Nearly half of US adults who drink and use cannabis combine them at once; cannabis use disorder drives the trend, signaling urgent screening needs.

Helus Pharma advances oral deuterated psilocin HLP003 for MDD, detailing new efficacy and safety analyses plus ongoing phase 3 PARADIGM trial updates.

Atypical psychedelics such as ketamine, MDMA, and ibogaine show fast-acting promise for depression, PTSD, and addiction beyond 5-HT2A.

Learn how the inhibition constant and 5-HT2A binding explain LSD effects—and why potent atypical antipsychotics may rapidly end a bad trip.

FDA hearing spotlights debates over psychedelic therapy: who administers, how to prove efficacy, and how to track safety as approvals near.