Chlamydia

Medically ReviewedOften Asymptomatic

Chlamydia is a bacterial STI that often shows no symptoms. It can be detected with a simple urine test or swab 2 weeks after exposure, with results available within 24 hours. Treatment is a single dose of antibiotics with a 95%+ cure rate.

Chlamydia: Key Facts

Often Asymptomatic
Incubation Period
7-21 days
Test Window
2 weeks post-exposure
Results
24 hours
Treatment
Single-dose antibiotics
Cure Rate
95%+ with treatment
Book Chlamydia Test – £104

Results within 24 hours • Same-day treatment available

Symptoms of Chlamydia

Common Symptoms

  • Often no symptoms at all (70% of women, 50% of men)
  • Discharge
  • Burning urination

Symptoms in Men

  • Discharge from the penis
  • Burning sensation when urinating
  • Pain or swelling in the testicles

Symptoms in Women

  • Unusual vaginal discharge
  • Bleeding between periods
  • Pain during sex
  • Lower abdominal pain

How is Chlamydia Transmitted?

  • Vaginal sex
  • Anal sex
  • Oral sex
  • Sharing sex toys
  • From mother to baby during birth

Prevention

  • Use condoms consistently
  • Get tested regularly if sexually active
  • Limit number of sexual partners
  • Ensure partners are tested

Complications if Untreated

  • Pelvic inflammatory disease (PID) in women
  • Infertility
  • Ectopic pregnancy
  • Epididymitis in men
  • Reactive arthritis

Frequently Asked Questions

Dr Mohammad Bakhtiar
Medically Reviewed

Dr Mohammad Bakhtiar

MD, PhD, LRCP, MSc, DHMSA

Sexual Health

GMC: 4694470Last reviewed: January 2026

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

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