In case of overdose, seek medical attention.
Symptoms of overdose can include:
- Rapid respiration
- Aggressive behavior
- Panic states
- Fatigue and depression usually follow the central nervous system stimulation.
Cardiovascular effects include arrhythmias, hypertension or hypotension, and circulatory collapse.
Gastrointestinal symptoms include nausea, vomiting, diarrhea, and abdominal cramps. Fatal poisoning is usually preceded by convulsions and coma.