). Change = Month 6 value minus Baseline value.

Time frame: Baseline and Month 6

Population: The Intent to Treat (ITT-E) Population was used for analysis of the efficacy results and consisted of all subjects who randomized, received at least one dose of study medication, and had both a baseline and at least one on-therapy value for an efficacy parameter during the maintenance phase(number of participants will vary between measures).

ArmMeasureValue (NUMBER)
Coreg CRChange From Baseline in Fasting Insulin (Glycemic Parameter) by Treatment Group at Maintenance Month 6-1.21 uIU/mL
Toprol XLChange From Baseline in Fasting Insulin (Glycemic Parameter) by Treatment Group at Maintenance Month 61.35 uIU/mL
Secondary

Change From Baseline in Fasting Plasma Glucose (FPG) (Glycemic Parameter) by Treatment Group at Maintenance Month 6

Blood draw for glycemia levels. Full beta Quant test performed. Test for Fasting plasma glucose, HbA1c, fasting insulin. Homeostasis model Assessment (HOMA) is a computer-generated model consisting of non-linear empirical equations solved numerically to predict glucose, Insulin and C-peptide concentrations in fasting subjects for insulin sensitivity (%S). Change = Month 6 value minus Baseline value.

Time frame: Baseline and Month 6

Population: The Intent to Treat (ITT-E) Population was used for analysis of the efficacy results and consisted of all subjects who randomized, received at least one dose of study medication, and had both a baseline and at least one on-therapy value for an efficacy parameter during the maintenance phase(number of participants will vary between measures).

ArmMeasureValue (NUMBER)
Coreg CRChange From Baseline in Fasting Plasma Glucose (FPG) (Glycemic Parameter) by Treatment Group at Maintenance Month 60.94 mg/dL
Toprol XLChange From Baseline in Fasting Plasma Glucose (FPG) (Glycemic Parameter) by Treatment Group at Maintenance Month 61.20 mg/dL
Secondary

Change From Baseline in Heart Rate by Treatment Group at Maintenance Month 6

Manual physical examination. Change = Month 6 value minus Baseline value. (BPM=beats per minute)

Time frame: Baseline and Month 6

Population: The Intent to Treat (ITT-E) Population was used for analysis of the efficacy results and consisted of all subjects who randomized, received at least one dose of study medication, and had both a baseline and at least one on-therapy value for an efficacy parameter during the maintenance phase(number of participants will vary between measures).

ArmMeasureValue (NUMBER)
Coreg CRChange From Baseline in Heart Rate by Treatment Group at Maintenance Month 6-5.98 bpm
Toprol XLChange From Baseline in Heart Rate by Treatment Group at Maintenance Month 6-6.07 bpm
Secondary

Change From Baseline in Hemoglobin A1c (HbA1c) (Glycemic Parameter) by Treatment Group at Maintenance Month 6

Blood draw for glycemia levels. Full beta Quant test performed. Test for Fasting plasma glucose, HbA1c, fasting insulin. Homeostasis model Assessment (HOMA) is a computer-generated model consisting of non-linear empirical equations solved numerically to predict glucose, Insulin and C-peptide concentrations in fasting subjects for insulin sensitivity (%S). Change = Month 6 value minus Baseline value.

Time frame: Baseline and Month 6

Population: The Intent to Treat (ITT-E) Population was used for analysis of the efficacy results and consisted of all subjects who randomized, received at least one dose of study medication, and had both a baseline and at least one on-therapy value for an efficacy parameter during the maintenance phase(number of participants will vary between measures).

ArmMeasureValue (NUMBER)
Coreg CRChange From Baseline in Hemoglobin A1c (HbA1c) (Glycemic Parameter) by Treatment Group at Maintenance Month 60.01 Percent Change
Toprol XLChange From Baseline in Hemoglobin A1c (HbA1c) (Glycemic Parameter) by Treatment Group at Maintenance Month 60.04 Percent Change
Secondary

Change From Baseline in Homeostasis Model Assessment (Glycemic Parameter) by Treatment Group at Maintenance Month 6

Blood draw for glycemia levels. Full beta Quant test performed. Test for Fasting plasma glucose, HbA1c, fasting insulin. Homeostasis model Assessment (HOMA) is a computer-generated model consisting of non-linear empirical equations solved numerically to predict glucose, Insulin and C-peptide concentrations in fasting subjects for insulin sensitivity (%S). Change = Month 6 value minus Baseline value.

Time frame: Baseline and Month 6

Population: The Intent to Treat (ITT-E) Population was used for analysis of the efficacy results and consisted of all subjects who randomized, received at least one dose of study medication, and had both a baseline and at least one on-therapy value for an efficacy parameter during the maintenance phase(number of participants will vary between measures).

ArmMeasureValue (NUMBER)
Coreg CRChange From Baseline in Homeostasis Model Assessment (Glycemic Parameter) by Treatment Group at Maintenance Month 62.05 Percent Change
Toprol XLChange From Baseline in Homeostasis Model Assessment (Glycemic Parameter) by Treatment Group at Maintenance Month 6-4.14 Percent Change
Secondary

Change From Baseline in Log Transformed High Sensitivity C-reactive Protein (Hs-CRP) by Treatment Group at Maintenance Month 6

Blood draw for hs-CRP. Change = Month 6 value minus Baseline value.

Time frame: Baseline and Month 6

Population: The Intent to Treat (ITT-E) Population was used for analysis of the efficacy results and consisted of all subjects who randomized, received at least one dose of study medication, and had both a baseline and at least one on-therapy value for an efficacy parameter during the maintenance phase(number of participants will vary between measures).

ArmMeasureValue (NUMBER)
Coreg CRChange From Baseline in Log Transformed High Sensitivity C-reactive Protein (Hs-CRP) by Treatment Group at Maintenance Month 6-1.76 mg/dL
Toprol XLChange From Baseline in Log Transformed High Sensitivity C-reactive Protein (Hs-CRP) by Treatment Group at Maintenance Month 60.49 mg/dL
Secondary

Change From Baseline in Log Transformed Lipoprotein-associated Phospholipase A2 (LpPLA2) by Treatment Group at Maintenance Month 6

Blood draw for LpPLA2 activity. Change = Month 6 value minus Baseline value.

Time frame: Baseline and Month 6

Population: The Intent to Treat (ITT-E) Population was used for analysis of the efficacy results and consisted of all subjects who randomized, received at least one dose of study medication, and had both a baseline and at least one on-therapy value for an efficacy parameter during the maintenance phase(number of participants will vary between measures).

ArmMeasureValue (NUMBER)
Coreg CRChange From Baseline in Log Transformed Lipoprotein-associated Phospholipase A2 (LpPLA2) by Treatment Group at Maintenance Month 6-2.38 mcmol/min/L
Toprol XLChange From Baseline in Log Transformed Lipoprotein-associated Phospholipase A2 (LpPLA2) by Treatment Group at Maintenance Month 6-2.23 mcmol/min/L
Secondary

Change From Baseline in Weight by Treatment Group at Maintenance Month

Manual physical examination. Change = Month 6 value minus Baseline value.

Time frame: Baseline and Month 6

Population: The Intent to Treat (ITT-E) Population was used for analysis of the efficacy results and consisted of all subjects who randomized, received at least one dose of study medication, and had both a baseline and at least one on-therapy value for an efficacy parameter during the maintenance phase(number of participants will vary between measures).

ArmMeasureValue (NUMBER)
Coreg CRChange From Baseline in Weight by Treatment Group at Maintenance Month1.01 kg
Toprol XLChange From Baseline in Weight by Treatment Group at Maintenance Month0.73 kg

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026