The field of psychedelic medicine is relatively new, and because of this, certain investors consider it to be loaded with potential. That's why even minor events in companies specializing in this can be greeted with notable share price pops.Such a dynamic was in evidence with U.K.-based Compass Pathways (CMPS -4.26%) this week. On news about a step completed in a clinical trial, the company's shares rose by 13% over the period, according to data compiled by S&P Global Market Intelligence.A significant miles ...