Xanax (alprazolam) will trigger sedation, drowsiness and somnolence as being a side effect but is not generally prescribed to help with sleeplessness (issues sleeping) often. Sleepiness soon after using Xanax generally takes place within just 15 to forty five minutes. Carry on readingSure, alprazolam (Xanax) as well as other benzodiazepines have ha