Category
Stimulants


Also Known as
Ritalin(brand name); JIF, MPH, R-ball, Skippy, the smart drug, vitamin R


How Administered
injected, swallowed, snorted


Intoxication Effects
increased heart rate, blood pressure, metabolism; feelings of exhilaration, energy, increased mental alertness


Potential Health Consequences
rapid or irregular heart beat; reduced appetite, weight loss, heart failure, nervousness, insomnia