♪ look at me [ cheers and applause >> seth: catherine cohen, everybody!actices, can help lower my chances of getting hiv through sex. i use condoms. but i talked to my doctor about doing more. he said that because i had a higher chance of getting hiv through sex, truvada for prep could be an option for me. she also told me that truvada alone may not keep me from getting hiv. and it does not prevent other stis or pregnancy. you must be hiv-negative to take truvada for prep. so you need to get tested for hiv immediately before, and at least every 3 months while taking, truvada. if you think you were exposed to hiv or have flu-like symptoms, tell your doctor right away. they may do more tests to confirm you are still hiv-negative. serious side effects can occur, including kidney problems, kidney failure, and bone problems, which may lead to fractures. rare, life-threatening side effects include a build-up of lactic acid and liver problems. tell your doctor about all the medicines you take, if you are pregnant or breastfeeding, or if you have kidney, bone, or