Positive: Quicker reaction times, feelings of energy/wakefulness, excitement, increased attentiveness & concentration and feelings of euphoria.
Negative: Dry mouth, headache, hostility, nausea, cognitive impairment, sever anxiety, lack of appetite, teeth grinding, dizziness, increased heart rate, heart palpitations, rapid breathing rate, hypertension, increased body temperature, irregular heartbeat, and erectile dysfunction.
