Non-Gonococcal Urethritis

Medically Reviewed

NGU is inflammation of the urethra caused by infections other than gonorrhoea, most commonly chlamydia or mycoplasma. It causes discharge, burning when urinating, and urethral discomfort. Comprehensive testing identifies the specific cause, and targeted antibiotics provide effective treatment.

Non-Gonococcal Urethritis: Key Facts

Incubation Period
1–5 weeks
Test Window
2 weeks post-exposure
Results
24 hours to 5 working days (depending on tests)
Treatment
Antibiotics (varies by causative organism)
Cure Rate
85–95% depending on cause
Book NGU/NSU Screen – £125

Results within 24 hours • Same-day treatment available

Signs & Symptoms

Symptoms of Non-Gonococcal Urethritis

Common Symptoms

  • Urethral discharge
  • Painful urination
  • Urethral discomfort or irritation

Symptoms in Men

  • White or cloudy discharge from the penis
  • Burning or stinging when urinating
  • Tip of the penis feels irritated or sore
  • Frequent need to urinate
Next step

Book a same-day Non-Gonococcal Urethritis test

Consultation, examination, testing and treatment at our Harley Street clinic. Most results within 24 hours.

How It Spreads

How is Non-Gonococcal Urethritis Transmitted?

  • Vaginal sex
  • Anal sex
  • Oral sex
  • Genital-to-genital contact
Stay Protected

Prevention

  • Use condoms consistently
  • Regular STI testing
  • Prompt treatment of identified infections
  • Partner notification and treatment
If Untreated

Complications if Untreated

  • Epididymitis (swollen testicle)
  • Reactive arthritis
  • Chronic urethritis if untreated
  • Spread to sexual partners
Common Questions

Frequently Asked Questions

Dr Mohammad Bakhtiar
Medically Reviewed

Dr Mohammad Bakhtiar

MD, PhD, LRCP, MSc, DHMSA

Sexual Health

GMC: 4694470Last reviewed: July 2026

All medical content is reviewed by qualified healthcare professionals registered with the General Medical Council (GMC).

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Don't just test. Get treated. Our experienced Harley Street doctors can examine, diagnose, and prescribe treatment on the spot. We offer Consultations, Examinations, Testing and Treatment all under one roof.

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Book a same-day Non-Gonococcal Urethritis test

Consultation, examination, testing and treatment at our Harley Street clinic. Same-day appointments and walk-ins welcome.

Mon-Fri 9am-6pm, Sat-Sun 10am-2pm. Walk-ins welcome.