It isn't smoked. It's a flammable carbohydrate, like sugar, which carbonizes when heated. It can only be ingested or injected. GHB can cause loss of consciousness. Since scientists and physicians do not know this, Mr. Pryor certainly does not.
Ignorance is never a sound basis for determining public policy.
Based on Mr. Pryor's misinformation, a mistake has been made. There is no need to compound that mistake with a new law based on the same falsehoods. Instead, please consider the wisdom of fixing the mistake that has already been made . If you really want to stop date rape, there is a simple, technological solution that will not collaterally criminalize the human diet. If you are interested, please let me know.