Private NGU & NSU Testing In London
NGU (Non-Gonococcal Urethritis) is inflammation of the urethra not caused by Gonorrhoea. We test for the common causes.
Price
£125
Sample
Urine
Turnaround
3 days
Availability
Same Day
PRIVATE NGU & NSU TESTING IN LONDON
NSU stands for Non-Specific Urethritis. It refers to inflammation of the urethra.
When do you need a test?
Painful urination or discharge.
Why is it important?
To identify the specific bacteria causing inflammation.
Procedure
Preparing for the test
Hold urine for 2 hours.
During the test
Urine sample.
Results
3 days.
Symptoms
- Pain passing urine
- White/cloudy discharge
How does it spread?
Sexual contact.
Our STI testing packages
We also offer comprehensive screening options covering all major sexually transmitted infections. All packages include a full Consultation with our sexual health expert doctors as well as testing and a prescription for treatment if required. These packages are the highly recommended option for those experiencing symptoms, to ensure you're going to be tested for the most appropriate infections to your clinical situation.
Compare Sexual Health Packages
Choose the right level of screening for your needs. All packages include a private GP consultation.
Clinical Guidance: Most bacterial STIs are detected within 1-2 weeks of exposure. HIV testing is most accurate after 28 days, though our 4th generation tests can provide early detection from 10 days post-exposure.
If you are experiencing symptoms, we strongly recommend our Gold or Platinum packages for the most comprehensive evaluation and immediate treatment initiation.
Frequently Asked Questions

All medical content is reviewed by qualified healthcare professionals registered with the General Medical Council (GMC).
Book Appointment
Same-day availability at our Harley Street clinic.
Why Choose Us?
- CQC Regulated Clinic
- Confidential & Discreet
- Fast Turnaround Times
- Expert Medical Team
Not Just a Test
Every visit to our clinic gives you access to experienced Harley Street doctors who can examine, diagnose, and prescribe treatment on the spot. We are a complete service. Don't settle for a home testing kit or a testing-only clinic.
Doctor Consultation
Face-to-face consultation with a specialist sexual health doctor included with every visit.
On-Site Examination
Full clinical examination at our private Harley Street practice, not just sample collection.
Same-Day Treatment
If results or examination indicate treatment is needed, we can prescribe and dispense on the same day.
Related Conditions
Chlamydia
Chlamydia is the most common bacterial sexually transmitted infection in the UK. It is easily treated with antibiotics but can cause serious complications if left untreated.
Mycoplasma Genitalium
Mycoplasma genitalium is a small bacterium that can infect the urogenital tract. It is recognised as an increasingly common cause of urethritis, cervicitis, and pelvic inflammatory disease. Antibiotic resistance is a growing concern.
Ureaplasma
Ureaplasma is a type of bacteria that commonly lives in the urogenital tract. While often harmless, it can sometimes cause urethritis, vaginal infections, and complications in pregnancy. Overgrowth or presence in symptomatic patients may require treatment.
Trichomoniasis
Trichomoniasis is caused by a tiny parasite called Trichomonas vaginalis. It is one of the most common curable STIs worldwide, primarily affecting the vagina in women and the urethra in men.