Can Prostatitis Cause Infertility? Sperm Tests, Treatment and Fertility

Quick Answer

Prostatitis does not automatically mean infertility, and many men with prostatitis are able to father children.

Inflammation or infection involving the prostate and other male reproductive organs can sometimes affect semen volume, sperm concentration, motility or other semen characteristics. However, a semen analysis by itself cannot diagnose prostatitis and cannot by itself determine whether a man is fertile or infertile.

Your urinary frequency, inconsistent stream, dribbling, occasional painful ejaculation and pelvic discomfort justify a proper urological evaluation. The first step is to determine whether you have bacterial prostatitis, chronic prostatitis/chronic pelvic pain syndrome, another urinary problem, or a combination of conditions.

Because you are trying to conceive and already have an abnormal semen result, I would also have the semen analysis interpreted by a clinician experienced in male fertility. If the first semen analysis is abnormal, current EAU guidance recommends at least two semen analyses before drawing conclusions.

Treatment depends on the cause. Antibiotics are appropriate for documented bacterial infection, but they do not treat nonbacterial chronic pelvic pain.

Can Prostatitis Cause Infertility?

Prostatitis can sometimes affect semen quality, but the relationship with actual fertility is more complicated than the old answer suggested.

The prostate produces fluid that forms part of semen. Inflammation or infection of the prostate and other male accessory glands can therefore affect the seminal environment.

Current European Association of Urology guidance recognizes male accessory gland infection as a potentially treatable contributor to abnormal semen quality. However, the evidence connecting these infections directly with reduced natural conception is inconsistent.

In practical terms:

• prostatitis may alter semen parameters in some men;
• some bacterial infections can temporarily reduce sperm quality;
• treatment may improve semen parameters when infection is present;
• but prostatitis does not automatically make a man infertile;
• and normal or abnormal semen numbers do not perfectly predict whether a couple will conceive naturally.

Can a Semen Test Diagnose Prostatitis?

Not by itself.

A standard semen analysis evaluates characteristics such as:

• semen volume;
• sperm concentration and total sperm number;
• sperm motility;
• sperm morphology;
• and, when indicated, additional features such as white blood cells.

An abnormal result may raise suspicion of inflammation or another reproductive problem, but it does not prove that the prostate is infected.

NIDDK notes that semen analysis can show abnormalities and signs of infection, but diagnosis of prostatitis also depends on the history, physical examination and appropriate urine or other testing.

What Could Your Symptoms Mean?

James describes several symptoms that can occur with prostatitis:

• frequent urination;
• weak or interrupted urine flow;
• post-void dribbling;
• pelvic discomfort;
• testicular or scrotal discomfort;
• and occasional pain during ejaculation.

NIDDK specifically lists urinary frequency, weak or interrupted stream and pain during or after ejaculation among symptoms that can occur with chronic prostatitis/chronic pelvic pain syndrome.

However, these symptoms do not identify which form of prostatitis you have.

What Types of Prostatitis Are Possible?

There are several clinically different conditions commonly grouped under the word “prostatitis.”

Which Type Sounds Most Likely?

I cannot reliably classify James’s condition from these symptoms alone.

Because the symptoms appear to have been present over time and there is no mention of fever, chills or acute severe illness, acute bacterial prostatitis sounds less typical.

The more important distinction is between:

• chronic bacterial prostatitis, where a bacterial infection can be demonstrated;
• and chronic prostatitis/chronic pelvic pain syndrome, where similar symptoms occur without ongoing bacterial infection.

That distinction requires testing rather than guessing from symptoms.

What Tests Might Be Needed?

Because fertility and urinary symptoms are both involved, I would approach the evaluation from both directions.

For more detail on urinary evaluation, see prostate and urinary tests .

Should the Semen Analysis Be Repeated?

Yes, if the first result was abnormal.

Semen parameters naturally fluctuate. Illness, fever, collection conditions, abstinence interval and normal biological variation can affect a sample.

The EAU currently recommends at least two consecutive semen analyses when the baseline result is abnormal.

A specialist should look at the complete pattern rather than focusing on one single number.

What Semen Findings Matter?

Important measurements include:

• total sperm number;
• sperm concentration;
• progressive motility;
• morphology;
• semen volume;
• and sometimes white blood cells or other extended measurements.

The EAU also cautions that the lower reference limits used in semen analysis are not strict borders between fertility and infertility.

A man can have one abnormal parameter and still father a child naturally. Conversely, a semen test within laboratory reference ranges does not guarantee conception.

What Do White Blood Cells in Semen Mean?

White blood cells can indicate inflammation, but they do not automatically prove bacterial prostatitis.

The EAU notes that leukocytospermia—an increased number of white blood cells in semen—is a sign of inflammation but is not necessarily associated with bacterial or viral infection.

If increased round cells are reported, further laboratory assessment may be needed to determine whether they are actually white blood cells or immature germ cells.

Does a Semen Culture Help?

Sometimes, but it should not be interpreted in isolation.

When infection of the male genital tract is suspected, semen culture or molecular testing may help identify microorganisms.

However, the EAU cautions against relying on ejaculate testing alone to diagnose chronic bacterial prostatitis because semen cultures can also be positive in men without bacterial prostatitis.

The results need to be interpreted together with urinary testing, symptoms and the rest of the urological evaluation.

If an Infection Is Found, Will Antibiotics Improve Fertility?

They may improve semen quality when a genuine bacterial infection is present, but this needs to be described carefully.

The EAU concludes that antibiotic treatment of male accessory-gland infection may:

• eradicate the organism;
• improve symptoms in chronic bacterial prostatitis;
• and sometimes improve sperm parameters.

However, current evidence does not establish that antibiotic treatment necessarily increases the probability of natural conception.

Do Antibiotics Taken by the Father Cause Birth Defects Later?

The old answer advised waiting several weeks after the man stopped antibiotics to avoid causing fetal malformations. I would remove that statement.

There is no general rule requiring every man to wait two weeks or one month after finishing an antibiotic before attempting conception because the drug might otherwise cause malformations.

Individual medicines can have their own reproductive precautions, so the prescribing clinician or pharmacist should be asked about the specific drug. But this should not be presented as a universal antibiotic rule.

Could Alcohol Be Causing the Pain?

Alcohol is not established as the main cause of prostatitis.

However, some men find that alcohol worsens urinary or pelvic symptoms. NIDDK notes that clinicians may recommend reducing substances that irritate the bladder, including alcohol, in men with prostatitis.

James has noticed a reproducible connection between larger amounts of alcohol and pain the following day. That is useful personal information.

I would therefore suggest reducing or avoiding alcohol for a period and seeing whether the symptoms consistently improve.

Does Alcohol Affect Male Fertility?

Heavy or frequent alcohol use can adversely affect general and reproductive health, and reducing excessive alcohol is reasonable while trying to conceive.

But the old statement that alcohol is one of the “major reasons” prostatitis does not disappear is too strong and unsupported.

Lifestyle is one part of male fertility, but an abnormal semen analysis should not be explained away solely by alcohol without a proper evaluation.

What About Smoking?

Smoking is another potentially modifiable reproductive-health risk factor. Men trying to conceive have good reason to stop smoking for their overall, cardiovascular and reproductive health.

However, smoking should not be presented as the proven cause of James’s prostatitis unless there is evidence for that conclusion.

Should Men Take 5 mg of Folic Acid for Fertility?

No routine recommendation supports prescribing 5 mg of folic acid daily to every man trying to father a child.

The old answer should therefore not tell James to take high-dose folic acid.

A balanced diet that meets normal nutritional requirements is sensible. Individual vitamin deficiencies should be addressed when present.

The AUA/ASRM male infertility guideline also cautions that the clinical value of supplements and antioxidants marketed for male infertility is uncertain. They should not be presented as proven methods of restoring fertility.

What About Folic Acid for His Partner?

This is different.

Women who may become pregnant are routinely advised to obtain adequate folic acid before conception because it reduces the risk of neural-tube defects.

But the dose should follow current preconception guidance and the woman’s own medical circumstances. A blanket recommendation for 5 mg daily is not appropriate for every woman.

Higher-dose folic acid is reserved for selected higher-risk situations under medical guidance.

Should James’s Partner Be Tested Too?

Fertility is a couple’s issue, so both partners should be considered when evaluation is appropriate.

Current EAU male-infertility guidance recommends investigating both partners simultaneously when a couple seeks medical help for infertility.

That does not mean every female partner automatically requires ultrasound, vaginal cultures, stool testing or other investigations.

Her clinician should choose tests according to:

• her age;
• menstrual and ovulation history;
• how long the couple has been trying;
• previous pregnancies;
• medical and gynecologic history;
• and any symptoms or identified risk factors.

How Long Should a Couple Try Before Fertility Evaluation?

The timing depends particularly on the female partner’s age and the couple’s history.

In general, couples are commonly evaluated after about 12 months of regular, unprotected intercourse without conception when there are no known risk factors.

Evaluation may start earlier when the female partner is older or when either partner already has a known reproductive abnormality.

In James’s case, an abnormal semen analysis and current urinary/pelvic symptoms already provide a reason to discuss male evaluation rather than simply waiting without follow-up.

Can Painful Ejaculation Affect Attempts to Conceive?

Pain during or after ejaculation is common in chronic prostatitis/chronic pelvic pain syndrome.

It does not necessarily mean sperm cannot fertilize an egg, but persistent pain can reduce sexual frequency and therefore indirectly make conception more difficult.

Painful ejaculation is also a reason to investigate the prostatitis diagnosis properly.

See my guide to prostate and pelvic pain for the wider differential diagnosis.

What About the Testicular Pain?

Brief testicular discomfort can occur with referred pelvic pain, but genuine testicular pain should not automatically be attributed to prostatitis.

The clinician may need to consider:

• epididymal inflammation or infection;
• varicocele;
• hernia;
• testicular or scrotal disease;
• pelvic-floor pain;
• and other causes.

Sudden severe testicular pain is different and requires urgent assessment because testicular torsion must be excluded promptly.

What About the Urinary Dribbling and Weak Stream?

These symptoms deserve evaluation as well.

At age 40, they should not simply be labeled BPH without evidence. Possible causes include:

• prostatitis or pelvic pain syndrome;
• bladder-neck dysfunction;
• urethral narrowing;
• pelvic-floor dysfunction;
• bladder dysfunction;
• or less commonly BPH at this age.

A urinary-flow test and measurement of post-void residual urine may be useful if the symptoms persist.

Can Diet Cure Prostatitis or Infertility?

No specific diet has been shown to cure prostatitis or reverse male infertility.

A generally nutritious diet, healthy body weight and regular physical activity support overall health, but they should not substitute for diagnosis of infection, reproductive abnormalities or urinary disease.

Some men notice that alcohol, caffeine or spicy foods aggravate their pelvic or urinary symptoms. These can be reduced individually if they clearly trigger symptoms.

See: diet and lifestyle with prostatitis .

Can James Still Father a Child?

Yes, it is entirely possible.

Nothing in this question establishes that James is permanently infertile.

Even an abnormal semen analysis does not by itself prove infertility. The next steps depend on:

• which semen parameters were abnormal;
• how abnormal they were;
• whether abnormalities persist on repeat testing;
• whether infection is actually present;
• his physical and hormonal evaluation;
• and his partner’s fertility factors.

If a correctable male factor is identified, treatment may improve the situation. And when natural conception remains difficult, modern reproductive medicine provides additional options depending on the cause.

Dr. Albana’s Perspective

James, I would not tell you from one semen result that prostatitis has made you infertile.

Your urinary symptoms, occasional painful ejaculation and pelvic or testicular pain deserve proper assessment, but the important first step is to determine whether there is a genuine bacterial infection or whether this is a chronic pelvic pain condition.

I would ask for the actual semen report rather than relying only on the comment that it “may suggest prostatitis.” If the semen parameters are abnormal, I would normally want them repeated and interpreted together rather than drawing conclusions from one sample.

If infection is documented, it should be treated appropriately. If cultures are negative and pain continues, repeatedly taking antibiotics is unlikely to solve a nonbacterial pelvic pain syndrome.

I would also reduce the amount of alcohol because you have personally noticed that heavier drinking precedes your pelvic symptoms. That does not prove alcohol caused your prostatitis, but avoiding a reproducible trigger is reasonable.

Most importantly, I would not give up on fatherhood based on the information you have provided. The sensible next step is a structured male fertility and urological evaluation.

— Dr. Albana Greca, MD, MMedSc
Family Physician / General Practitioner

Questions to Ask Your Doctor

• Which parts of my semen analysis were abnormal?
• Should the semen analysis be repeated?
• Do I have evidence of bacterial prostatitis?
• Should I have urinalysis and urine culture?
• Do I need STI testing?
• Are white blood cells present in my semen?
• If bacteria are present, which antibiotic is appropriate?
• If cultures are negative, could I have chronic pelvic pain syndrome?
• Do my weak stream and dribbling require uroflowmetry or post-void residual testing?
• Do I need FSH or testosterone testing?
• Should I see a urologist with expertise in male fertility?
• When should my partner and I begin a formal fertility evaluation?

When to Seek Urgent Medical Care

Seek prompt medical care if you develop:

• sudden severe testicular pain or swelling;
• complete inability to urinate;
• fever or chills with painful urinary symptoms;
• blood in the urine;
• severe worsening pelvic or lower abdominal pain;
• or significant systemic illness.

These symptoms can indicate conditions requiring urgent assessment rather than routine outpatient management.

Frequently Asked Questions

Can prostatitis make a man infertile?

Prostatitis and other male accessory-gland infections can affect semen quality in some men, but they do not automatically cause infertility. Many men with prostatitis can father children.

Can semen analysis diagnose prostatitis?

No. A semen analysis may show sperm abnormalities or inflammation, but prostatitis is diagnosed using symptoms, examination and appropriate urine, microbiological and other testing.

Should an abnormal semen analysis be repeated?

Yes. Current EAU guidance recommends at least two consecutive semen analyses when the first test is abnormal because semen parameters naturally vary.

Do white blood cells in semen prove infection?

No. They indicate inflammation but do not necessarily prove bacterial or viral infection. Further evaluation may be required.

Will antibiotics improve sperm quality?

They may improve semen parameters when a genuine male genital-tract infection is present, but evidence does not show that antibiotic treatment necessarily increases the probability of natural conception.

Do I have to wait a month after antibiotics before trying for a baby?

There is no universal rule requiring every man to wait one month after finishing antibiotics before conception. Advice depends on the particular medicine and clinical situation.

Should men take 5 mg folic acid to improve fertility?

Routine high-dose folic acid is not an established male infertility treatment. Supplements should not be presented as proven fertility therapy without a specific medical indication.

Can alcohol worsen prostatitis?

Some men find that alcohol aggravates urinary or pelvic symptoms. If symptoms consistently worsen after drinking, reducing or avoiding alcohol is reasonable, but alcohol is not the established cause of all prostatitis.

Can I still father a child if my semen analysis is abnormal?

Yes. An abnormal semen analysis does not automatically mean permanent infertility. The significance depends on which parameters are abnormal, whether they remain abnormal on repeat testing and the reproductive health of both partners.

Related Guides

Medical References

1. European Association of Urology. EAU Guidelines on Sexual and Reproductive Health — Male Infertility.
   EAU Male Infertility Guideline
2. American Urological Association and American Society for Reproductive Medicine. Diagnosis and Treatment of Infertility in Men: AUA/ASRM Guideline.
   AUA/ASRM Male Infertility Guideline
3. National Institute of Diabetes and Digestive and Kidney Diseases. Prostatitis: Inflammation of the Prostate.
   NIDDK Prostatitis
4. European Association of Urology. EAU Guidelines on Urological Infections — Bacterial Prostatitis.
   EAU Urological Infections Guideline