emotion. Effects range from mild stimulation to euphoria, depending on the specific drug, dose, route of administration, and inter-individual characteristics.

Stimulants have a long history of use, both for medical and non-medical purposes. Archeological evidence from Peru shows that cocaine use dates back as far as 8000 B.C.E. Stimulants have been used to treat various conditions, such as narcolepsy, attention deficit hyperactivity disorder