STI testing without a GP in Australia

What a standard screen covers. A typical asymptomatic screen looks for chlamydia and gonorrhoea (urine, and swabs from any site of exposure), plus blood tests for HIV, syphilis, and hepatitis B and C. Herpes is not part of routine asymptomatic screening — blood antibody testing for HSV is difficult to interpret and is generally only recommended in specific situations.

Window periods matter more than anything else. Testing too early is the main reason a screen gives false reassurance. Chlamydia and gonorrhoea are usually detectable around two weeks after exposure; modern fourth-generation HIV tests are reliable at six weeks; syphilis and hepatitis C can take up to twelve weeks. If you are inside the window, note the date of exposure and plan a repeat rather than treating a negative as final.

Your options. Publicly funded sexual health clinics exist in every state and are free, confidential and expert — they remain the best option if you have symptoms, a known contact, or need treatment on the spot. Your GP can order the same tests with a Medicare rebate. Self-ordered pathology suits asymptomatic routine screening where you simply want it done without a conversation.

When not to self-order. If you have symptoms — discharge, ulcers, pain on urination, a rash, fever — see a doctor or a sexual health clinic now rather than ordering a test. The same applies if you have had a known exposure to HIV in the last 72 hours, where post-exposure prophylaxis is time-critical and only a clinician can arrange it. FORM is a pathology testing service and does not treat infections.