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Gonorrhea

Gonorrhea is a common bacterial STI that spreads through vaginal, anal, and oral sex, and often silently. Many people, especially those with throat or rectal infections, have no symptoms at all, which is how it quietly passes between partners. When symptoms do appear they usually include painful urination, unusual discharge, or pelvic pain. Left untreated, gonorrhea can climb into the reproductive tract and cause pelvic inflammatory disease and infertility, and in rare cases spread to the joints and bloodstream. Here is what gonorrhea is, how it spreads, and how it is treated.

2023 US rate
179.5
per 100,000, 2nd most reported STI
Reported cases (2023)
~601,000
CDC NCHHSTP AtlasPlus
Often symptomless
~50%
of women; rectal and throat infections nearly always silent in all groups
Treatment
Ceftriaxone
single injection, oral antibiotics often no longer work

Understanding gonorrhea

What is gonorrhea?

Gonorrhea is caused by Neisseria gonorrhoeae, a gram-negative diplococcus that colonizes the warm, moist mucous membranes of the urethra, cervix, rectum, throat and eyes. It's the second most reported sexually transmitted infection in the country, with roughly 601,000 cases recorded in 2023 at a rate of 179.5 per 100,000: and it disproportionately strikes young people aged 15–24, gay and bisexual men, and Black and African American communities. It nearly always co-travels with chlamydia, which is why dual testing on the same sample is standard practice.

The defining public-health story of gonorrhea in 2025 is antibiotic resistance. Neisseria gonorrhoeae has sequentially defeated every antibiotic class used against it, sulfonamides, penicillins, tetracyclines, fluoroquinolones, and oral cephalosporins, leaving a single injectable cephalosporin, ceftriaxone, as the only reliable first-line treatment. The CDC classifies drug-resistant gonorrhea as an urgent threat, and the WHO calls it a major global public-health crisis. Strains with reduced ceftriaxone susceptibility have already been detected globally; rare fully resistant strains exist. The practical consequence is that no leftover antibiotic in your medicine cabinet can cure gonorrhea, using the wrong drug doesn't clear infection and directly accelerates resistance.

Compounding the resistance problem is silence: roughly half of women with gonorrhea have no symptoms, rectal and throat infections are almost universally asymptomatic in all groups, and even in men, who more commonly notice a urethral discharge, infections can be entirely silent. Left untreated, gonorrhea ascends into the upper reproductive tract and causes pelvic inflammatory disease with tubal scarring, infertility and ectopic pregnancy; it can also disseminate into the bloodstream causing septic arthritis and, rarely, endocarditis or meningitis. It doubles to quintuples HIV acquisition and transmission risk. Testing is the only way to know; treatment, when given correctly, is curative.

Symptoms

What are the symptoms of gonorrhea?

Roughly 50% or more of women with gonorrhea have no symptoms whatsoever, and many who do notice something attribute it to a UTI or vaginal infection. Rectal gonorrhea and throat gonorrhea are almost universally silent in all groups, men and women alike. Men are more likely to develop noticeable symptoms, particularly urethral discharge, but asymptomatic infection in men is not rare. Symptoms, when they appear, typically develop 2–14 days after exposure. However, the absence of symptoms in the first two weeks does not mean infection is absent, testing is required.

In men

  • Thick yellow-white or yellow-green urethral discharge, the classic 'drip'; more pronounced and purulent than the discharge of chlamydia
  • Burning or painful urination
  • Pain or swelling in one testicle (epididymitis when infection spreads to the epididymis)
  • Rectal infection: discharge, anal itching, soreness, bleeding or constipation, almost always asymptomatic
  • Throat infection: usually no symptoms; occasionally mild sore throat indistinguishable from other causes

In women

  • Approximately 50% have no symptoms, the most important fact about gonorrhea in women
  • Increased or changed vaginal discharge
  • Burning or painful urination, easily and dangerously confused with a urinary tract infection; standard UTI antibiotics will not clear gonorrhea
  • Pelvic or lower-abdominal pain or pain during sex (may signal ascending infection into the uterus or fallopian tubes)
  • Spotting between periods or after sex
  • Rectal and throat infection: typically asymptomatic

Disseminated gonococcal infection (DGI), 1–3% of untreated cases

  • Bacteria enter the bloodstream and seed joints, skin and, rarely, the heart or brain
  • Migratory polyarthritis: pain and swelling that moves between joints before settling
  • Dermatitis: characteristic pustular or hemorrhagic skin lesions, usually on the extremities
  • Tenosynovitis: tendon-sheath inflammation causing pain with movement
  • Can progress to septic arthritis in a single joint, endocarditis or meningitis, all requiring hospitalization and IV antibiotics

Symptoms when present overlap heavily with chlamydia, UTI and other infections. Never use symptom pattern to rule gonorrhea in or out, a NAAT at all exposed sites is the only definitive answer.

Left untreated

Why gonorrhea is worth catching early

Pelvic inflammatory disease (PID)

When gonorrhea ascends from the cervix into the uterus and fallopian tubes, it causes pelvic inflammatory disease, the most common and serious complication in women. PID can present with pain, fever and abnormal bleeding, or it can be entirely silent (subclinical PID). In either case, tubal inflammation leads to scarring that permanently damages the fallopian tubes: 10–15% of untreated women develop PID, and each episode multiplies the cumulative risk of infertility, chronic pelvic pain and ectopic pregnancy.

Infertility and ectopic pregnancy

Fallopian-tube scarring from gonorrhea-related PID can partially or fully block egg transport, causing infertility or a life-threatening ectopic (tubal) pregnancy. Re-infection multiplies the risk with each episode. These are the outcomes that early testing and treatment prevent; damage already done cannot be reversed.

Epididymo-orchitis

In men, gonorrhea can spread from the urethra to the epididymis and testes, causing painful swelling and tenderness, usually on one side. Untreated epididymo-orchitis can cause scarring that impairs sperm function and, in severe cases, threatens fertility. It is one of the most common causes of acute scrotal pain in young men.

Disseminated gonococcal infection (DGI)

Approximately 1–3% of untreated gonorrhea cases disseminate into the bloodstream, seeding joints, skin and, rarely, the heart or brain. The arthritis-dermatitis syndrome, migratory joint pain, pustular skin lesions and tenosynovitis, is the most common presentation. DGI can progress to septic arthritis in a single joint (destructive if untreated), endocarditis or meningitis. It requires IV antibiotics in a hospital setting; this is never a complication anyone should wait out.

Neonatal ophthalmia (gonococcal eye infection in newborns)

Gonorrhea passed to a newborn during vaginal delivery causes gonococcal ophthalmia neonatorum, a rapidly destructive eye infection that can cause corneal scarring and blindness within days if not treated promptly with systemic ceftriaxone. Routine neonatal eye prophylaxis (erythromycin ointment) provides partial protection, but prenatal screening and treatment of the parent is the primary safeguard. This complication is entirely preventable.

Increased HIV acquisition and transmission

Active gonorrhea substantially increases both the risk of acquiring HIV (if exposed) and the risk of transmitting it (if living with HIV). Gonorrheal inflammation disrupts the mucosal barrier, increases local CD4+ cell concentration, and amplifies viral shedding. Studies suggest active gonorrhea increases HIV risk by 2–5 times, making STI testing and treatment a direct HIV-prevention intervention.

Reactive arthritis

Gonorrhea can trigger reactive arthritis, joint inflammation driven by the immune response to infection rather than by bacteria invading the joint directly. This is more commonly associated with chlamydia but occurs with gonorrhea as well, particularly in people with certain genetic predispositions. It can cause joint pain, eye inflammation and urinary symptoms lasting weeks to months.

Treatment

How is gonorrhea treated?

Gonorrhea is curable, but only with the correct drug and dose. Because N. gonorrhoeae has developed resistance to penicillins, tetracyclines, fluoroquinolones and oral cephalosporins, the CDC-recommended first-line treatment is a single 500 mg intramuscular injection of ceftriaxone (1 g IM if body weight is 150 kg or more). There is no reliable oral first-line option for gonorrhea in 2025, oral cephalosporins like cefixime have inadequate efficacy for pharyngeal infection and are not recommended as routine substitutes. Never self-treat with leftover antibiotics: using the wrong drug won't clear the infection and actively drives resistance that puts the entire ceftriaxone era at risk.

Treat partners

All sexual partners from the last 60 days (or the most recent partner if the last sexual contact was more than 60 days ago) should be evaluated, tested and treated. Avoid sex for 7 days after you and all partners have completed treatment and all symptoms have resolved, re-infection from an untreated partner is the single most common reason gonorrhea recurs. Where state law allows, Expedited Partner Therapy (EPT) enables patients to deliver medication or a prescription directly to partners who cannot access care, check your state's EPT laws or ask your provider.

In pregnancy

Ceftriaxone 500 mg IM is safe and recommended throughout pregnancy. Doxycycline is contraindicated in pregnancy; if chlamydia co-infection is suspected, azithromycin is substituted. A test-of-cure at 7–14 days is recommended for pregnant patients. Untreated gonorrhea during pregnancy is associated with preterm birth, premature rupture of membranes and neonatal ophthalmia, a rapidly destructive eye infection that can cause blindness in a newborn. Newborns born to untreated mothers should receive prophylactic eye drops (erythromycin ointment) and systemic ceftriaxone if ophthalmia develops.

Re-test after treatment

Retest for gonorrhea in 3 months: re-infection from an untreated partner, not treatment failure, is the most common reason gonorrhea recurs after successful treatment. For throat gonorrhea specifically, confirm cure with a repeat NAAT or culture at 1–2 weeks after treatment because eradication rates from the pharynx are lower than from genital sites with any antibiotic regimen, including ceftriaxone.

Resistance note: Gonorrhea is on the CDC's 'urgent threat' list for antibiotic resistance: it has sequentially defeated every drug class previously used, including penicillin, tetracycline, fluoroquinolones, and oral cephalosporins. The current first-line treatment, injectable ceftriaxone, is not yet widely resistant, but strains with reduced susceptibility have been detected globally and fully resistant strains have been documented in rare cases. This is why no oral alternative is endorsed, why culture and sensitivity testing matters when treatment fails, and why always completing the correctly dosed prescribed regimen is critical. Using the wrong antibiotic, or an incomplete course, doesn't cure the infection and directly contributes to the resistance pipeline.

Prevention

How to prevent gonorrhea

  • Use condoms correctly and consistently

    Male and female condoms, used correctly from start to finish for every sex act, reduce gonorrhea transmission risk by approximately 70%. Condoms do not cover all potentially infected mucosal surfaces, particularly for oral sex, but they are the most effective behavioral intervention available and should be used consistently with new or non-exclusive partners.

  • Test regularly: on a schedule, not just when symptomatic

    Because gonorrhea is so often silent, symptoms are a poor screening strategy: most infections are discovered through scheduled testing, not because someone felt ill. Annual testing is recommended for sexually active women under 25 and women with risk factors; every 3–6 months for MSM or anyone with multiple partners. Routine testing is the only way to interrupt the silent transmission cycle.

  • Test at every exposed site

    Throat and rectal gonorrhea can only be detected by site-specific NAAT swabs, a urine test alone misses roughly 70% of rectal and throat infections in MSM. If you've had receptive oral or anal sex, ask specifically for throat and rectal swabs. These infections are sources of ongoing transmission precisely because they go undetected and untreated when only genital tests are performed.

  • Treat partners, and stop the re-infection cycle

    The most common reason gonorrhea comes back after treatment is re-infection from a partner who was never evaluated or treated. Make sure all recent partners (within 60 days) are notified, tested and treated before you resume sex. Expedited Partner Therapy (EPT) is available in many states and lets you bring medication directly to a partner. Re-test yourself at 3 months: not because treatment failed, but because re-exposure is common.

  • Understand the antibiotic resistance picture

    Never self-treat gonorrhea with leftover antibiotics: penicillin, ciprofloxacin, azithromycin and oral cephalosporins are no longer reliably effective, and using them won't cure the infection while giving it another opportunity to develop resistance. Ceftriaxone is given by injection for a reason: it achieves higher drug concentrations than any oral alternative. If you've been treated and still have symptoms after a week, contact your provider, don't take more antibiotics without guidance.

Who is most at risk

Who is most at risk for gonorrhea?

Gay, bisexual and other men who have sex with men (MSM)
MSM have the highest gonorrhea rates of any demographic group and face the added complexity of multi-site infection: genital, rectal and throat gonorrhea occurring simultaneously in the same person, each site often asymptomatic and each capable of independent transmission. Routine 3-site screening (urethra, rectum, throat) every 3–6 months is recommended for sexually active MSM, not the standard annual screen. Gonorrhea in this population is also a significant driver of HIV transmission due to mucosal disruption.
MSM account for a disproportionate share of reported gonorrhea; throat and rectal infections in MSM are nearly universally asymptomatic without multi-site testing.
Young people aged 15–24
Young adults account for nearly half of all reported gonorrhea cases in the United States: a disproportion that reflects a combination of higher rates of new partnerships, lower rates of consistent condom use, and lower access to routine STI screening. Annual screening is recommended for all sexually active young women; young men should test after new partners or possible exposures.
People aged 15–24 account for approximately 46% of reported gonorrhea cases in the US.
Black and African American individuals
Black and African American communities are affected by gonorrhea at rates approximately 8 times higher than white Americans: a health equity gap driven by structural barriers to care including limited access to screening, insurance coverage gaps, higher rates of residential poverty and health-care provider shortages in affected communities. This disparity reflects structural inequity, not individual behavior. Targeted, accessible screening in these communities is a public-health priority.
Gonorrhea rates in Black/African American individuals are approximately 8 times higher than in white individuals (CDC STI Surveillance 2023).
People with prior gonorrhea infection
Having had gonorrhea once does not confer immunity, re-infection is not just possible but common. Prior infection is itself a risk factor because it often signals ongoing exposure patterns and the likely presence of untreated partners. People with a history of gonorrhea should test more frequently (at least every 3–6 months) and ensure all partners are treated before resuming sex.
Re-infection rates are high; 3-month re-testing after treatment consistently identifies new infections.
People living with HIV
People living with HIV have higher rates of gonorrhea and are more likely to experience treatment complications. Gonorrhea also amplifies HIV viral shedding in genital secretions, increasing the risk of HIV transmission to partners. Routine gonorrhea screening at every clinical encounter is standard of care for sexually active people with HIV.
Active gonorrhea increases HIV transmission and acquisition risk by an estimated 2–5 times.

Stats & rates

How common is gonorrhea in the U.S.?

Young people aged 15–24 account for nearly half of reported gonorrhea cases. Black and African American communities are disproportionately affected at rates approximately 8 times higher than white Americans: a health equity gap driven by structural barriers to care, not individual behavior. Men who have sex with men have higher rates than the general population and face the added complexity of multi-site infection (genital, rectal and throat) that requires testing at multiple anatomic sites to detect.

179.5 /100k
Reported rate (2023)
601k
Reported cases (2023)
#2
Most reported STI in the U.S.

Reported STD rates in the U.S. over time (per 100,000)

Chlamydia ▼1% vs 2022
ChlamydiaGonorrheaSyphilis (P&S)
02505002020202120222023

Between 2020 and 2023 in the U.S., chlamydia has risen from 476.7 to 492.2 per 100,000 (3%), gonorrhea has fallen from 204.5 to 179.5 per 100,000 (12%), and P&S syphilis has risen from 12.6 to 15.8 per 100,000 (25%).

The 2020 dip reflects reduced pandemic-era screening, not lower transmission. Source: CDC NCHHSTP AtlasPlus / STI Surveillance 2023.

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Good to Know

Gonorrhea FAQs

Common questions about gonorrhea, answered.

Can gonorrhea be cured with antibiotics?

Yes: gonorrhea is curable, but only with the right antibiotic given at the right dose. The CDC-recommended treatment is a single 500 mg intramuscular injection of ceftriaxone (1 g if body weight is 150 kg or more). When this is administered correctly, it reliably clears genital and rectal gonorrhea; throat gonorrhea is somewhat harder to clear and requires a test-of-cure swab 1–2 weeks later. The key word is 'correctly': the wrong drug, an incomplete course, or an oral substitute won't clear the infection and drives the resistance that makes gonorrhea harder to treat for everyone.

Why can't I use oral antibiotics to treat gonorrhea?

Neisseria gonorrhoeae has developed resistance to every antibiotic class previously used against it, including oral options. Fluoroquinolones (ciprofloxacin, levofloxacin) are no longer effective. Oral cephalosporins like cefixime have inadequate drug concentrations at the throat and are no longer recommended as first-line. Azithromycin-based regimens have been discontinued due to widespread resistance. The injectable ceftriaxone achieves drug concentrations that oral drugs cannot replicate, which is exactly why the current standard requires an injection rather than a pill. If you cannot receive an injection due to a true cephalosporin allergy, ask your provider about the CDC-recommended alternative (gentamicin plus azithromycin).

What does gonorrhea discharge look like?

In men, gonorrhea typically produces a thick, yellow or yellow-green urethral discharge: often described as purulent, and more pronounced than the thinner, clearer discharge of chlamydia. This is the symptom that earned gonorrhea the name 'the drip.' In women, discharge may be increased or changed in color or consistency, but it's frequently indistinguishable from normal vaginal secretions, or absent altogether. Rectal infection may produce a small amount of discharge, but is usually found only on examination or by swab. Never rely on discharge characteristics to diagnose or rule out gonorrhea.

Can you get gonorrhea in the throat?

Yes, pharyngeal gonorrhea is common and is one of the most clinically important sites because it is almost always completely asymptomatic. Most people with throat gonorrhea have no sore throat, no swollen glands, and nothing to suggest an infection is present. It's detected only with a throat swab (NAAT), and it's particularly prevalent among men who have sex with men who practice receptive oral sex. Pharyngeal gonorrhea is also the most difficult site to treat: cure rates with ceftriaxone are lower at the throat than at genital sites, which is why a test-of-cure swab 7–14 days after treatment is recommended.

Can gonorrhea cause infertility?

Yes, and this is one of the most serious reasons to test and treat early. In women, untreated gonorrhea ascends from the cervix into the uterus and fallopian tubes, causing pelvic inflammatory disease (PID). PID causes tubal scarring that can partially or fully block the fallopian tubes: preventing fertilization (infertility) or allowing a fertilized egg to implant in the tube rather than the uterus (ectopic pregnancy, which is life-threatening). Studies suggest 10–15% of untreated women develop PID, and each subsequent infection multiplies the cumulative scarring risk. In men, untreated gonorrhea can cause epididymitis, which in severe cases can impair sperm function. Early treatment with ceftriaxone prevents these outcomes entirely.

What is disseminated gonococcal infection?

Disseminated gonococcal infection (DGI) occurs when N. gonorrhoeae enters the bloodstream and spreads beyond the original infection site: affecting joints, skin and, rarely, the heart or brain. It develops in approximately 1–3% of untreated gonorrhea cases and is the most common cause of infectious arthritis in sexually active young adults. The classic presentation is a triad: migratory polyarthritis (pain and swelling that moves from joint to joint), dermatitis (pustular or hemorrhagic skin lesions, often on the hands and feet), and tenosynovitis (tendon-sheath inflammation). DGI can progress to septic arthritis in a single joint, which can permanently destroy cartilage if not treated promptly, and to endocarditis or meningitis in rare cases. It requires hospitalization and intravenous ceftriaxone.

Can gonorrhea come back after treatment?

Yes, and it's more common than most people expect. Being cured of gonorrhea gives you no immunity whatsoever: you can be re-infected the same day if you have sex with a partner who still has untreated gonorrhea. Re-infection from an untreated partner is, in fact, the most common reason gonorrhea seems to 'come back' after a confirmed course of ceftriaxone. True antibiotic treatment failure, meaning the drug didn't clear the infection, is rare when ceftriaxone is correctly administered, but it does occur and requires culture and sensitivity testing. The distinction matters because re-infection is treated with standard ceftriaxone, while true treatment failure requires investigation and a different approach.

Is gonorrhea contagious if I have no symptoms?

Absolutely yes, and this is why asymptomatic gonorrhea drives the epidemic. N. gonorrhoeae colonizes mucous membranes regardless of whether symptoms develop, and the bacteria are shed in genital secretions, rectal fluid and saliva from infected throat tissue. Most rectal and throat infections, and roughly half of all genital infections in women, produce no symptoms, yet all of them are contagious. The absence of symptoms does not reduce transmissibility. This is the fundamental reason routine screening matters: most gonorrhea is transmitted by people who have no idea they're infected.

Can a baby get gonorrhea?

Yes, a newborn can contract gonorrhea from an infected parent during vaginal delivery. The resulting infection is called gonococcal ophthalmia neonatorum: gonorrhea colonizes the baby's eyes as it passes through an infected birth canal, causing a rapidly progressive purulent eye infection that can cause permanent corneal scarring and blindness within days if not treated with systemic ceftriaxone. This is why all newborns in the US routinely receive antibiotic eye drops (erythromycin ointment) at birth, but prophylaxis is not 100% effective and is not a substitute for prenatal testing and treatment. Screening at the first prenatal visit (and again in the third trimester for those at risk) is the primary safeguard for the baby.

Does gonorrhea increase HIV risk?

Yes, substantially. Active gonorrheal infection increases both the risk of acquiring HIV during an exposure and the risk of transmitting HIV to a partner. The mechanism is biological: gonorrhea causes mucosal inflammation that disrupts the epithelial barrier, concentrates HIV-susceptible immune cells (CD4+ T-cells) at the site of infection, and amplifies HIV viral shedding in genital secretions. Studies suggest that active gonorrhea increases the per-act probability of HIV acquisition and transmission by approximately 2–5 times. This makes STI screening and treatment, including gonorrhea, an integral component of HIV prevention, not a separate concern.

What if I'm allergic to penicillin?

Penicillin allergy does not automatically preclude ceftriaxone, which is a cephalosporin, a related but distinct antibiotic class. True immunological cross-reactivity between penicillin and cephalosporins is estimated at less than 2% in people with documented penicillin allergy, and most people who report penicillin allergy are not actually allergic on formal testing. If your allergy history suggests a high risk of cross-reaction (anaphylaxis, urticaria or severe prior penicillin reaction), discuss this with your provider, allergy evaluation or desensitization may be appropriate. For confirmed, severe cephalosporin allergy, the CDC-recommended alternative for gonorrhea is gentamicin 240 mg IM single dose plus azithromycin 2 g orally (note: azithromycin alone is not effective for gonorrhea).

Can you get gonorrhea from oral sex?

Yes, gonorrhea can be transmitted through oral sex in multiple directions. The person giving oral sex can acquire pharyngeal (throat) gonorrhea from an infected genital or rectal area. The person receiving can acquire urethral or cervical gonorrhea from an infected mouth and throat. Pharyngeal gonorrhea is especially common in men who have sex with men who practice receptive oral sex, and it is almost universally asymptomatic, most people with throat gonorrhea have no sore throat or discomfort. Because condoms and dental dams are used less consistently for oral sex than for vaginal or anal sex, oral gonorrhea transmission is a significant and underappreciated route of spread. Site-specific throat swabs are the only way to detect it.

Medically Reviewed · Updated

Reviewed by Mark Riegel, MD · Sexual Health Physician · Chief Medical Reviewer

Physician focused on sexual health, STI testing, treatment and prevention, and EasySTD's chief medical reviewer. Owns the condition guides and is the clinical backstop for any page without a more specific specialist. Our editorial guidelines →

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