Transdermal Testosterone Gel/Effect on Erection Quality as Measured by DIR

Phase I Study of Transdermal Testosterone Gel and Its Effect on Erection Quality as Measured by a Digital Inflection Rigidometer (DIR)

Status

Completed

Phases

Unknown

Study type

Observational

Source

ClinicalTrials.gov

Registry ID

NCT00425568

Enrollment

Registered

2007-01-23

Start date

2005-12-31

Completion date

Unknown

Last updated

2018-08-08

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

Conditions

Hypogonadism

Keywords

hypogonadism, low testosterone level, gonadal deficiency

Brief summary

Low testosterone may be responsible for soft erections in men. The purpose of our study is to see whether the daily application of a testosterone gel to raise testosterone levels will also increase the hardness of a man's erection.

Interventions

DRUGAndroGel (Transdermal Testosterone Gel)

Study design

Time perspective

PROSPECTIVE

Eligibility

Sex/Gender

MALE

Age

21 Years to 59 Years

Healthy volunteers

Yes

Inclusion criteria

* Testosterone \<350 ng/dL, * 21-59 years of age, * BMI \<30

Exclusion criteria

* Those with carcinoma of the breast or known or suspected carcinoma of the prostate or with known hypersensitivity to any of the ingredients in AndroGel. * Men will be excluded if they have unstable angina, hypertension, diabetes, heart failure, or coronary artery disease. * Men will agree to discontinue use of current testosterone replacement, as well as Viagra or any other PDE5 inhibitors for 30 days.

Countries

United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026