What should I do after having unprotected anal sex with a stranger?

After unprotected anal sex, particularly with a stranger, it’s crucial to address the potential risk of sexually transmitted infections (STIs), including HIV. Despite what the person told you, it’s important to take preparatory measures to lower any risk. Time is critical here: You should consider starting post-exposure prophylaxis (PEP) immediately. PEP is a course of antiretroviral medication that, when taken within 72 hours after potential exposure to HIV, can significantly reduce the likelihood of infection. The sooner you start, the better, ideally within the first 2 hours. So, you should go to an emergency room or a clinic that provides PEP as soon as possible.

Additionally, getting tested for STIs is advisable. While certain infections might not show up immediately, some clinics offer tests that can detect early infections or prescribe preventive treatments. You should also consider hepatitis B vaccination if you’re not already vaccinated. To manage anxiety and for ongoing support, consider speaking with a healthcare provider about getting tested again a few weeks after exposure, as some infections have longer window periods before they can be accurately detected.

In the meantime, avoid engaging in any further unprotected sex to prevent any potential STI transmission. It’s also worth clarifying your options regarding regular STI testing in the future to maintain sexual health. Lastly, remember that making use of condoms consistently in the future can reduce the risk of STIs significantly. Take immediate action, as suggested, and stay proactive about your health in this case.