PrEP is safe, and the regimen is generally well-tolerated. The original pill used for PrEP, Truvada, has been used to treat people living with HIV since 2004. PrEP can cause mild side effects, including upset stomach, headaches, and weight loss, especially at the beginning of the regimen.

A very small percentage of patients have issues with their kidneys or bones. That’s why we perform several tests on your first visit to see if you are at risk. We’ll also continue to monitor your health at regular intervals.

PrEP is 99% effective when taken daily.