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Endocrine study on the effects of testosterone gel application in male athletes

Endocrine study on the effects of testosterone gel application in male athletes

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
EU CTR
Registry ID
EUCTR2005-001453-22-DE
Enrollment
16
Registered
2005-11-02
Start date
2006-03-30
Completion date
Unknown
Last updated
2012-03-19

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

Conditions

There will not be any special medical condition under investigation.Only healthy volunteers will be included in this clinical trial.

Interventions

Trade Name: Testogel 50 mg Gel im Beutel Product Name: Testogel 50 mg Gel im Beutel Pharmaceutical Form: Gel

Sponsors

German Sport University Cologne, Institute of CArdiology and Sports Medicine
Lead Sponsor

Eligibility

Sex/Gender
Male

Inclusion criteria

Inclusion criteria: voluntary, healthy, eugonadale men between 18-40 years old (medical history, physical examinations, hematologic tests, and blood and urine evaluations without pathologic findings) Are the trial subjects under 18? no Number of subjects for this age range: F.1.2 Adults (18-64 years) yes F.1.2.1 Number of subjects for this age range F.1.3 Elderly (>=65 years) no F.1.3.1 Number of subjects for this age range

Exclusion criteria

Exclusion criteria: hypogonadism, carcinoma of the breast or known or suspected carcinoma of the prostate, abuse of androgens, hypertension, cardiac, hepatic or renal insufficiency, ischaemic heart disease, epilepsy, migraine, obesity, chronic respiratory disease, drug or alcohol abuse, taking of any other drugs, known hypersensitivity to testosterone substance or to any of the excipients

Design outcomes

Primary

MeasureTime frame
Main Objective: Determination of effects of trandermal testosterone application to eugonadal men reagrding urinary steroid profiles and the integrity of the hypothalamo-pituitary-gonadale axis (especially secretion of LH, FSH, and testosterone).;Secondary Objective: Development of an endocrine test for the indirect detection of testosterone gel misuse in sport.;Primary end point(s): End after the 9-week treatment/monitoring period.

Countries

Germany

Outcome results

None listed

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