5 ms·

Amphetamine and methamphetamine is not the same drug.

• CamperBob2 11y ago
  True, but I'm assuming he was on Desoxyn, as opposed to some low-grade diet pills.
  • serf 11y ago
    Paul Hoffman's biography of Erdos : "Erdös first did mathematics at the age of three, but for the last twenty-five years of his life, since the death of his mother, he put in nineteen-hour days, keeping himself fortified with 10 to 20 milligrams of Benzedrine or Ritalin, strong espresso, and caffeine tablets. "[0] [0]: http://www.nytimes.com/books/first/h/hoffman-man.html http://www.nytimes.com/books/first/h/hoffman-man.html
    • vellum 11y ago
      10-20 mg of Ritalin isn't that much. The average adult with ADHD takes 20-30 mg. http://www.ncbi.nlm.nih.gov/pmc/articles/PMC181133/ http://www.ncbi.nlm.nih.gov/pmc/articles/PMC181133/