STD Facts: Chancroid
(caused by Haemophilus ducreyi)
NOTE: Chancroid is rare in the U.S. If you have signs or symptoms of any sexually transmitted disease you should see a health care provider for evaluation and possible treatment.
Signs and Symptoms
- Painful and draining open sores in the genital area
- Painful, swollen lymph nodes in the groin
- Begin 4-10 days after exposure
- Vaginal sex
- Oral sex
- Anal sex
- Skin to skin contact with infected lesion or sore
If left untreated, chancroid:
- Can spread to sex partners
- Makes it easier to transmit or acquire HIV during sex
- Can cause destruction of foreskin tissue on penis
- Sores can become infected with other germs
- Avoiding vaginal, oral or anal sex is the best way to prevent STDs.
- Latex condoms, when used consistently and correctly, can reduce the risk of chancroid only when the infected areas are covered or protected by the condom.
- Always use condoms during vaginal and anal sex.
- Use a condom for oral sex on a penis.
- Use a barrier (dental dam or condom cut in half) for oral sex on a vagina or anus.
- Limit the number of sex partners.
- Notify sex partners immediately if infected.
- Infected sex partners should be tested and treated.
Testing and Treatment
- Get a test from a medical provider if infection is suspected.
- Chancroid can be cured using medication prescribed by a medical provider.
- Partners should be treated at the same time.
- STD Testing
Find free or low-cost testing near you.
NOTE: A person can be re-infected after treatment.
For More Information
Signs and symptoms, transmission, complications, prevention and treatment for STDs.
For People who Have Been Sexually Assaulted: Information About STDs
For those who may have been sexually assaulted, this brochure provides guidelines on being tested for HIV and other STDs.