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Effect of antioxidants on oxygen induced vasoconstriction in LPS induced inflammatory model in humans

Effect of antioxidants on oxygen induced vasoconstriction in LPS induced inflammatory model in humans

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
EU CTR
Registry ID
EUCTR2009-010138-22-AT
Enrollment
Unknown
Registered
2009-02-25
Start date
2009-04-02
Completion date
Unknown
Last updated
2013-07-22

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

Conditions

Healthy volunteers are included

Interventions

Trade Name: Vitamac Product Name: Vitamac Pharmaceutical Form: Capsule* INN or Proposed INN: Vitamin C Concentration unit: mg milligram(s) Concentration type: equal Concentration number: 300- INN or P

Sponsors

Universitätsklinik für Klinische Pharmakologie
Lead Sponsor

Eligibility

Sex/Gender
Male

Inclusion criteria

Inclusion criteria: -Men aged between 18 and 35 years, nonsmokers -Body mass index between 15th and 85th percentile (Must et al. 1991) -Normal findings in the medical history and physical examination unless the investigator considers an abnormality to be clinically irrelevant -Normal laboratory values unless the investigator considers an abnormality to be clinically irrelevant -Normal ophthalmic findings, ametropy =65 years) no F.1.3.1 Number of subjects for this age range

Exclusion criteria

Exclusion criteria: -Regular use of medication, abuse of alcoholic beverages, participation in a clinical trial in the 3 weeks preceding the study -Treatment in the previous 3 weeks with any drug, vitamins and minerals supplements as well -Symptoms of a clinically relevant illness in the 3 weeks before the first study day -History of hypersensitivity to the trial drug or to drugs with a similar chemical structure -History or presence of gastrointestinal, liver or kidney disease, or other conditions known to interfere with, distribution, metabolism or excretion of study drugs -Blood donation during the previous 3 weeks

Design outcomes

Primary

MeasureTime frame
Main Objective: -To investigate the effect of oral vitamins and minerals supplementation on impaired retinal vascular reactivity after LPS administration.;Secondary Objective: -To investigate the effect of oral vitamins and minerals supplementation on ocular blood flow during inflammation - To investigate the effect of oral vitamins and minerals supplementation on impaired endothelial function caused by E coli endotoxin. ;Primary end point(s):

Countries

Austria

Outcome results

None listed

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