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Nicotinic Acid - Pharmacokinetics, Pharmacodynamics, Receptor Expression

Double-Blind, Randomized, Placebo-Controlled, Single-Center, 2 Treatment, 3-Way Crossover Study to Investigate the Pharmacodynamics, Pharmacokinetics and Safety of a Single Oral Repeated Dose of 500 Mg Nicotinic Acid as Tablets in Healthy Subjects

Status
UNKNOWN
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT00176020
Enrollment
18
Registered
2005-09-15
Start date
Unknown
Completion date
Unknown
Last updated
2006-03-15

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

Conditions

Healthy

Keywords

nicotinic acid, flush symptom, pharmacodynamic, pharmacokinetic

Brief summary

The study will be a double-blind, randomized, placebo-controlled, single-center, 2 treatment, 3--way crossover. Subjects will be randomly allocated to a treatment sequence - AAB, ABA or BAA. The two treatments will be: * Treatment A: 500 mg nicotinic acid (Niacor(R)) * Treatment B: Niacor(R) Placebo Each trial period will last one day, there will be a wash-out period of at least 2 days between each trial period. Five to seven days after study day 1 of trial period 3 there will be a final safety examination.

Interventions

Sponsors

Heidelberg University
Lead SponsorOTHER

Eligibility

Sex/Gender
ALL
Age
18 Years to 45 Years
Healthy volunteers
Yes

Inclusion criteria

* Good state of health physically and mentally

Exclusion criteria

* Treatment with any other investigational product in the last 60 days before the day of randomization into the study * Regular use of medication in the last 60 days before the day of randomization into the study except of oral contraceptives in female participants * Treatment in the 60 days before the day of randomization into the study with any drug known to have a well-defined potential for toxicity to a major organ, or any substance which is known to induce or inhibit hepatic drug metabolism (including general anesthetics) * Any drug intake (including over-the-counter remedies) in the 2 weeks before the day of randomization into the study, unless the investigator considers a drug intake to be clinically irrelevant for the purpose of this study * Any acute or chronic illness or clinically relevant findings in the pre-study examination * Presence, history or sequelae of gastrointestinal (e.g. peptic ulcer), liver or kidney disease, or any other condition known to interfere with the absorption, distribution, metabolism or excretion of drugs * History of hypersensitivity to the investigational product * History or presence of abnormalities of the vascular bed * History or presence of a dermatologic disease or skin lesions, particular in the area chosen for flush measurement * History of allergy or hypersensitivity to other drugs or to food constituents * History of other allergic diseases or hypersensitivity, unless the investigator considers it to be clinically irrelevant for the purpose of this study * Blood donation of \> 400 ml in the 60 days before the day of randomization into the study * Smoking * Positive result in urine screen for drugs of abuse or in alcohol breath test * Known or suspected to be drug-dependent, including consumption of \> 30 g alcohol per day * Pregnancy or lactation * Subject is the investigator or any sub-investigator, research assistant, pharmacist, study coordinator, other staff or relative thereof directly involved in the conduct of the protocol * Mental condition rendering the subject unable to understand the nature, scope, and possible consequences of the study * Subject unlikely to comply with protocol, e.g., uncooperative attitude, inability to return for follow-up visits, and unlikelihood of completing the study

Contacts

Primary ContactBrigitte Tubach, R:N:
brigitte.tubach@med.uni-heidelberg.de

Outcome results

None listed

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