Symptoms of poisoning: nausea, vomiting, abdominal pain, diarrhea, headache, dizziness, heart rhythm, respiratory acceleration, blood pressure drop, convulsions, circulatory failure, respiratory paralysis and death. Rescue measures:1) Inadvertent inhalation immediately move the poisoned person to a place with good air circulation. Inadvertent contact with skin or splash in the eyes, should be immediately flushed with plenty of water for at least 15 minutes. If taken by mistake, the patient should be sent to the hospital immediately with this label, rapidly induce vomiting, gastric lavage and diarrhea, symptomatic treatment, avoid oily food, and prohibit alcohol.