NCT05897099RECRUITINGNAThe purpose of this study is to test 2 different ways to offer medications to prevent human immunodeficiency virus (HIV), cure hepatitis C virus (HCV) (if applicable) and treat substance use disorder (if desired) in people who inject drugs.
Inclusion Criteria: * age 18 or older * able to speak English or Spanish * willing and able to sign informed consent, provide locator information and medical records release * non-reactive result on rapid HIV test * use of SSP to exchange syringes 2 times in the past 3 months * planning to stay in the area for 12 months Exclusion Criteria: * reactive HIV test * currently on medications for opioid use disorder (MOUD) by urine drug screen * currently on PrEP by self-report * Principal or site investigator discretion * currently in prison or jail * current enrollment in Clinical Trials Network 121 * receipt of tele-harm reduction in previous 3 months * signs or symptoms of acute HIV infection