How long after exposure can I test?

Most STDs won’t show up on a test right away. It can take weeks, or sometimes months, before an infection shows up. Every STD is a little different.

 

STDTypeTestSoonestRecommendedIf I Test Positive, Do I Need to Get Retested After Treatment?
HIVViralHuman Immunodeficiency Virus 1/O/2 (HIV-1/O/2) Antigen/Antibody (Fourth Generation)90 Days180 DaysRetesting is not necessary, since HIV is a virus and remains in your system for life. Seek treatment if you test positive for HIV.
HIVViralHIV/HTLV, DNA PCR With Antibodies, ICMA28 Days Retesting is not necessary, since HIV is a virus and remains in your system for life. Seek treatment if you test positive for HIV.
HerpesViralHSV Type 2-Specific Ab, IgG21 Days180 DaysEven if you tested negative for Genital Herpes, it is advised to retest after 3 months to confirm the initial results.
HerpesViralHSV igM, I, II Combo (NOT SPECIFIC TO TYPE I OR II)10 Days30 DaysIf you tested negative, get retested frequently if you have unprotected oral sex or come in contact with Herpes 1 fluids like saliva or semen.
Hepatitis AViralHepatitis Panel, Acute (4)15 Days60 DaysRetesting is not necessary, since Hepatitis A is a virus, and remains in your system for life.
Hepatitis BViralHepatitis Panel, Acute (4)45 Days180 DaysRetesting is not necessary, since Hepatitis B is a virus, and remains in your system for life.
Hepatitis CViralHepatitis Panel, Acute (4)14 Days180 DaysGet retested after 3 months to confirm your initial test results.
SyphilisBacterialSyphilis10 Days90 DaysGet tested again after 3 months to ensure that you are clear of the Treponema pallidum bacteria.
ChlamydiaBacterialChlamydia/Gonorrhea NNA – urine3 Days7 DaysGet tested again 2 weeks after treatment to ensure that you are clear of the Chlamydia trachomatis bacteria.
GonorrheaBacterialChlamydia/Gonorrhea NNA – urine3 Days7 DaysGet tested 2 weeks after being treated to ensure that you are clear of the Neisseria gonorrhoeae bacteria.