Treatment seeking individuals as the time of the study

Must be able to proved written informed consent

Must have a body mass index greater than 18 kg/m(2)

Must meet DSM-IV criteria for methamphetamine dependence

Must currently be using methamphetamine as confirmed by a positive urine test over the past 14 days

If female of child bearing potential, must agree to use birth control

Topiramate for the Treatment of Methamphetamine Dependence - 1