Before you can talk to your physician you need to prepare yourself so that you can educate them about PrEP. Some of these are newer links and I wish I had access to them before I started this process.
Here are some great links to get you started.
CATIE PrEP Introduction and Canadian Information (this site is amazing and I would say it is required reading for anyone interested)
New studies are being published every day. It is a really exciting time for research related to PrEP but it is also one of flux with each study shedding light on appropriate uses and issues related to real world implementation.