Status:
COMPLETED
Role of Endothelin-1 in Optic Nerve Head Blood Flow Regulation During Isometric Exercise in Healthy Humans
Lead Sponsor:
Medical University of Vienna
Conditions:
Healthy
Eligibility:
All Genders
18-35 years
Phase:
NA
Brief Summary
Autoregulation is defined as the ability of a vascular bed to adapt its vascular resistance to changes in perfusion pressure. In the eye, several studies have reported that retinal blood flow is autor...
Eligibility Criteria
Inclusion
- Men and women aged between 18 and 35 years, nonsmokers
- Men and women will be included in equal parts
- Normal findings in the medical history and physical examination unless the investigator considers an abnormality to be clinically irrelevant
- Normal findings in the laboratory testings unless the investigator considers an abnormality to be clinically irrelevant
- Normal ophthalmic findings, ametropia less than 3 diopters
Exclusion
- 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 (except intake of oral contraceptives)
- Symptoms of a clinically relevant illness in the 3 weeks before the first study day
- 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
- Pregnancy
Key Trial Info
Start Date :
October 1 2010
Trial Type :
INTERVENTIONAL
Allocation :
ACTUAL
End Date :
December 1 2011
Estimated Enrollment :
16 Patients enrolled
Trial Details
Trial ID
NCT00915070
Start Date
October 1 2010
End Date
December 1 2011
Last Update
August 10 2012
Active Locations (1)
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1
Department of Clinical Pharmacology, Medical University of Vienna
Vienna, Vienna, Austria, 1090