SUBSTANCE ABUSE

This study tests whether a long-term, high-dose prescription stimulant (lisdexamfetamine) can help people with moderate to severe methamphetamine use disorder stay in treatment and reduce use. About 80 participants will receive either the drug or a placebo alongside standard care…

This study is testing a new mutual-help group called the TLC Program for transgender adults who use substances or are recently in recovery. The program uses mindfulness and values-based counseling to improve mental health and reduce HIV risk. Researchers will enroll 124 participa…

This study tests whether a culturally tailored harm reduction program helps Black and Latinx people who use drugs engage more with services and reduce opioid or stimulant use. About 200 adults who recently misused opioids or other substances will be randomly assigned to the new p…

This study tests whether a support tool called Getting To Outcomes helps schools teach the Project ALERT drug prevention program more effectively. About 42 schools and their 7th-grade students (ages 12-14) will participate. Researchers will measure students' alcohol and drug use,…

This study tests a six-session program called SER Familia for Latino immigrant families with a parent and a child aged 12-17. The program, led by community health workers, aims to reduce stress from adapting to a new culture and build resilience to prevent substance abuse, intima…

This study aims to help leaders in Oregon—like health officials, community groups, and policymakers—use up-to-date data to make better choices about substance use services. The goal is to improve how resources are allocated to prevent overdoses and support treatment. About 341 de…

This study is a health check for about 363 students and employees at Constructor University Bremen and HAW Hamburg. Researchers will use questionnaires and interviews to measure loneliness, anxiety, stress, and health habits. The goal is to understand what affects well-being, not…

This study looks at whether brain activity related to learning can predict how well teens (ages 14-17) respond to a program aimed at reducing cannabis use. Participants get a brain scan, then attend 10 weekly virtual sessions where they report their cannabis use and take drug tes…