The pill’s color Its shape Its imprint code (the text imprinted on or carved into the pill) The imprint code is the most important detail, and it’s often the only information you need to ...

Once a day, Tim Lagman takes a pill that reduces his risk of contracting HIV, a precaution he's taken since 2017. Pre-exposure prophylaxis, or PrEP, is part of the daily routine for a growing ...