Quetiapine: A Novel Additive to the Illicit Heroin Supply in Los Angeles.  Friedman JR, Molina CA, Romero R, Pyfrom EM, Appley MG, Marienfeld C, Sisco E, Shover CL.  J Addict Med. 2025 Jul 25. doi: 10.1097/ADM.0000000000001552. Epub ahea…

High Variation in Purity of Consumer-Level Illicit Fentanyl Samples in Los Angeles, 2023-2025.  Shover CL, Koncsol AJ, Godvin ME, Goodman-Meza D, Pardo B, Poimboeuf M, Molina CA, Romero R, Feng J, Friedman JR.  medRxiv [Preprint]. 2025 J…

Biochemical Identification and Clinical Description of Medetomidine Exposure in People Who Use Fentanyl in Philadelphia, PA.  Durney P, Kahoud JL, Warrick-Stone T, Montesi M, Carter M, Butt S, Mencia AM, Omoregie L, Shah M, Bloomfield M, Tomas…

Assessing the Real-World Performance of Xylazine Test Strips for Community-Based Drug Checking in Los Angeles.  Molina CA, Friedman J, Koncsol AJ, Romero R, Godvin ME, Shover CL.  medRxiv [Preprint]. 2025 Jun 30:2025.06.28.25330471. doi…

On-site health service delivery models at syringe services programs in the United States: Results of a national cross-sectional survey.  Behrends CN, Des Jarlais DC, Luhur W, Lu X, Corry GJ, Glick SN, Kapadia SN, Perlman DC, Schackman BR. …

Beyond Naloxone - Harm reduction goes beyond naloxone; we must take crucial steps to prevent the need for i tin the first place Hrsg.: NYC NC Survivors Union, US, 2025 https://drive.google.com/file/d/11T3PoE92OqYO_PoDVojmS1BtSYmUcyRh/view