At about the same time, in late '87, early '88, it reached English holiday makers in Ibiza who brought it back home to England because they didn't want the party to end. It wasn't long before the rave scene spread to Australian shores. In the US, a number of well-known and highly respected spiritual teachers who participated in ecstasy spiritual workshops when the drug was still legal, have publicly admitted their views about the drug's spiritual value. In the US, before the drug was criminalised, some therapists used ecstasy to treat their patients. Many reported positive results.
Few people tend to become addicted to ecstasy.
This is likely due to the fact that with successive doses, there is an increase in the severity of the negative effects together with a decrease in the experience of pleasurable effects. Tolerance occurs when a user needs to take successively higher doses of a drug to achieve the same pleasurable effects. Research suggests that tolerance does occur with ecstasy. That is, the successively larger doses needed generate increasingly severe side effects for only the same amount of pleasure. That's a little over half a million people.