Amphetamine abuse

This trial tests whether a non-invasive brain stimulation technique, called transcranial temporal interference stimulation, can reduce drug cravings in people with methamphetamine use disorder. The stimulation targets the nucleus accumbens, a brain region involved in reward and a…

This trial explores whether a single dose of psilocybin, combined with motivational support therapy, can help people with HIV who have moderate-to-severe methamphetamine use disorder reduce or stop their meth use. Participants will be randomly assigned to receive either a higher …

This study tests a 12-week group program for HIV-negative Latino men who have sex with men and use methamphetamine. The program aims to help them cope with stigma, build resilience, and reduce meth use while also improving their interest in and use of PrEP, a medication that prev…

This study will test if simple, bedside heart tests (ultrasound, EKG, and blood tests) can accurately detect heart problems in pregnant women who regularly use methamphetamine. Researchers will compare these quick tests to a full heart ultrasound. The goal is to find a faster, ea…