Shakiness
Nervousness or anxiety
Sweating, chills and clamminess
Irritability or impatience
Confusion, including delirium
Rapid/fast heartbeat
Lightheadedness or dizziness
Hunger and nausea
Sleepiness
Blurred/impaired vision
Tingling or numbness in the lips or tongue
Headaches
Weakness or fatigue
Anger, stubbornness, or sadness
Lack of coordination
Nightmares or crying out during sleep
Seizures
Unconsciousness