The misuse of cortisone or hydrocortisone for doping purpose in sport has been widely reported in the literature, but to date, no formal testing procedure is available and applicable in an anti-doping laboratory to detect hydrocortisone doping abuse , i.e., administration by systemic way. The investigators therefore propose to identify biomarkers that clearly distinguish between an authorized local administration of hydrocortisone and a prohibited systemic administration, by studying the impact of 5-day administration of hydrocortisone per 2 different routes.
Clinical research with two groups of ten volunteers one group with 5 days with local administration (cream, applied to healthy skin) one group with 5 days with systemic route of administration (per os)
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
OTHER
Masking
NONE
Enrollment
21
Hydrocortisone administration with collection of blood, urine and saliva samples before (1 week), during (5 days) and after (1 week) the 2 treatments
Regional Hospital Center of ORLEANS
Orléans, France
Urinary concentration of cortisol and its metabolites with Gas Chromatography Mass Spectrometry
Gas Chromatography Mass Spectrometry to study biomarkers urine level at 8 am, 10 am, 8 pm
Time frame: 7 days
Urinary concentration of cortisol and its metabolites with Gas Chromatography Mass Spectrometry
Gas Chromatography Mass Spectrometry to study biomarkers urine level at 8 am,
Time frame: Day 12
Urinary concentration of cortisol and its metabolites with Isotope ratio mass spectrometry t
Isotope ratio mass spectrometry to study biomarkers urine level at 8 am, 10 am, 8 pm
Time frame: 7 days
Urinary concentration of cortisol and its metabolites with Isotope ratio mass spectrometry t
Isotope ratio mass spectrometry to study biomarkers urine level at 8 am
Time frame: Day 12
blood concentration of cortisol
Elisa test (enzyme-linked immunosorbent assay) to study cortisol concentration at 8 am; 10 am, 8 pm
Time frame: 7 days
blood concentration of cortisol
Elisa test (enzyme-linked immunosorbent assay) to study cortisol concentration at 8 am;
Time frame: Day 12
blood concentration of DeHydroEpiAndrostérone
Elisa test (enzyme-linked immunosorbent assay) to study cortisol concentration at 8 am; 10 am, 8 pm
Time frame: 7 days
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blood concentration of DeHydroEpiAndrostérone
Elisa test (enzyme-linked immunosorbent assay) to study cortisol concentration at 8 am;
Time frame: day 12
blood concentration of Adreno CorticoTrophic Hormone
Elisa test (enzyme-linked immunosorbent assay) to study cortisol concentration at 8 am; 10 am, 8 pm
Time frame: 7 days
blood concentration of Adreno CorticoTrophic Hormone
Elisa test (enzyme-linked immunosorbent assay) to study cortisol concentration at 8 am;
Time frame: Day 12
saliva concentration of cortisol
Elisa test (enzyme-linked immunosorbent assay, ) to study cortisol concentration at 8 am; 10 am, 8 pm
Time frame: 7 days
saliva concentration of DeHydroEpiAndrostérone
Elisa test (enzyme-linked immunosorbent assay, ) to study cortisol concentration at 8 am; 10 am, 8 pm
Time frame: 7 days
saliva concentration of Adreno CorticoTrophic Hormone
Elisa test (enzyme-linked immunosorbent assay, ) to study cortisol concentration at 8 am; 10 am, 8 pm
Time frame: 7 days
saliva concentration of cortisol
Elisa test (enzyme-linked immunosorbent assay) to study cortisol concentration at 8 am
Time frame: Day 12
saliva concentration of Adreno CorticoTrophic Hormone
Elisa test (enzyme-linked immunosorbent assay) to study cortisol concentration at 8 am
Time frame: Day 12
saliva concentration of DeHydroEpiAndrostérone
Elisa test (enzyme-linked immunosorbent assay) to study cortisol concentration at 8 am
Time frame: Day 12