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Lipid Biomarker Study in Men With Dyslipidemia After Simvastatin Treatment (Study MK-0000-140)(COMPLETED)

7. oktober 2015 opdateret af: Merck Sharp & Dohme LLC

A Randomized, Placebo Controlled Clinical Trial to Evaluate the Effects of Simvastatin Treatment on Measurements of Lipidomic Biomarkers in Men With Dyslipidemia

The purpose of this study was to provide human lipidomics standards with simvastatin treatment that were to be used for comparison with similar preclinical studies.

Studieoversigt

Status

Afsluttet

Undersøgelsestype

Interventionel

Tilmelding (Faktiske)

31

Fase

  • Fase 1

Deltagelseskriterier

Forskere leder efter personer, der passer til en bestemt beskrivelse, kaldet berettigelseskriterier. Nogle eksempler på disse kriterier er en persons generelle helbredstilstand eller tidligere behandlinger.

Berettigelseskriterier

Aldre berettiget til at studere

30 år til 70 år (Voksen, Ældre voksen)

Tager imod sunde frivillige

Ingen

Køn, der er berettiget til at studere

Han

Beskrivelse

Inclusion Criteria:

  • Participant is a Caucasian (including Hispanic) male
  • Participant has a maximum waist size of 40 inches
  • Participant does not currently use any lipid-altering medications
  • Participant is in good health other than the diagnosis of dyslipidemia

Exclusion Criteria:

  • Participant has had stomach ulcers within the last 3 months
  • Participant has had a heart attack in the last 6 months or has angina
  • Participant has chronic heart failure
  • Participant has a history of stroke, seizures, or major neurological disorder
  • Participant has a history of cancer
  • Participant has a gastrointestinal condition that affects bowel movements
  • Participant has type 1 or 2 diabetes

Studieplan

Dette afsnit indeholder detaljer om studieplanen, herunder hvordan undersøgelsen er designet, og hvad undersøgelsen måler.

Hvordan er undersøgelsen tilrettelagt?

Design detaljer

  • Primært formål: Behandling
  • Tildeling: Randomiseret
  • Interventionel model: Crossover opgave
  • Maskning: Dobbelt

Våben og indgreb

Deltagergruppe / Arm
Intervention / Behandling
Eksperimentel: Simvastatin 40 mg first, then placebo
Simvastatin 40 mg tablets once daily for 2 weeks followed by placebo for 2 weeks
40 mg once daily for 2 weeks
Andre navne:
  • Zocor
Placebo, matching the simvastatin (40 mg) tablet as a single oral daily dose for 2 weeks
Placebo komparator: Placebo first, then simvastatin 40 mg once daily
Placebo for 2 weeks followed by simvastatin 40 mg once daily for 2 weeks
40 mg once daily for 2 weeks
Andre navne:
  • Zocor
Placebo, matching the simvastatin (40 mg) tablet as a single oral daily dose for 2 weeks

Hvad måler undersøgelsen?

Primære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Arachidonic Acid Level After 2 Weeks of Treatment
Tidsramme: 2 weeks

Arachidonic acid level (20:4n6) in the cholesterol ester lipid class.

The mean reported was an adjusted mean, which was obtained from running a 2-period crossover model that had fixed treatment and period terms and a random participant term.

2 weeks

Sekundære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Fasting Blood Lipidomic Levels After 2 Weeks of Treatment
Tidsramme: 2 weeks

Change in fasting blood cholesterol ester, lysophosphatidylcholine, phosphatidylcholine, phosphatidylethanolamine, and triacylglycerol levels compared to placebo.

The mean reported was an adjusted mean.

2 weeks
Serum Proprotein Convertase Subtilisin-like/Kexin Type 9 (PCSK9) Level
Tidsramme: 2 weeks

Two days of standardized, pre-packaged meals were provided prior to the 10-hour fast required before blood collection. To assess how consumption of a meal would affect levels of plasma PCSK9, following each of the fasting blood draws, participants were asked to consume a high fat meal (heavy whipping cream + vanilla ice cream in a 1:4 ratio [dose = 162 g/m^2]) within 20 minutes. For the duration of the test, participants were to remain seated or recumbent until blood samples were drawn 4 h after meal completion.

The mean reported was an adjusted mean (defined in first outcome measure).

2 weeks
Blood Linoleic Acid Levels
Tidsramme: 2 weeks
Change in blood linoleic acid levels for Cholesterol Ester compared to placebo.
2 weeks
Change in Fasting Delta 5 Desaturase Enzyme Activity Compared to Placebo
Tidsramme: 2 weeks
Change in fasting delta 5 desaturase enzyme activity compared to placebo. Delta 5 desaturase enzyme activity is defined as the ratios of C20:4n-6 to C20:3n-6 and C20:5n-3 to C20:4n-3.
2 weeks

Samarbejdspartnere og efterforskere

Det er her, du vil finde personer og organisationer, der er involveret i denne undersøgelse.

Publikationer og nyttige links

Den person, der er ansvarlig for at indtaste oplysninger om undersøgelsen, leverer frivilligt disse publikationer. Disse kan handle om alt relateret til undersøgelsen.

Datoer for undersøgelser

Disse datoer sporer fremskridtene for indsendelser af undersøgelsesrekord og resumeresultater til ClinicalTrials.gov. Studieregistreringer og rapporterede resultater gennemgås af National Library of Medicine (NLM) for at sikre, at de opfylder specifikke kvalitetskontrolstandarder, før de offentliggøres på den offentlige hjemmeside.

Studer store datoer

Studiestart

1. juli 2009

Primær færdiggørelse (Faktiske)

1. oktober 2009

Studieafslutning (Faktiske)

1. oktober 2009

Datoer for studieregistrering

Først indsendt

7. juli 2009

Først indsendt, der opfyldte QC-kriterier

7. juli 2009

Først opslået (Skøn)

8. juli 2009

Opdateringer af undersøgelsesjournaler

Sidste opdatering sendt (Skøn)

8. oktober 2015

Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier

7. oktober 2015

Sidst verificeret

1. oktober 2015

Mere information

Disse oplysninger blev hentet direkte fra webstedet clinicaltrials.gov uden ændringer. Hvis du har nogen anmodninger om at ændre, fjerne eller opdatere dine undersøgelsesoplysninger, bedes du kontakte register@clinicaltrials.gov. Så snart en ændring er implementeret på clinicaltrials.gov, vil denne også blive opdateret automatisk på vores hjemmeside .

Kliniske forsøg med Simvastatin

3
Abonner