Can You Stop TRT? What Happens When You Come Off Testosterone

Testosterone therapy (TRT) is not a lifelong contract, and men stop for many reasons: cost, side effects, or wanting children. This page explains what happens when you come off TRT, how long recovery can take, what the research says about sperm, and where enclomiphene fits. We do not give doses or tapering plans. A clinician decides how to stop.

Once you start TRT, can you stop?

Yes. No law or label says you must stay on testosterone. But stopping is not the same as never having started.

Your body makes testosterone when the brain sends a hormone called LH (luteinizing hormone) to the testes. Testosterone from outside tells the brain there is enough, so it stops sending LH. The testes then slow down. The label also says that at large doses "spermatogenesis may also be suppressed through feedback inhibition of pituitary follicle stimulating hormone (FSH)". Spermatogenesis means making sperm.

When you stop, the outside testosterone leaves your body over days to weeks, depending on the form. The brain and testes then have to restart. Until they do, your levels can drop below where they were before you began.

What coming off TRT can feel like

The gap between stopping and your own production returning is when men feel worst. The symptoms are usually the same ones that led to treatment, such as low sex drive, tiredness and low mood. Our low testosterone symptoms guide lists them.

The label describes a stronger version in men who used high amounts. It says "Individuals taking supratherapeutic doses of testosterone may experience withdrawal symptoms lasting for weeks or months which include depressed mood, major depression, fatigue, craving, restlessness, irritability, anorexia, insomnia, decreased libido and hypogonadotropic hypogonadism" (DailyMed: Depo-Testosterone label). Supratherapeutic means above the medical range. Men on prescribed amounts may feel milder effects, but low mood after stopping is worth telling your clinician about.

How long does recovery take?

There is no fixed timeline. A 2025 review in Nature Reviews Urology says "Sperm production often slowly resumes after TRT cessation. However, the rate of recovery shows highly variable kinetics that might complicate family planning." (Naelitz et al., Nat Rev Urol 2025, PubMed). Kinetics here means speed.

The best data on timing comes from male birth control trials. Those trials gave healthy men testosterone-based treatment to stop sperm, then tracked recovery. Pooling 1,549 men, researchers found "The typical probability of recovery to 20 million per mL was 67% (61-72) within 6 months, 90% (85-93) within 12 months, 96% (92-98) within 16 months, and 100% within 24 months" (Liu et al., Lancet 2006, PubMed). They also found faster recovery with "shorter treatment duration" and "shorter-acting testosterone preparations".

These were healthy men, not men with low T. A man who had low testosterone before TRT will likely return to that low level, not to a high one. Age and how long you were on therapy also matter.

Stopping TRT and fertility

Fertility is the most common reason men stop. The Xyosted label warns: "Reduced fertility is observed in some men taking testosterone replacement therapy. The impact on fertility may be irreversible." (DailyMed: Xyosted label).

The 2025 review states that "Exogenous testosterone is contraindicated in men trying to conceive" (Naelitz et al., PubMed). Contraindicated means it should not be used. It notes that other medicines, such as hCG (a hormone shot that acts like LH), are sometimes used "to preserve or restore spermatogenesis in select populations receiving TRT". If you want children soon, say so before you start or stop, and ask about a semen test.

Enclomiphene after TRT

Some men switch from testosterone to enclomiphene or clomiphene when they stop. These pills block estrogen's signal in the brain, which can push the brain to send more LH. That restarts the body's own production rather than replacing it.

The evidence and approval status are both limited:

• Clomiphene is FDA-approved, but for women. Its label says it "is indicated for the treatment of ovulatory dysfunction in women desiring pregnancy" (DailyMed: clomiphene citrate label). Use in men is off-label, meaning outside what the label covers.
• Enclomiphene has no FDA approval as a finished drug. Programs that sell it use compounded versions, mixed by a pharmacy to order. The FDA says: "Compounded drugs are not FDA-approved." (FDA: compounding questions and answers).

Several online programs sell enclomiphene. HealthRX lists it from $165 a month on a 12-month plan, and Rugiet from $99 a month. Our enclomiphene vs TRT guide compares the cost and trade-offs of each route.

How men usually stop TRT

There is no single protocol, and we do not give one. In general, a clinician will:

1. Ask why you want to stop, such as cost, side effects or fertility.
2. Check your blood levels before and after, including testosterone and LH.
3. Decide whether to stop at once or step down, and whether to add another medicine.
4. Recheck your levels and symptoms over the following months.

If your low T had a clear cause, such as a pituitary problem, your own production may never return. In that case stopping may simply bring the old symptoms back. That is a decision to make with full facts, not alone.

Does stopping TRT cost anything?

Many online programs sell 3, 6 or 12-month plans paid up front, and some do not refund unused months. Check the cancellation terms before you buy a long plan. Our cancel ED subscription guide covers how programs handle cancelling, and our TRT price page lists each program's billing terms. The cheapest low-testosterone plan we track today, testosterone or enclomiphene, is Strut Health at $79.