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No semen after intercourse is a warning sign of retrograde ejaculation.

Retrograde ejaculation is a disorder that causes semen to flow into the bladder instead of out. It is painless and does not reduce pleasure, but it silently threatens male fertility.

Báo Sức khỏe Đời sốngBáo Sức khỏe Đời sống22/11/2025

Retrograde ejaculation is a rare physiological disorder but has a great impact on men's reproductive health. The disease is painless, not life-threatening and especially... does not cause men to lose excitement or pleasure. Therefore, many people only discover the problem when they are at risk of infertility. Although this is a relatively discreet disorder, if not diagnosed correctly, it can make treatment more complicated over time.

What is retrograde ejaculation?

In healthy men, when they reach orgasm, the bladder neck sphincter closes to allow semen to exit through the urethra. Retrograde ejaculation occurs when this sphincter does not close properly, causing semen to "go astray" and flow into the bladder instead of out. After sex, men often see little or no semen at all, even though they still feel a full orgasm.

Many people confuse this condition with low ejaculation or other ejaculation disorders, leading to delays in finding the right treatment.

Không thấy tinh dịch sau quan hệ cảnh báo xuất tinh ngược- Ảnh 1.

Men can still have normal orgasms but semen "goes back" into the bladder.

Why does semen enter the bladder?

According to male health experts, retrograde ejaculation is related to the unsynchronized coordination of the nervous system and bladder sphincter. There are many causes:

Men who have had prostate surgery, urethral surgery, or bladder surgery are at increased risk. During these surgeries, the nerves that control the sphincter are more likely to be affected.

People with long-term diabetes, autonomic neuropathy, spinal cord injury, or peripheral neuropathy are more likely to have bladder sphincter control disorders.

Some drugs that relax the sphincter or affect the sympathetic nervous system can lead to retrograde ejaculation, such as drugs to treat prostate enlargement, antidepressants, and antihypertensive drugs.

Some cases are due to anatomical structure or weak sphincter muscles.

The common point is that these causes prevent the bladder neck sphincter from closing tightly, allowing semen to be sucked back into the bladder at the moment of ejaculation.

Signs of retrograde ejaculation

There is no pain, no burning, no abnormality in the penis. Retrograde ejaculation is mainly recognized by:

  • Abnormally low or no semen at orgasm.
  • Urine after sex is cloudy, pale white or gritty.

Difficulty conceiving despite regular sex

Because there are no obvious physical symptoms, many people think they are "weak" or have "low sperm count", increasing anxiety and self-consciousness.

Is retrograde ejaculation dangerous?

This disorder does not harm general health, does not cause inflammation, does not cause numbness during sex and does not cause erectile dysfunction. However, the biggest impact is infertility.

Because sperm is still produced normally but cannot go out to fertilize. In many cases, this is a hidden cause of infertility that couples do not expect.

Không thấy tinh dịch sau quan hệ cảnh báo xuất tinh ngược- Ảnh 2.

Post-coital urine testing is an important step in detecting retrograde ejaculation.

Is there a cure?

Treatment depends on the cause.

If retrograde ejaculation is caused by medication, your doctor will consider changing the dose or switching to a safer medication. If it is caused by diabetes, controlling your blood sugar will help improve it.

Some medications help increase the strength of the sphincter, preventing semen from entering the bladder. However, effectiveness depends on the individual and the underlying cause.

In cases where medical treatment is ineffective, sperm can be:

  • Recovered from treated urine.
  • Taken directly from the epididymis or testicle.
  • Used in assisted reproductive techniques such as IUI or IVF.
  • This method helps many couples still be able to have children even though the husband has prolonged retrograde ejaculation.

What should men do when they suspect retrograde ejaculation?

  • Monitor semen volume: If there is a significant decrease over a long period of time, seek medical attention.
  • Do not use sexual enhancement drugs on your own because it can make the condition worse.
  • Special male medical examination when treating diabetes, blood pressure or after prostate surgery.
  • Maintain nerve and urinary health: control blood sugar, avoid excessive alcohol, exercise regularly.
  • Talk to your doctor if you have difficulty conceiving after 6–12 months of regular intercourse.

Retrograde ejaculation is not dangerous but is a sign that the nervous system is having problems. Early detection helps to treat more effectively and reduce psychological pressure for the patient.


Source: https://suckhoedoisong.vn/khong-thay-tinh-dich-sau-quan-he-canh-bao-xuat-tinh-nguoc-169251119111733985.htm


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