The compound inhibits cholinesterase resulting in stimulation of the central nervous system, the parasympathetic nervous system and the somatic motor nerves. Do not give morphine. Watch for pulmonary edema which may develop in serious cases of poisoning even after 12 hours. At first sign of pulmonary edema, the patient should be placed in an oxygen tent and treated symptomatically. Repeated exposure may lead to contact dermatitis.
Excessive exposure can produce muscular tremors, uncontrolled mucous secretion, convulsion and coma.
Local exhaust ventilation, when necessary. Face shield goggles. Use carbon dioxide or dry chemical for small fires. Use water spray or alcohol type foam for large fires. Wear protective clothing and use self-contained breathing apparatus.