Some Ecstasy users experience negative effects right away and may become anxious and agitated.
Researchers have now linked long-term Ecstasy use to Parkinson's disease.
The excessive release of dopamine and stimulation of the brain and central nervous system's natural reward system as a result of opiate use is what leads to addiction.
Mixing prescription drugs with alcohol can cause nausea, vomiting, headaches, drowsiness, fainting, or loss of coordination.