Health Article description.MDMA is a stimulant. It also has mild hallucinogenic effects. It's often called ecstasy or Molly. It may also be called Adam, XTC, X, hug, beans, STP, or clarity. MDMA is most often taken as a pill. The pills often have a logo, such as a cartoon character, stamped on them. MDMA also comes as a capsule or powder, which...