Are we rushing the race for psychedelic therapy?

New microdosing study shows placebo performs as well as LSD.

Swiss physician Paracelsus knew chemicals that heal in small doses can be toxic in large doses. The 16th-century "father of toxicology" spent his career investigating the effects of chemistry on human biology—and consciousness.

Psychedelics offer some of the most profound changes in consciousness known to humankind. As with the work of iatrochemists (che…