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3,4-Methylenedioxymethamtamine (), commonly known as  (E), is a psychoactive drug primarily used as a recreational drug. The desired effects include altered sensations and increased energy, empathy, and pleasure. When taken by mouth, effects begin after 30â45 minutes and last 3â6 hours.
Adverse effects include addiction, memory problems, paranoia, difficulty sleeping, teeth grinding, blurred vision, sweating, and a rapid heartbeat. Deaths have been reported due to increased body temperature and dehydration.[14] Following use people often feel depressed and tired acts primarily by increasing the activity of the neurotransmitters serotonin, , and noradrenaarts of the brain.[14][15] It belongs to the substituted amtamine classes of drugs and has stimulant and hallucinogenic effects..