"obviously this has to be done on people without drug experience, because the effects are rather easy to tell apart by drug users" Interestingly, the subjectiv

"obviously this has to be done on people without drug experience, because the effects are rather easy to tell apart by drug users" Interestingly, the subjective experience of having a "high" seems to be somewhat learned through prior experiences. Testing on people without drug experience may not be the accurate test one might want and assume.