Serdar Yalçın
Üroloji
Can Testosterone Therapy Improve Erectile Dysfunction?
What Is Testosterone?
Testosterone is considered the primary male sex hormone.
It plays an important role in:
Maintaining sexual desire (libido),
Preserving muscle mass,
Supporting bone health,
Maintaining energy levels,
Contributing to overall well-being and quality of life.
Low testosterone levels may negatively affect sexual function in some men.
Can Low Testosterone Cause Erectile Dysfunction?
Yes.
However, one important point must be emphasized:
Not every case of erectile dysfunction is caused by low testosterone.
The presence of erectile dysfunction does not automatically mean that a man has testosterone deficiency.
The EAU 2026 Guidelines recommend hormonal evaluation in selected men presenting with erectile dysfunction, particularly when symptoms suggest hypogonadism.
What Are the Symptoms of Low Testosterone?
Some men with testosterone deficiency may experience:
Reduced sexual desire,
Fewer morning erections,
Low energy levels,
Fatigue,
Reduced muscle strength,
Changes in mood and motivation.
These symptoms alone do not establish a diagnosis but may indicate the need for further evaluation.
How Are Testosterone Levels Measured?
Diagnosis is typically based on blood tests performed in the morning.
Additional hormonal evaluations may include:
Total testosterone,
Free testosterone,
Luteinizing hormone (LH),
Follicle-stimulating hormone (FSH),
Prolactin.
The decision to initiate testosterone therapy should be based on both laboratory findings and clinical symptoms.
Does Testosterone Therapy Improve Erections in Every Man?
No.
Testosterone therapy is most beneficial for men with documented testosterone deficiency.
In men with normal testosterone levels, testosterone treatment generally does not produce meaningful improvements in erectile function.
For this reason, unnecessary hormone treatment is not recommended.
Which Patients Are Most Likely to Benefit?
Testosterone therapy may be particularly beneficial in men with:
Confirmed testosterone deficiency,
Significant reduction in sexual desire,
Clinical hypogonadism.
Some men experience improvements in both libido and erectile function after appropriate treatment.
Can Testosterone Therapy Replace Erectile Dysfunction Medications?
Not always.
Many cases of erectile dysfunction are primarily related to:
Vascular disease,
Diabetes mellitus,
Hypertension,
Smoking,
Psychological factors.
In these situations, testosterone therapy alone may not be sufficient.
Some patients may benefit from a combination of testosterone therapy and PDE5 inhibitors.
How Is Testosterone Therapy Administered?
Several treatment options are available, including:
Intramuscular injections,
Transdermal gels,
Other testosterone replacement formulations.
The most appropriate method depends on individual patient characteristics and treatment goals.
Is Monitoring Necessary During Treatment?
Yes.
Regular follow-up is an essential part of testosterone therapy.
Monitoring may include:
Testosterone levels,
Hemoglobin and hematocrit,
PSA levels,
Prostate health assessments,
Clinical response to treatment.
Follow-up schedules should be individualized.
Are There Risks Associated With Testosterone Therapy?
Yes.
Like any medical treatment, testosterone therapy carries potential risks and side effects.
For this reason, treatment should be provided:
To appropriately selected patients,
Under specialist supervision,
With regular monitoring.
Careful follow-up helps maximize benefits while minimizing risks.
What Do the EAU 2026 Guidelines Recommend?
The EAU 2026 Guidelines recommend considering testosterone therapy only in men with confirmed testosterone deficiency.
Routine testosterone treatment is not recommended for men with normal testosterone levels solely for the treatment of erectile dysfunction.
Accurate hormonal assessment is therefore essential before initiating therapy.
Can Testosterone Therapy Improve Sexual Desire?
Yes.
One of the most consistent benefits of testosterone replacement in hypogonadal men is improvement in libido.
Many men report:
Increased sexual interest,
Improved energy levels,
Better overall well-being.
These improvements may indirectly contribute to better sexual performance and satisfaction.
Conclusion
Testosterone therapy may improve sexual desire, energy levels, and in some cases erectile function in men with confirmed testosterone deficiency.
However, testosterone deficiency is not the cause of every case of erectile dysfunction.
For this reason, treatment decisions should always be based on a thorough evaluation, accurate diagnosis, and individualized treatment planning.
Commentary by Assoc. Prof. Dr. Serdar Yalçın
In our clinical practice, testosterone levels are evaluated selectively in men presenting with erectile dysfunction, particularly when symptoms suggest hypogonadism. Not every erection problem is caused by hormone deficiency, and testosterone therapy is not appropriate for every patient. When prescribed to carefully selected men with confirmed testosterone deficiency, testosterone replacement can provide substantial benefits. The key to successful treatment is establishing the correct diagnosis first and then developing an individualized treatment strategy based on scientific evidence and the patient’s specific needs.
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