Detecting A User
Under the influence of the drug, users often become agitated and feel "wired." Their behavior becomes unpredictable. They may be friendly and calm one moment, angry and terrified the next. Some feel compelled to repeat meaningless tasks, such as taking apart and reassembling bits of machinery. Others may pick at imaginary bugs on their skin. Physical affects include: increased heart rate, blood pressure, body temperature, and rate of breathing; it dilates the pupils and may cause tremors.