CDC recommends at-risk groups take Truvada daily to prevent HIV infection . Dr. Anthony Fauci , an immunologist who has been at the forefront of HIV/AIDS research for decades , called it a highly effective approach to preventing the spread of the virus that causes AIDS . Studies show pill can help reduce infection rates by more than 90 % when taken daily . Comment:
CDC recommends at-risk groups take Truvada daily to prevent HIV infection . Studies show pill can help reduce infection rates by more than 90 % when taken daily . Comment: