Support WBURFrom Club To Clinic: How MDMA Could Help Some Cope With TraumaPlay06:00Download AudioNPR StaffSeptember 13, 2015 ShareEcstasy pills confiscated by law enforcement. For decades, MDMA has gotten a reputation as a dangerous club drug — but reporter Kelley McMillan says it was first used for therapeutic purposes in the '70s. (Cover/Getty Images)