Amphetamines are not neurotoxic, methamphetamines are. If you want to read some scientific research search pubmed for methamphetamine neurotoxicity and you'll f

Amphetamines are not neurotoxic, methamphetamines are. If you want to read some scientific research search pubmed for methamphetamine neurotoxicity and you'll find a ton of results. Here's wikipedia: http://en.wikipedia.org/wiki/Methamphetamine#Neurotoxicity http://en.wikipedia.org/wiki/Methamphetamine#Neurotoxicity