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MSDMERCK MANUALConsumer Version
Sexually Transmitted Infections (STIs)
  • Overview of Sexually Transmitted Infections
    • What are sexual transmitted infections (STIs)?
    • What causes STIs?
    • What are the symptoms of STIs?
    • How can doctors tell if I have an STI?
    • How can I prevent STIs?
      • Practice safe sex
      • Get vaccines (shots)
    • How do doctors treat STIs?
  • Chlamydia
    • What is chlamydia?
    • What are the symptoms of chlamydia?
      • Women
      • Men
      • Women and men
    • How can doctors tell if I have chlamydia?
    • How do doctors treat chlamydia?
  • Human Papillomavirus (HPV) Infection
    • What is HPV (human papillomavirus)?
    • How do I get an HPV infection?
    • What are genital warts?
    • What are the symptoms of genital warts?
    • How can doctors tell if I have genital warts?
    • How do doctors treat genital warts?
    • How can I prevent genital warts?
  • Gonorrhea
    • What is gonorrhea?
    • What are the symptoms of gonorrhea?
      • Women
      • Men
      • Women and men
    • How can doctors tell if I have gonorrhea?
    • How do doctors treat gonorrhea?
  • Syphilis
    • What is syphilis?
    • What are the 3 stages of syphilis?
    • What are the symptoms of syphilis?
      • Symptoms of stage 1 (primary) syphilis
      • Symptoms of stage 2 (secondary) syphilis
      • Symptoms of stage 3 (tertiary or late) syphilis
    • How can doctors tell if I have syphilis?
    • How do doctors treat syphilis?
  • Trichomoniasis
    • What is trichomoniasis?
    • What causes trichomoniasis?
    • What are the symptoms of trichomoniasis?
      • Women
      • Men
    • How can doctors tell if I have trichomoniasis?
      • Women
      • Men
    • How do doctors treat trichomoniasis?
MSD
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