The purpose of this study is to measure the area under the curve (AUC0-48h; extent of
systemic availability) and the maxi-mum concentrations (Cmax) of total serum levothyroxine
(TT4, bound and free fraction) after a single pharmacological dose of 600 μg administered as
tablets also containing iodine supple-ments vs. the same dose of levothyroxine administered
as a reference solution without iodine.
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Full eligibility criteria for NCT01465646
Ages eligible for Study
18 Years to 50 Years
Genders eligible for Study
Accepts Healthy Volunteers
Age: 18 - 50
Normal values for fT4 und TSH
Good state of health
Thyroid function disorders in terms of subclinical or overt hyper- or hypothyroidism
History of thyroid function disorders
Focal or diffuse autonomies of the thyroid gland
Thyroid nodules >1 ml according to sonographic examination
Any acute or chronic illness
All locations for NCT01465646
Clinical Research Unit, University of Heidelberg
Heidelberg, Germany, 69120
View full eligibility
Tris trial is registered with FDA with number: NCT01465646. The sponsor of the trial is Heidelberg University and it is looking for 24 volunteers for the current phase.
Official trial title:
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