There are long-term effects, but the impact seems to be not fully clear (wikipedia, On the other hand there are many known side-effects of the normal drugs used for the same purpose.
Beside the medical properties there are also the social properties of a drug.
There are long-term effects, but the impact seems to be not fully clear (wikipedia, On the other hand there are many known side-effects of the normal drugs used for the same purpose.
Beside the medical properties there are also the social properties of a drug.
See also the AMS report Brain science, addiction and drugs.