Medication
Testosterone
Written by the Verra clinical team · Medical review pending · Last updated Oct 4, 2026
Quick answer
Testosterone therapy replaces low testosterone in men with confirmed hypogonadism. It can improve libido, energy and muscle mass. It reduces sperm production and needs regular blood tests for red cell counts and hormone levels. It is a controlled substance.
Key takeaways
- Only for confirmed low testosterone.
- Can lower fertility.
- Requires ongoing lab monitoring.
What it is
A hormone replacement.
How it works
It restores testosterone levels directly.
Forms and doses we offer
Your provider selects the form and dose after testing.
Common side effects
Acne, raised red blood cell count, breast tenderness, fluid retention and reduced testicle size.
Who should not take it
Men trying to conceive, with prostate or breast cancer, untreated severe sleep apnea or high red cell counts.
Interactions to discuss
Blood thinners, insulin and corticosteroids.
Verra treatments containing testosterone
A licensed provider decides whether a treatment is appropriate after your visit.
Questions
Who may qualify for testosterone therapy?
Testosterone therapy may be appropriate for men with symptoms of low testosterone and blood tests that confirm hypogonadism. One low test or fatigue alone is not enough. A licensed physician in your state reviews your symptoms, repeat testing, medical history, and risks before deciding whether treatment is appropriate.
What benefits can testosterone therapy offer for confirmed low testosterone?
For men with confirmed hypogonadism, testosterone therapy may improve sex drive, energy, and lean muscle mass. Results vary. It does not guarantee better erections, weight loss, or athletic performance. A physician should track both symptoms and blood levels to judge whether the benefits justify the risks.
How does testosterone therapy affect sperm production and fertility?
Testosterone therapy can reduce sperm production, sometimes to very low levels, and may make it harder to cause a pregnancy. Results vary. It is not reliable birth control. Tell your physician before starting if you want children now or in the future, since other treatment options may be needed.
Which blood tests and checkups are needed during testosterone therapy?
Testosterone therapy needs blood tests before treatment and at regular follow-ups. These commonly include testosterone levels and a complete blood count to check red blood cells. Your physician may also assess blood pressure and prostate health. Testing schedules depend on your age, risks, medication form, and dose changes.
What side effects and warning signs should I watch for with testosterone therapy?
Testosterone can cause acne, oily skin, swelling, breast tenderness, and irritation where it is applied or injected. It can also raise blood pressure and red blood cell counts. Get emergency help for chest pain, sudden shortness of breath, or stroke symptoms. Report new or worsening symptoms to your physician.
When might testosterone therapy be unsafe or need extra review?
Testosterone may be inappropriate for men planning fertility, those with known or suspected prostate or male breast cancer, or those with high red blood cell counts. Untreated severe sleep apnea and certain heart conditions also need review. A licensed physician in your state must assess your full health history.
How is the dose of testosterone chosen, and what if I miss a dose?
Your testosterone dose depends on the exact product, your blood levels, symptoms, and safety checks. Follow your prescription rather than another person’s schedule. If you miss a dose, ask your pharmacist or prescriber for product-specific instructions. Do not double a dose or change the amount on your own.
How do testosterone forms differ, including compounded testosterone?
Testosterone comes in several forms, including injections and skin products, with different dosing and safety needs. Some prescribed preparations may be compounded. Compounded medications are prepared by a licensed pharmacy for one patient and are not FDA-approved. Your physician decides which form, if any, fits your medical needs.
What happens if I stop testosterone therapy?
After stopping testosterone, low-testosterone symptoms may return, and the body’s own hormone production may take time to recover. Results vary. Some men need ongoing treatment because the underlying cause remains. Talk with your prescriber before stopping so they can plan follow-up testing and review symptoms, mood, and fertility goals.
Is testosterone a controlled substance, and can it be prescribed through telehealth?
Testosterone is a Schedule III controlled substance in the United States. Telehealth prescribing depends on current federal and state rules, medical needs, and service availability. A licensed physician in your state decides whether treatment is appropriate. An online visit does not guarantee a testosterone prescription, and additional evaluation may be required.
Related reading
Sources
This page is general information, not medical advice. Results vary. Compounded medications are not FDA-approved. Our editorial policy
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