Then later each time the subject will think about this situation, he will see him like an hero.
He will run after this situation as much as after a beautifull girl to get the feeling again because he will not be aware that the real source of this feeling is drug, he will associate the feeling with the action he dreamed
One of the big groups of hypnotics are medicines called benzodiazepines (http://en.wikipedia.org/wiki/Benzodiazepines), such as diazepam, lorazepam, alprazolam, and clonazepam. These are usually used as anti-anxiety medications, but they also promote sleep when taken in directed amounts. Such medications have short half-lives, are notoriously addictive