
Latent syphilis: If patients are not treated for syphilis, the disease enters the latent (hidden) stage. During the latent stage, patients usually do not have any symptoms, and this can last for many years. Signs and symptoms may never return, or the disease can progress to the tertiary stage.
Full Answer
What happens if syphilis is not treated?
Syphilis can cause blindness or paralysis. It increases your chances of getting and spreading HIV, the virus that causes AIDS. Over time, it can damage your organs and even lead to death. And, of course, if you’re not treated, you’ll likely spread the STD to your sexual partner.
What happens the first day of treatment for syphilis?
The first day you receive treatment you may experience what's known as the Jarisch-Herxheimer reaction. Signs and symptoms include a fever, chills, nausea, achy pain and a headache. This reaction usually doesn't last more than one day. After you're treated for syphilis, your doctor will ask you to:
Who should be offered treatment for syphilis?
Those without a history of treatment for syphilis should be offered treatment. Unless a medical history or results of a physical examination indicate a recent infection, previously untreated persons should be treated for syphilis of unknown duration or late latent syphilis.
Will syphilis treatment work if I’m pregnant?
There are no over-the-counter medications or home remedies that will cure syphilis -- only antibiotics can do that. Will Syphilis Treatment Work If I’m Pregnant? Yes. If you’re expecting, it’s especially important to seek treatment because you could pass the disease on to your fetus or newborn.

What happens if syphilis treatment fails?
Having syphilis once does not protect patients from getting the disease again. Even after successful treatment, patients might still be re-infected by unprotected sexual contact. The re-infection rate of syphilis is high, especially among high-risk population [3–5].
Is it possible for syphilis treatment to not work?
Treatment failure can occur with any regimen given for any syphilis stage. All patients treated for syphilis require clinical and serologic follow-up at 6, 12, and, for those treated for latent syphilis, 24 months.
What happens if syphilis doesn't go away after treatment?
Late stages of syphilis can cause tumors, blindness, and paralysis. It can damage your nervous system, brain and other organs, and may even kill you. Syphilis is easily curable with antibiotics in the early stages. If you get treatment late, it will still cure the infection and stop future damage to your body.
What happens if penicillin doesn't work for syphilis?
If you're allergic to penicillin, your doctor may suggest another antibiotic or recommend penicillin desensitization. The recommended treatment for primary, secondary or early-stage latent syphilis — which refers to an infection within the last year — is a single injection of penicillin.
How long does it take to cure syphilis after penicillin shot?
If you had syphilis for more than one year, you need three shots—one shot a week for three weeks. If you're allergic to penicillin, be sure to tell your doctor. If you have an advanced case of syphilis, you may need stronger treatment. You may get shots of penicillin every day for 10 days.
Can syphilis reactivate after treatment?
Syphilis can't be spread by using the same toilet, bathtub, clothing or eating utensils, or from doorknobs, swimming pools or hot tubs. Once cured, syphilis doesn't return on its own. However, you can become reinfected if you have contact with someone's syphilis sore.
What are the late stages of syphilis?
Late stage syphilis can be cured but the damage done to the body is permanent....Signs and symptoms of late stage tertiary syphilis include:difficulty coordinating muscle movements.paralysis.numbness.gradual blindness.dementia.
How long does syphilis last after treatment?
It appears at the location where syphilis enters the body. These painless chancres can occur in locations that make them difficult to notice (e.g., the vagina or anus). The chancre lasts 3 to 6 weeks and heals regardless of whether a person receives treatment.
How long does it take to cure syphilis?
Like primary syphilis, the signs and symptoms of secondary syphilis go away on their own without treatment in 2 to 6 weeks. But, you still have syphilis and it is dangerous. You should see your health care provider even if you do not have signs or symptoms. If you do not, you may get sicker.
How soon after syphilis treatment Can you retest?
People with latent syphilis should have quantitative nontreponemal serologic tests repeated at 6, 12, and 24 months. CSF examination should be performed if serology fails to indicate response to treatment.
What is the treatment for secondary syphilis?
Treating and curing syphilis Primary and secondary syphilis are easy to treat with a penicillin injection. Penicillin is one of the most widely used antibiotics and is usually effective in treating syphilis. People who are allergic to penicillin will likely be treated with a different antibiotic, such as: doxycycline.
What is the fastest way to cure syphilis?
A single injection of long-acting Benzathine penicillin G can cure the early stages of syphilis. This includes primary, secondary, or early latent syphilis.
Nontreponemal Tests and Traditional Algorithm
False-positive nontreponemal test results can be associated with multiple medical conditions and factors unrelated to syphilis, including other infections (e.g., HIV), autoimmune conditions, vaccinations, injecting drug use, pregnancy, and older age ( 566, 569 ).
Treponemal Tests and Reverse Sequence Algorithm
The majority of patients who have reactive treponemal tests will have reactive tests for the remainder of their lives, regardless of adequate treatment or disease activity. However, 15%–25% of patients treated during the primary stage revert to being serologically nonreactive after 2–3 years ( 570 ).
Cerebrospinal Fluid Evaluation
Further testing with CSF evaluation is warranted for persons with clinical signs of neurosyphilis (e.g., cranial nerve dysfunction, meningitis, stroke, acute or chronic altered mental status, or loss of vibration sense).
Special Considerations
Parenteral penicillin G is the only therapy with documented efficacy for syphilis during pregnancy. Pregnant women with syphilis at any stage who report penicillin allergy should be desensitized and treated with penicillin (see Management of Persons Who Have a History of Penicillin Allergy).
Management of Sex Partners
Sexual transmission of T. pallidum is thought to occur only when mucocutaneous syphilitic lesions are present. Such manifestations are uncommon after the first year of infection.
What test can confirm syphilis?
Blood. Blood tests can confirm the presence of antibodies that the body produces to fight infection. The antibodies to the syphilis-causing bacteria remain in your body for years, so the test can be used to determine a current or past infection. Cerebrospinal fluid.
How to prevent HIV infection?
Avoid sexual contact with new partners until the treatment is completed and blood tests indicate the infection has been cured. Notify your sex partners so that they can be tested and get treatment if necessary. Be tested for HIV infection.
How long does a Jarisch Herxheimer reaction last?
Signs and symptoms include a fever, chills, nausea, achy pain and a headache. This reaction usually doesn't last more than one day.
What to do when you have a pre-appointment?
At the time you make the appointment, ask if there's anything you need to do in advance. Write down any symptoms you're experiencing, including any that may seem unrelated to the reason for which you scheduled the appointment .
Can you cure syphilis with penicillin?
When diagnosed and treated in its early stages, syphilis is easy to cure. The preferred treatment at all stages is penicillin, an antibiotic medication that can kill the organism that causes syphilis. If you're allergic to penicillin, your doctor may suggest another antibiotic or recommend penicillin desensitization.
How long do side effects of syphilis last?
Joint or muscle pain. All of the above, plus nausea and chills. If you do have side effects, they typically only last about 24 hours. Once you’ve completed your treatment, the antibiotics will kill the bacteria that cause syphilis and prevent any additional problems from occurring because of that particular case.
Can you get syphilis again?
And, they’ll advise you to be tested for HIV and avoid all sexual contact until blood tests confirm you’re cured. And remember that getting treatment doesn’t mean you can’t get syphilis again or spread it at a later time.
Can syphilis cause blindness?
Syphilis can cause blindness or paralysis. It increases your chances of getting and spreading HIV, the virus that causes AIDS. Over time, it can damage your organs and even lead to death. And, of course, if you’re not treated, you’ll likely spread the STD to your sexual partner.
Can you give penicillin to a newborn?
Yes. If you’re expecting, it’s especially important to seek treatment because you could pass the disease on to your fetus or newborn. Again, your doctor will give you penicillin. If you’re allergic to it, your doctor will have you go through a special process to enable you to take the antibiotic.
How long does it take to get penicillin for syphilis?
Here’s how you may get the antibiotic: Early stage: One shot of penicillin. Late stage: Three shots of penicillin, with one shot given each week for three weeks. Syphilis affects your nervous system: Penicillin given through an IV (intravenous) infusion, with treatment given once a week for two weeks. To treat syphilis with penicillin, you need ...
How long after syphilis treatment can you have sex?
To treat syphilis with penicillin, you need a shot or IV infusion. Taking penicillin pills cannot cure you. You should not have sex for at least 1 week after treatment and until all symptoms have gone away.
What happens if you catch syphilis in a late stage?
If the syphilis was caught in a late stage, it may have affected your body in other ways. You may need other medical tests. People also need follow-up syphilis blood tests to make sure the syphilis treatment worked. Taking good care of yourself also plays an important role in your treatment.
How long does it take for a bacterial reaction to go away?
It’s possible that the person’s immune system is reacting to the dying bacteria. The reaction clears quickly on its own, usually disappearing completely within 24 hours.
What to do if you have syphilis?
If you might have syphilis, your doctor will order a blood test. If this blood test is positive, the lab typically performs a second test on your blood to confirm that you have syphilis. If you have syphilis, you need treatment.
Can you take penicillin while pregnant?
These antibiotics can be less effective at treating syphilis. If you are pregnant and allergic to penicillin, you must treat with penicillin. It’s the only antibiotic that can treat both mother and baby. A method called “desensitization” is used so that you can be safely treated with penicillin.
Does a doctor have to report syphilis to the local health department?
It will also prevent them from giving the infection back to you or to other people. Your doctor is required by law to report all syphilis infections to the local health department. If you prefer, the health department can help notify your partner (s) that they need to be tested.
What happens if you leave syphilis untreated?
What Happens If Syphilis Is Left Untreated? Center. Untreated syphilis can lead to permanent damage. Untreated syphilis can lead to permanent damage to multiple body systems such as the brain, heart, and eyes and result in life-threatening complications. Syphilis can be cured completely in the initial stages with antibiotics ( Penicillin ).
How long does syphilis last?
During the latent stage, patients usually do not have any symptoms, and this can last for many years.
How long does it take for a chancre to heal?
Chancres usually heal on their own six weeks. Secondary syphilis: Few weeks after the chancre heals, a rash appears, starting on the trunk and spreads to the rest of the body including the palms and soles. There is usually no pain or itching. Wart-like sores can occur in the mouth or genitals.
What are the complications of genitourinary infection?
Genitourinary complications: Impotency in men. Urinary incontinence (inability to control urination) Human immunodeficiency virus ( HIV) infection: Patients with syphilis have a significantly increased risk of contracting HIV. Chancres bleed easily, leading to easy transmission of HIV during sexual activity.
How does syphilis enter the body?
Occasionally, the bacteria can enter your body through minor cuts or abrasions on the skin or mucous membranes. Syphilis is contagious during its primary and secondary stages and rarely in the early periods of the tertiary (latent) stage.
What are the bumps on the skin that can be caused by syphilis?
Gummas: Small bumps or tumors called gummas can develop on the skin, bones, and other organs such as the liver in the late stage of syphilis. Gummas usually disappear after treatment of syphilis with antibiotics. Neurological complications: Syphilis can damage the brain and nervous system causing the following:
Where does syphilis occur?
The sore can occur anywhere over the body but is common in the mouth and genitals. It may sometimes be hidden within the rectum or vagina.
What happens if you don't treat syphilis?
Your sexual partners need to be treated, too. If you don’t treat syphilis, it can lead to very serious health problems. X in a circle.
How to get rid of syphilis?
Syphilis is usually super easy to get rid of in the early stages. Your nurse or doctor will prescribe antibiotics to treat the infection — usually penicillin, unless you’re allergic or can’t take it for other reasons. If you’re having syphilis treatment, it’s really important for your sexual partners to get treated also.
Can syphilis be passed to a baby?
Syphilis can be passed to your fetus during pregnancy or to your baby at birth. This is called congenital syphilis, and it’s very dangerous. Congenital syphilis can lead to stillbirth, birth defects, or infant death. You should be tested for syphilis if you’re pregnant to make sure this doesn’t happen.
Can you pass syphilis back and forth?
If you’re having syphilis treatment, it’s really important for your sexual partners to get treated also. Otherwise, you may pass the infection back and forth, or to other people.
Can you pass syphilis to someone?
Even though syphilis is common and has mild symptoms in the beginning, it can become a really big deal if it’s not treated. You can also easily pass it to other people. Syphilis is easily cured in the early stages. But if you don’t treat syphilis early on, it can get worse and do serious harm to your body in the future.
Can you get syphilis again?
Make sure you both take all of the medicine prescribed to you. Even if you finish your treatment and the syphilis is totally gone, it’s still possible to get a new syphilis infection again if you’re exposed in the future. Syphilis isn’t a one-time-only deal. So use condoms and/or dental dams and get tested regularly.
What is the best treatment for syphilis?
Treatment for syphilis. After determining that you have syphilis, your doctor may give you a single injection of long-acting penicillin if you are still in the primary stages. If you are allergic to penicillin, your doctor may give you antibiotics like doxycycline, azithromycin, or ceftriaxone.
What to ask a doctor about syphilis?
They will examine your symptoms and the affected area. Your doctor may also take blood samples which will be tested in a lab to determine if you have syphilis.
How long does it take for a chancre to disappear?
You may have one or more sores. The chancre disappears within three to six weeks.
How long does penicillin last in the hospital?
This medicine is usually given intravenously in a hospital for up to two weeks.
What is syphilis STD?
What is syphilis? Syphilis is a sexually transmitted disease (STD) and the treatment will depend on the stage at which you are diagnosed in. Syphilis is a common infection in people, especially adults, around the world. Consequently, it is important for you to know what it is, and what causes it. This will help you know how to treat it, ...
What are the symptoms of secondary syphilis?
After the early symptoms are gone, you will enter the secondary stage. You may start experiencing signs of secondary syphilis which include: A reddish brown rash. White patches in the mouth. Headaches, fever, tiredness, and other flu-like symptoms.
How many groups of people are affected by syphilis?
Symptoms are usually the same for men and women. They can be classified into three groups.
What to do if you have syphilis?
This disease is common, and it can be cured. If you find out that you have syphilis, dermatologists recommend that you: Get treated . With the right antibiotic, syphilis can be cured.
Can syphilis cause hearing loss?
Without treatment, syphilis can spread to other parts of your body, and eventually cause permanent damage. Having syphilis for a long time can cause hearing loss, heart damage, and many other health problems. Tell your sex partner (s) that you were diagnosed with syphilis. Some people find this difficult to do.

Nontreponemal Tests and Traditional Algorithm
- False-positive nontreponemal test results can be associated with multiple medical conditions and factors unrelated to syphilis, including other infections (e.g., HIV), autoimmune conditions, vaccinations, injecting drug use, pregnancy, and older age (566,569). Therefore, persons with a reactive nontreponemal test should always receive a treponemal ...
Treponemal Tests and Reverse Sequence Algorithm
- The majority of patients who have reactive treponemal tests will have reactive tests for the remainder of their lives, regardless of adequate treatment or disease activity. However, 15%–25% of patients treated during the primary stage revert to being serologically nonreactive after 2–3 years (570). Treponemal antibody titers do not predict treatment response and therefore should …
Cerebrospinal Fluid Evaluation
- Further testing with CSF evaluation is warranted for persons with clinical signs of neurosyphilis (e.g., cranial nerve dysfunction, meningitis, stroke, acute or chronic altered mental status, or loss of vibration sense). All patients with ocular symptoms and reactive syphilis serology need a full ocular examination, including cranial nerve evaluation. If cranial nerve dysfunction is present, a …
Diagnosis
- Tests
Syphilis can be diagnosed by testing samples of: 1. Blood.Blood tests can confirm the presence of antibodies that the body produces to fight infection. The antibodies to the syphilis-causing bacteria remain in your body for years, so the test can be used to determine a current or past inf…
Treatment
- Medication
When diagnosed and treated in its early stages, syphilis is easy to cure. The preferred treatment at all stages is penicillin, an antibiotic medication that can kill the organism that causes syphilis. If you're allergic to penicillin, your doctor may suggest another antibiotic or recommend penicillin d… - Treatment follow-up
After you're treated for syphilis, your doctor will ask you to: 1. Have periodic blood tests and exams to make sure you're responding to the usual dosage of penicillin. Your specific follow-up will depend on the stage of syphilis you're diagnosed with. 2. Avoid sexual contact with new part…
Clinical Trials
- Explore Mayo Clinic studiestesting new treatments, interventions and tests as a means to prevent, detect, treat or manage this condition.
Coping and Support
- Finding out you have syphilis can be extremely upsetting. You might experience anger if you feel you've been betrayed, or shame if you think you've infected others. However, hold off placing blame. Don't assume that your partner has been unfaithful to you. One (or both) of you may have been infected by a past partner.
Preparing For Your Appointment
- Most people don't feel comfortable sharing the details of their sexual experiences, but the doctor's office is one place where you have to provide this information so that you can get the right care.