This study compares cannabidiol (CBD) to the antipsychotic risperidone in 64 adults with schizophrenia or related psychotic disorders who have used cannabis. The goal is to see if CBD can reduce psychotic symptoms and help people stop or cut down cannabis use. Participants receiv…
Phase: PHASE2 • Sponsor: Lone Baandrup • Aim: Disease control
Last updated May 17, 2026 14:38 UTC