Nonspecific Urethritis
Nonspecific urethritis (NSU) is an inflammation of the urethra not caused by the gonorrhea bacteria. It is often transmitted sexually and requires medical treatment to prevent complications.
Overview
Nonspecific urethritis (NSU) is an inflammation of the urethra not caused by the gonorrhea bacteria. It is often transmitted sexually and requires medical treatment to prevent complications.
Symptoms
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Causes
- •Bacteria like Mycoplasma genitalium
- •Ureaplasma urealyticum
- •Physical irritation or injury
- •Sensitivity to chemical soaps or spermicides
Risk factors
- •Unprotected sexual contact
- •Having multiple sexual partners
- •History of sexually transmitted infections
- •Recent urethral injury or catheter use
How it progresses
3 stages- OnsetSymptoms appear, often triggered by a known cause.Often missed
- Active phaseSymptoms peak; self-care or short treatment usually helps.
- ResolutionSymptoms ease over days to weeks with proper care.
How it's diagnosed
- •Physical examination
- •Urine sampling
- •Urethral swab test
- •Testing for common STIs like Chlamydia and Gonorrhea
Treatment options
General educational information only — no dosage advice. Always follow guidance from a qualified clinician.
- •Antibiotic course (e.g., azithromycin or doxycycline)
- •Treating sexual partners to prevent reinfection
- •Follow-up testing if symptoms persist
- •Increasing fluid intake
- •Avoiding scented soaps or bubble baths
- •Practicing sexual abstinence until clear
- •Using mild, unscented detergents
Complications
- •Reduced quality of life
- •Worsening symptoms over time
- •Recurrence of nonspecific urethritis
Prevention
- •Maintain a healthy lifestyle
- •See a clinician for routine check-ups
When to seek help
- •Symptoms persist beyond a few days
- •Symptoms interfere with daily activities
- •New or worsening symptoms appear
- •Concerning changes related to nonspecific urethritis
- Severe pelvic or testicular pain
- High fever and chills
- Inability to urinate
- Spreading redness or swelling
In any emergency, call your local emergency number or go to the nearest emergency department.
Real-world questions
- ›Can Nonspecific Urethritis cause headaches?
- ›Is Nonspecific Urethritis reversible?
- ›How quickly does Nonspecific Urethritis progress?
- ›Is Nonspecific Urethritis hereditary?
- ›Can Nonspecific Urethritis be prevented?
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Frequently asked questions
Possible causes of Nonspecific Urethritis include Bacteria like Mycoplasma genitalium, Ureaplasma urealyticum, Physical irritation or injury, Sensitivity to chemical soaps or spermicides.
Nonspecific Urethritis is generally moderate, but severity can vary. Seek care if symptoms are severe or persistent.
Duration varies between individuals. Many cases improve with appropriate care, while others may persist longer and require ongoing management.
Some milder cases may improve with rest and self-care. If symptoms persist or worsen, consult a healthcare professional.
Consider seeing a clinician if symptoms are severe, persistent, worsening, or if you have any concerns related to general.
Sources
Information based on general medical references such as:
Last reviewed: May 2026