Effects on Lipoprotein Metabolism From PCSK9 Inhibition Utilizing a Monoclonal Antibody

NCT ID: NCT02189837

Last Updated: 2018-10-03

Study Results

Results available

Outcome measurements, participant flow, baseline characteristics, and adverse events have been published for this study.

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Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

PHASE3

Total Enrollment

89 participants

Study Classification

INTERVENTIONAL

Study Start Date

2014-07-08

Study Completion Date

2015-03-05

Brief Summary

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This is a randomized, double-blind, placebo-controlled trial to evaluate the effect of evolocumab, atorvastatin, and combination therapy on lipoprotein kinetics.

Detailed Description

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Conditions

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Primary Hyperlipidemia and Mixed Dyslipidemia

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

TRIPLE

Participants Caregivers Investigators

Study Groups

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Placebo

Participants received placebo subcutaneous injection once every 2 weeks on days 1, 15, 29 and 43 and placebo tablets once a day for up to 8 weeks.

Group Type PLACEBO_COMPARATOR

Placebo to Evolocumab

Intervention Type DRUG

Administered by subcutaneous injection

Placebo to Atorvastatin

Intervention Type DRUG

Administered by mouth

Atorvastatin

Participants received placebo subcutaneous injection once every 2 weeks on days 1, 15, 29 and 43 and 80 mg atorvastatin orally once a day for up to 8 weeks.

Group Type ACTIVE_COMPARATOR

Atorvastatin

Intervention Type DRUG

Administered by mouth

Placebo to Evolocumab

Intervention Type DRUG

Administered by subcutaneous injection

Evolocumab

Participants received 420 mg evolocumab by subcutaneous injection once every 2 weeks on days 1, 15, 29 and 43 and placebo tablets once a day for up to 8 weeks.

Group Type EXPERIMENTAL

Evolocumab

Intervention Type BIOLOGICAL

Administered by subcutaneous injection

Placebo to Atorvastatin

Intervention Type DRUG

Administered by mouth

Evolocumab and Atorvastatin

Participants received 420 mg evolocumab by subcutaneous injection once every 2 weeks on days 1, 15, 29 and 43 and 80 mg atorvastatin orally once a day for up to 8 weeks.

Group Type EXPERIMENTAL

Evolocumab

Intervention Type BIOLOGICAL

Administered by subcutaneous injection

Atorvastatin

Intervention Type DRUG

Administered by mouth

Interventions

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Evolocumab

Administered by subcutaneous injection

Intervention Type BIOLOGICAL

Atorvastatin

Administered by mouth

Intervention Type DRUG

Placebo to Evolocumab

Administered by subcutaneous injection

Intervention Type DRUG

Placebo to Atorvastatin

Administered by mouth

Intervention Type DRUG

Other Intervention Names

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AMG 145 Repatha LIPITOR®

Eligibility Criteria

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Inclusion Criteria

* Fasting LDL-C at screening ≥ 100 mg/dL and ≤ 190 mg/dL
* Fasting triglycerides ≤ 150 mg/dL
* Body mass index (BMI) between 18.0 and 32.0 kg/m\^2
* Framingham cardiac risk score 10% or less

Exclusion Criteria

* Treatment with a lipid-regulating drug or over the counter supplement in the last 3 months prior to screening
* History of coronary heart disease (CHD) or CHD equivalent
* Uncontrolled hypertension
* Diabetes mellitus
Minimum Eligible Age

18 Years

Maximum Eligible Age

65 Years

Eligible Sex

MALE

Accepts Healthy Volunteers

Yes

Sponsors

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Amgen

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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MD

Role: STUDY_DIRECTOR

Amgen

Locations

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Research Site

Adelaide, South Australia, Australia

Site Status

Research Site

Nedlands, Western Australia, Australia

Site Status

Countries

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Australia

References

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Watts GF, Chan DC, Dent R, Somaratne R, Wasserman SM, Scott R, Burrows S, R Barrett PH. Factorial Effects of Evolocumab and Atorvastatin on Lipoprotein Metabolism. Circulation. 2017 Jan 24;135(4):338-351. doi: 10.1161/CIRCULATIONAHA.116.025080. Epub 2016 Dec 9.

Reference Type BACKGROUND
PMID: 27941065 (View on PubMed)

Watts GF, Chan DC, Somaratne R, Wasserman SM, Scott R, Marcovina SM, Barrett PHR. Controlled study of the effect of proprotein convertase subtilisin-kexin type 9 inhibition with evolocumab on lipoprotein(a) particle kinetics. Eur Heart J. 2018 Jul 14;39(27):2577-2585. doi: 10.1093/eurheartj/ehy122.

Reference Type BACKGROUND
PMID: 29566128 (View on PubMed)

Chan DC, Watts GF, Somaratne R, Wasserman SM, Scott R, Barrett PHR. Comparative Effects of PCSK9 (Proprotein Convertase Subtilisin/Kexin Type 9) Inhibition and Statins on Postprandial Triglyceride-Rich Lipoprotein Metabolism. Arterioscler Thromb Vasc Biol. 2018 Jul;38(7):1644-1655. doi: 10.1161/ATVBAHA.118.310882. Epub 2018 Jun 7.

Reference Type BACKGROUND
PMID: 29880491 (View on PubMed)

Chan DC, Watts GF, Coll B, Wasserman SM, Marcovina SM, Barrett PHR. Lipoprotein(a) Particle Production as a Determinant of Plasma Lipoprotein(a) Concentration Across Varying Apolipoprotein(a) Isoform Sizes and Background Cholesterol-Lowering Therapy. J Am Heart Assoc. 2019 Apr 2;8(7):e011781. doi: 10.1161/JAHA.118.011781.

Reference Type DERIVED
PMID: 30897995 (View on PubMed)

Related Links

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http://www.amgentrials.com

AmgenTrials clinical trials website

Other Identifiers

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FLOREY

Identifier Type: OTHER

Identifier Source: secondary_id

20130194

Identifier Type: -

Identifier Source: org_study_id

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