Hello guys, Welcome to Africa's Largest Video Search Engine, and you are watching Is PrEP effective for preventing transmission from injection drug use?. and this video is uploaded by Centers for Disease Control and Prevention (CDC) at 2024-04-10T07:21:44-07:00. We are just promoting this video only for entertainment and educational purpose only. I hop you like our Video Search Engine. [gqfBrCWGFAo]