Everything about STI testing
In-depth articles and guides on STI testing, treatment and the different routes.

What does an STI test really cost in the Netherlands?
A full explanation of our methodology: why kit price is misleading and how we compute the true total.
Read more
The Clap: test and treatment
Symptoms, window period, sample sites (urine/throat/anus) and treatment with ceftriaxone injection.
Read more
STI test result: now what?
What to do on a positive result, how partner notification works, and when to re-test.
Read more
Free STI test at the GGD: who qualifies?
The priority groups, how an appointment works, the new chlamydia policy and your options if you do not qualify.
Read more
PrEP monitoring at home: cost and routes
Triple-site testing, kidney function and HIV checks — and which route (GGD, GP or home) fits PrEP.
Read more
Chlamydia: symptoms, test and treatment
The most common STI in the Netherlands. How to spot it, when testing makes sense, and how treatment works.
Read more
Syphilis: symptoms, test and treatment
The "great imitator" is rising sharply again. Stages, the window period, the blood test and treatment with a penicillin injection.
Read more
Window period: when can you reliably test after a risk?
Testing too early gives false-negative results. Per STI: how long to wait after unsafe sex, and when you should test straight away.
Read more
ZIZ review: why structurally the cheapest?
The non-profit foundation that includes treatment in the price. How it works, who it fits, and the catch.
Read more
Getting an anonymous STI test: how it really works
Not every "anonymous" test is equally anonymous. What your GP, insurer and medical file do or don’t see — per route.
Read more