If a man suddenly can't pee and has severe lower belly pain, it's a medical emergency requiring immediate hospital/ER attention or calling emergency services (like 911), as acute urinary retention can be dangerous and requires a catheter to drain the bladder. If the problem is less severe (slow stream, frequent urges), see a doctor soon (GP or urologist) to find the cause, often related to the prostate or nerves, and get proper management.
See a health care professional right away if you are unable to urinate or have severe pain in your abdomen. Acute urinary retention can be life threatening.
The most common cause of urinary hesitancy in older men is an enlarged prostate. Almost all older men have some trouble with dribbling, weak urine stream, and starting urination. Another common cause is infection of the prostate or urinary tract.
Train your bladder
Take extra time in the bathroom to relax and empty the bladder completely. Women should try to relax the muscles around their bladder when they urinate to make it easier to go. It's best to sit on the toilet seat or in a full crouching squat.
At a Glance
A: Most adults can safely hold their pee for about 3 to 5 hours, but it's best not to wait that long. Holding it too often can irritate your bladder and increase your risk of infection. The average bladder holds 400–600 mL of urine. “Go” when you first feel the urge, especially on long trips.
Acute urinary retention can cause severe pain and be life threatening. If you are suddenly unable to urinate, it's important that you seek emergency medical treatment right away.
The "21-second pee rule" comes from a scientific discovery that most mammals over about 3 kg (like dogs, cows, elephants) empty their bladders in roughly 21 seconds, regardless of their size, due to physics involving urethra length and gravity. For humans, this serves as a loose benchmark: urinating significantly faster (e.g., under 10 seconds) or slower (over 30 seconds) might signal holding it too long or an overactive bladder, though it's not an exact diagnosis.
Signs and symptoms might include:
Carbonated drinks: Some sodas and sparkling water. Cranberry juice: Known for its potential diuretic properties. Herbal teas: Some herbal teas, such as dandelion or nettle tea, may act as diuretics.
See your doctor immediately if your bladder feels full but you cannot urinate at all. If your doctor is not available, go to the emergency department. Acute urinary retention needs treatment straight away.
Symptoms of an enlarged prostate
feeling like you cannot fully empty your bladder. dribbling pee after you finish peeing. needing to pee more often or urgently, including getting up to pee during the night.
Go to the ER right away. You may need to have your bladder drained with a catheter to relieve the pressure, empty your bladder and prevent kidney damage. Some people have no symptoms at all. In our urology office, we'll do an ultrasound scan of the bladder and find hundreds of milliliters of urine still inside.
Commonly used antibiotics include trimethoprim-sulfamethoxazole, nitrofurantoin, cephalosporins, and fluoroquinolones. Pain secondary to urinary tract obstruction is often managed with oxycodone, hydrocodone, acetaminophen, and nonsteroidal anti-inflammatory drugs.
Benign prostatic hyperplasia (BPH) is the most common cause of urinary retention in males. The bladder is weakened when the prostate gland – which sits below the bladder and wraps around the urethra – is enlarged. This can cause you to lose the ability to empty the bladder completely.
The 5 key warning signs of an enlarged prostate (BPH) are: hesitancy (trouble starting to pee), weak stream/intermittency (flow that stops and starts), urgency/frequency (needing to go often), nocturia (waking at night to pee), and incomplete emptying, often with dribbling at the end. These urinary changes happen as the prostate squeezes the urethra.
Drinking water or another low-sugar liquid while attempting to pee may also trigger the body to urinate. People may need to drink several sips before trying to pee to get this technique to work. A person should avoid drinking caffeinated beverages or alcohol, as they can make a person more dehydrated.
Cranberry juice helps fight off bladder infections, but it can be a culprit in worsening overactive bladder symptoms. The berries' acidity can irritate the bladder, and although its diuretic action helps flush out the bladder and urethra, it will also make you go more frequently.
Leaning forward (and rocking) may promote urination. After you have finished passing urine, squeeze the pelvic floor to try to completely empty. not to promote bladder muscle instability with overuse of this technique. Tapping over the bladder may assist in triggering a contraction in some people.
Possible urinary blockages include scar tissue, bladder stones, an enlarged prostate gland or prostate cancer. Women with cystocele (prolapsed bladder) are more likely to have a bladder outlet obstruction than other women. Children and babies, including developing fetuses, can also get BOO.
Blockage can lead to kidney damage, kidney stones, and infection. Symptoms can include pain in the side, decreased or increased urine flow, and urinating at night. Symptoms are more common if the blockage is sudden and complete.
Causes of Urinary Obstruction
Because BPH is so common in older men, obstruction is more common among men. Other common causes of obstruction include strictures (narrowing caused by scar tissue) of the ureter or urethra that develop after radiation therapy, surgery, or procedures done on the urinary tract.
Ideally, you shouldn't hold your pee in for longer than the time it takes to reach a restroom. A healthy bladder can hold up to 500 ml of urine before it's full. It takes your body almost 9 to 10 hours to produce 500 ml of urine.
As a result, some individuals drink water and pee more quickly, while others require more time. Healthy individuals will typically absorb water and produce urine in two hours. Therefore, there is no set duration for when water turns into urine; instead, the answer really depends on you.