0
No, risperidone is an atypical anti-psychotic and does not contain any benzodiazepines.
Benzodiazepines are products of organic chemistry.
Yes, the DOT medical exam tests for benzodiazepines
Chinese herb pills will throw a positive for benzodiazepines--but it's not a false positive, as there are benzodiazepines in Chinese herb pills.
no