The more consistently you take PrEP, the more unlikely it is that you will contract HIV. It is possible to contract HIV while on PrEP, especially if you frequently forget to take the pill. During your follow-up visits with your healthcare provider while on PrEP, your doctor will test you for HIV to determine your current HIV status. If you do find out that you are infected with HIV, breathe: There are many types of support available for people who are HIV positive. Work with your doctor to get to make sure you get on a treatment regimen that is appropriate for you. If you don’t have a regular doctor, talk with the staff who tested you to find a primary care doctor who is knowledgeable about HIV.