Symptoms of overdose may include: rapid breathing, unusual restlessness, fast/slow/irregular heartbeat, chest pain, hallucinations, seizures, loss of consciousness.

That seemed to quiet the unusual inner restlessness.

"Yes, it shows up in his sleep pattern as unusual restlessness the first nights, but see, he's calming down by the third."

Seek immediate medical attention if you develop some of the following symptoms: hallucinations, unusual restlessness, loss of coordination, unexplained fever, severe nausea/vomiting/diarrhea, twitching muscles.

Get medical help right away if you develop some of the following symptoms: hallucinations, unusual restlessness, loss of coordination, fast heartbeat, severe dizziness, unexplained fever, severe nausea/vomiting/diarrhea, twitching muscles.