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Impact of 12 weeks oral niacin on endothelial function, lipid composition and cardiovascular biomarkers in patients with coronary artery disease: a prospective, randomized, double-blind, placebo-controlled, monocentric clinical trial of phase IV

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ISRCTN
Registry ID
ISRCTN48365122
Enrollment
100
Registered
2006-01-20
Start date
2006-01-19
Completion date
Unknown
Last updated
2015-01-13

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

Conditions

Coronary artery disease (CAD) and known dyslipidemia Circulatory System Coronary artery disease (CAD) and known dyslipidemia

Interventions

Twelve weeks oral Niacin therapy

Sponsors

Johannes Gutenberg-University Mainz (Germany)
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Men or women > 35 and 70 mg/dl) and a high density lipoprotein cholesterol (HDL <65mg/dl) 3. A flow-mediated vasodilatation (FMD) of less than 8% 4. Ability of subject to understand character and individual consequences of clinical trial 5. Written informed consent must be available before enrolment in the trial 6. For women with childbearing potential, adequate contraception

Exclusion criteria

Exclusion criteria: 1. Clinical signs of congestive heart failure or left ventricular ejection fraction 180/110mmHg) or hypotension (systolic blood pressure 2.5 mg/dl) 7. Known hepatic disease or elevation of serum transaminases or gamma glutamyl transferase (gGT) > 2x ULN (upper limit of normal range) 8. Uric acid >10.0 mg/dl 9. Alcohol abuse 10. White blood cell (WBC) count >12,000 or platelet count >500,000 /ul or <75,000 /ul 11. Existence of acute gastric ulcers 12. Existence of acute arterial bleeding 13. Other significant laboratory abnormalities

Design outcomes

Primary

MeasureTime frame
Effect of 12 weeks oral niacin therapy in addition to standard long-term CAD medication on flow dependent vasodilation (FMD) in patients suffering from CAD

Secondary

MeasureTime frame
Effects of niacin therapy on plasma lipid composition, HDL-C levels, LDL, triglycerides, total cholesterol, cholesterol ratio, high sensitivity C-reactive protein (hs-CRP), cardiovascular biomarkers, endothelium-independent nitrogylcerin-induced vasodilation (NMD) and FMD levels.

Countries

Germany

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Feb 4, 2026